3. Alphabetical List of Members

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3. ALPHABETICAL LIST OF MEMBERS

Note : In Commission Membership : the letter "P" means President, the letter "V" means Vice-President, the letter "C" means Member of the Organizing Committee.

Reprints of this list are available from the IAU Publisher: [). Reidel Publishing Company P.O. Box 17 3000 AA Dordrecht Holland

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A'HEARN MICHAEL F DR ABDULLA SHARER ABDUL AZI2 ABRAMI ALBERTO PROF ADAMS DAVID J DR ASTRONOMY PROGRAM ASTRONOMY i SPACE RES CIR CSSERVATORIO ASTRONOMIC ASTRONOMY DEPT UNIVERSITY OF MARYLAND COUNCIL FOR SCI RESEARCH DI TRIESTE THE UNIVERSITY COLLEGE PARF. KD 20712 P O BOX 2441 1-34131 TRIESTE LEICESTER LEI 7RH U.S A JADIRIYAH. BAGHDAD ITALY U.S. .. TEL:"301-454-6076 IRAQ TEL: TEL: 0533-554455 ILX: 710-326-0352 TEL: 7765127 TLX: TLX: 341198 COM: 15C20. TLX: 2187 BATHILMI I?. COK: 10,40 COM: 48 COM: 40 AANNESTAD PER ARHE DR ABELE N K DR ABRAMOIICZ MARER DR ADAMS THOMAS F DR PHYSICS DEPT LATVIAN STATE UNIVERSITY INTERNATIONAL SCHOOL FOR LOS ALAMOS SCIENTIFIC LAB ARIZONA STATE UNIVERSITY ASTRONOMICAL OBSERVATORY ADVANCED STUDIES C--7 KS32S TEKPE A! 85287 226098 RIGA 1-34014 TRIESTE P O BOX 1663 it s A U.S.S.R. ITALY LOS ALAMOS SM 37545 TEL: 602-965-3644 TEL: TEL: 040-224281 U.S.A. TLX: TLX: TLX: 460392 ICTP TEL: 505-667-6384 COM: 34. COR: 31 COK: 48. TLX: COM: AARONSOH MARC ABHYANRAR RRISHNA D PROF ABT HELNUT A DR ADE PETER A R DR STEWARD OBSERVATORY DEPT OF ASTRONOMY KIT! PEAK NATIONAL OBS PHYSICS DEPT UNIVERSITY OF ARIZONA CSMANIA UNIVERSITY BOX 26732 CjUEEX MARY COLLEGE TUCSON AC 83721 HYDERABAD 500 007 TUCSON AZ 85726 KILE END P.CAD U.S.A. INDIA U.S.A. LONDON El MS TEL: 602-621-4514 TEL: 351672 TEL: 602-325-9215 U.R. TLX: TLX: TLX: 0666-434 AURA NOAO TEL: 31-980-4311 COM: 28 COM: 24,29,36,420 COM: 05.26C.2S.30 TLX: 8537531 COM: 40 AARSETB SYERRE J DR ABIES HAROLD D DR ABU EL ATA NABIL DR ADEL ARTHUR F PROF EMER INSTITUTE OF ASTRONOMY FLAGSTAFF STATION BUREAU DES LONGITUDES N. ARIZONA UNIVERSITY MADINGLEY ROAD US NAVAL OBSERVATORY 77 AVE DENFERT-ROCHEREAU BOX 5679 CAMBRIDGE CB3 DBA P O BOX 1149 F-75014 PARIS FLAGSTAFF AZ 3'6001 U.F.. FLAGSTAFF AC 86002 FRANCE USA TEL: 62204 U.S.A. TEL: 1-43-20-13-30 TEL:* 602-774-6557 TLX: 817297 ASTRON 5 TEL: 602-779-5132 TLX: 270776 f TLX: COM: 33,37 TLX: 26230 ASTRO COK: COK: COM: 09,25.18 ABALAIIN YIC70R I DR ABLBS J G DR ACKER AGNES PROF DR ADELMAN SAUL J DR USSR ACADEMY OF SCIENCES CSIRO OBSERVATOIRE LAB ASTRON i SOLAR PHYS CENTR. ASTR. OBSERVATORY DIVISION'OF RADIOPHYSICS UNI7ERSITE DE STRASBOURG NASA/3SFC. CODE 681 PULROVC P.O.BOX 76 11 RUE DE L UNIVERSITE GREENBELT KD 20771 196140 LENINGRAD M-140 EPPING NSJ 2121 F-67300 STRASBOURG U.S.A. U.S.S.R. • AUSTRALIA FRANCE TEL: 301-344-7445 TEL: 298-2242 TEL: TEL: ;38135-43-00 TLX: 710-823-9716 TLX: 12261 FENIJS TLX: TLX: 890506 STAROBS COM: 14,25,28 COM: 34C.05.07.20 COM: 40 COM: 34,46 ABBASOV ALU R DR ABOU-EL-ELLA MOHAMED S DR ACTON LOREI I DR ADJASSHIRIZADBH ALI SCIENT. i INDUSTRIAL ASS. HELSAN OBSERVATORY IHIAGI LOCKHEED PALO ALTO CTR FOR ASTRON RESEARCH OF COSMIC RESEARCH HELKAN-CAIRO RESEARCH LAB F.HADJEH NASSIR ALDDIN OBS 159 LENIN-PROSPECT EGYPT 3251 HANOVER ST UNIVERSITY OF TABRIZ 370106 BARD TEL: 730645 PALO ALTO CA 94306 TABRIZ 51664 U.S.S.R. TLX: 93070 HIAG UN U.S.A. IRAN TEL: COM: 37 TEL: 415-858-4067 TEL: 0098-041-32564 TLX: TLX: 346409 TLX: COM: 10 COM: 12,44 COM: ABBOTT KILLIAN I DR ABRAHAM HBNRY J N ADAM MADGE G DR ADQLFSSON TORD DR UNIVERSITY OF ATHENS 12 MORTLOCR CIRCUIT DEPT OF ASTROPHYSICS KRAGEHOLMSGATAN 12 MICHALACOPOBLOU 42 KALEEN ACT 2617 SOUTH PARRS ROAD S-216 19 MALMOE SR-11528 ATHENS AUSTRALIA OXFORD OXi 3RO. SWEDEN GREECE TEL: 062-413685 U.K. TEL: 040-157586 TEL: 7213352 TLX: TEL: TLX: TLX: COM: 19. TLX: COK: COM: 22. COM: 12

ABDALA JOSE DR ABRAHAM ZULEMA OR ADAMS A I MX AFAIASJEVA PRASKOVYA M DR AVENIDA SOLANO P.B.No. 1 INST-PESQUISAS ESPACIAIS 6519 N. '35TH ROAD PULROVO OBSERVATORY SDIFICIO ARAGUANEY CRAAM RADIO OBSSRVATORIO ARLINGTON VA 22213 196140 LENINGRAD CHACAITO CARACAS 1050 CAIXA POSTAL 515 U.S.A. U.S.S.R. VENEZUELA 12200 S. JOSE DOS CAMPOS TEL: 703-532-8246 TEL: 258-22-42 TEL: BRAZIL TLX: TLX: TLX: TEL: 011-826-6588 CON: COM: 31 COM: TLX: 01134061 COM:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 468 LIST OF MEMBERS ASERJAN TATEOS A PROF AHMERT P DR AIZU RO PROF AL-SABTI ABDUL ADIM OR UNIVERSITY OF LENINGRAD i ZNTRLINST. F. ASTROPfiYSIF. PHYSICS DEPT PHYSICS DEPT OBSERVATORY STERNKARTEN-STR. 25 53,17 RIKRYO UNIVERSITY SCIENCE COLLEGE 199178 LENINGRAD DDP.-6400 S0NSE3ERG NISHI-IEEBUF.URO 3 BAGHDAD UNIVERSITY 'J.S.S.R. GERMANY. D.R. TOSHIMARU TOKYO 171 JADIRIYAH. BAGHDAD TEL: TEL: SONNE3ERG 2287 JAPAN IRAQ TLX: TLX: TEL: 03 935! 2414 TEL: 5:52340 COM: 33,37 COM: TLX: TLX: COM: 33,40,47,48 CCM: 28,51. AGRAKAL P C DR AI GUOXIANG ARABANE RENJI A PROF ALANIA I F DR TATA INSTITUTE OF BEIJING ASTRONOMICAL OBS TOKYO ASTRONOMICAL ABASTUMANI ASTROPHYSICAl FUNDAMENTAL RESEARCH BEIJING OBSERVATORY OBSERVATORY HCMI BHABHA RD. COLABA CHINA, PEOPLE'S P.EP. OSAKA MITAF.A 383762 ABASTUMANI.GEORGIA BOMBAY 400 005 TEL: TOKYO 131 U.S.S.R. INDIA TLX: JAPAN TEL: 225/244 TEL: 215-111 :: 336 COM: 10 TEL: 0267-98-2831 TLX: TLX: 113009 TIFP. IN TLX: 3223005 TAO NRO J COM: 27, COB: 44 COM: 34,40, AGRIHIER BERNARD L MR AIAD A DR AKABANE TOKUHIDE DR ' ALBERS HENRY PROF C E N SACLAY DEPT OF ASTRONOMY HIDA OBSERVATORY VASSAR COLLEGE CBS SP NO 2 FACULTY OF SCIENCE KAMITAEARA PCUGHKEEPSIE NY 12601 F-91190 5IF-YYETTE CAIRO UNIVERSITY GIFU 506-13. U.S.A. FRANCE GEZA ORMAS JAPAN TEL: 914-452-7000 TEL: EGYPT TEL: 0578-6-2311 TLX: TLX: TEL: ntr Y • CCM: 45. COM: COM: 16 •COM: 27,35,37.46 AGUBRO ESTELA L DR AIKAHA TOSHIKI DR AKCAYLI XELER M A DR ALBRECHT RUDOLF DR OBSERVATORIO ASTRONOMICO ASTRONOMICAL INSTITUTE EGE UNIVERSITY SPACE TELESCOPE EUROPEAN LAPRIDA NO 354 TOHOKU UNIVERSITY FEN FAKULTESI •COORDINATING FACILITY 5000 CORDOBA AOBAYAMA SENDAI GOK BILIMLERI ENSTITUSU KARL-SCHWARZSCHILB-STR 2 ARGENTINA JAPAN BORNOVA-IiMIR D-8046 GARCHING B MUNCHEN TEL: 36876 40613 TEL: TURKEY GERMANY, F.R. TLX: 51822 SDCCR TLX: TEL: TEL: 83-320-06-287 COM: 28 COM: TLX: TLX: 52! 282 22 EO D COM: COM: 09,25, ABLMfALIA HARJIT SINGB DR AIRMAN G CHRIS L AKSENOV E P PROF DR ALCAINO GONZALO DR DEPT PHYSICS i ASTRONOMY DOMINION ASTROPHYS OBS STERNBERG STATE INSTITUTC ISAAC NEWTON UNIVERSITY OF NEW MEXICO 5071 « SAANICH ROAD ASTRONOMICAL INSTITUTE CASILLA 8-9 800 YALE BLVD N E RR 5 UNIVERSITETSKIJ PROSP 13 CORREO 3 ALBUQUERQUE NM 87131 VICTORIA BC V8X 4M6 119899 MOSCOW SANTIAGO U.S.A. CANADA U.S.S.R. fVT r TEL: 505-277-2941 TEL: 604-388-3975 TEL: 133-28-58 TEL: 472-013 TLX: 560461 TLX: 049-7295 TLX: TLX: :/5 ESO 240853 ESCGO COM: 10,48,49 COM: 29. COM: 0" COM: 23,37 AHMAD FAROOO DR AIME C DR AKSNES RAARE DR ALDROVANDI RUBEN DR DEPT OF PHYSICS DEPT D'ASTROPHYSIQUE NORWEGIAN DEFENCE INST DI FISICA TEORICA UNIVERSITY OF KASHMIR UNIVERSITE DE NICE RESEARCH ESTABLISHMENT RUA PAMPLONA 145 SRINAGAR 190 006 KASHMIR PARC VALROSE P O BOX 25 01405 SAO PAULO SP INDIA F-06034 NICE CECEX N-2007 KJELLER BRAZIL TEL: 71559 FRANCE NORWAY TEL: 288-5643 TLX: TEL: 93-51-91-00 TEL: 2-737650 TLX: COM: 28 TLX: TLX: 76528 COM: COM: 09.12. COM: 07,20C,W AHMED IMAM IBRAHIM PROF AITREN DAVID I DR AKYOL MUSTAFA U PROF ALDROVANDI SUSLI M V DR DEPT OF ASTRONOMY PHYSICS DEPT iRAAFl EGE UNIVERSITY INST. ASTRON E GEOFISICO FACULTY OF SCIENCE UNIV OF MELBOURNE SCIENCE FACULTY AV MIGUEL STEFANO 4200 CAIRO UNIVERSITY PARIVILLE VIC 3052 DEPT OF ASTRONOMY 04301 SAO PAULO SP GIZA CAIRO AUSTRALIA BORNOVA-IZMIR BRAZIL EGYPT; TEL: 03-341-6818 TURKEY TEL: 011-275-3720 TEL: TLX: 35185 UNIMEL TEL: 51-180110 TLX: 1136221 IAGM 3R TLX: COM: 34 TLX: COM: 34 COM: COM: AHMED MOSTAFA AIZENMAN MORRIS L DR AL-NAIMY HAMID M K DR ALECIAN SEORSES DR ASTRONOMY i MSTEOROL DEPT DIV ASTRONOMICAL SC ASTRONOMY i SPACE RES CTR OBSERYATOIRE DE PARIS FACULTY OF SCIENCE NATL SCI FOUNDATION COUNCIL FOR SCI RESEARCH SECTION DE MEUDCN CAIRO UNIVERSITY RM 615. 1800 G ST UN P O BOX 2441 DAF CAIRO WASHINGTON DC 20550 JADIRIYAH, BAGHDAD F-92195 MEUDON PL CEDEX EGYPT U.S.A. IRAQ FRANCE TEL: TEL: 202-357-7643 TEL: 7765127 TEL: 1-45-34-75-70 TLX: TLX: TLX: 212187 TLX: COM: 07 COM: 27,35, COM: 42,51. COM:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 469 ALEXANDER JOHN B ALLAKANDOLA LOUIS JOHN DR ALLER HUGH D DR ALTROCR RICHARD C DR ROYAL GREENNICH OBS NASA-AMES RESEARCH CENTER DEPT OF ASTRONOMY AIR FORCE GEOPHYSICS LAB HERSTNONCEUX CASTLE KAIL STOP N-245-6 UNIVERSITY OF MICHIGAN NATIONAL SOLAR OBS HAILSHAK BN27 1RP MOFFET FIELD CA 91035 310 DENNISON BUILDING SUNSPOT NM 88349 U.K. U.S.A. ANN ARBOR MI 48139-1090 U.S.A. TEL: 0323-833171 TEL: 415-694-6890 U.S.A. TEL: 505-434-1390 TLX: 87451 TLX: 348408 NASA AMES TEL: 313-764-3466 TLX: 066-484 COS: COM: TLX: COM: 10,12,36 COM: 40 ALEXANDER JOSEPH R ALLAN DAVID « MR ALLER LAURENCE HUGH ALTSCHULER MARTIN D PROF C-ODDARD SPACE FLIGHT CTR NATL BUREAU OF STANDARDS ASTRONOMY DEPT DEPT RAD THERAPY,BOX 522 CODE 690 BOULDER CO 80303 UNIVERSITY OF CALIFORNIA HOSP UNIV OF PENNSYLVANIA GREENBELT MD 20771 U.S.A. MATH-SCIENCES BLDG 3400 SPRUCE ST U.S.A. TEL: 303-497-5637 LOS ANGELES CA 90024 PHILADELPHIA PA 19104 TEL: 301-344-8112 TLX: 910-940-5906 U.S.A. USA TLX: COM: 31 TEL: 213-825-3515 TEL: 215-662-6472 COM: 40,44, TLX: 910-342-7597 TLX' COM: 29,34,36 COM: 10,12 ALFARO ENILIO JAVIER ALLAN PETER M ALLER NARGO F DR ALURRAR S K DR INST DE ASTROFISICA DE ASTRONOMY DSPT ASTRONOMY DSPT PHYSICAL RESEARCH LAB ANDALUCIA, APDO 2144 UNIVERSITY OF MANCHESTER UNIVERSITY MICHIGAN NAVRANGPURA PROFESOR ALBAREDA 1 MANCHESTER M13 9PL ANN ARBOR MI 48109-1090 AHMEDABAD 380 009 13080 GRANADA U.K. U.S.A. INDIA SPAIN TEL: 061-273-7121 TEL: 313-764-3465 TEL: 462129 TEL: 358-12-13-00 TLX: TLX: 310-223-6056 TLX: 121-397 PRL IN TLX: 78573 IAAG E COM: 47 COM: 40 COM: COM: 37 ALFVBN HANNES PROF ALLEGRE CLAUDE PROF ALLOIN DANIELLE DR ALVAREZ HECTOR DR DSPT OF PLASMA PHYSICS INST DE PHYSIQUE DU GLOBE OBSERVATOIRE DE PARIS DEPTO DE ASTRONOMIA ROYAL INST OF TECHNOLOGY 4 PLACE JUSSIEU SECTION DE KEUDON UNIVERSIDAD DE CHILE S-100 44 STOCKHOLM F-75005 PARIS F-92195 MEUDON PL CEDEX CASILLA 36-D SWEDEN FRANCE FRANCE SANTIAGO TEL: 46-08-787 70 00 TEL: TEL: 1-45-34-75-70 CHILE TLX: 10389 RTHB TLX: TLX: 201571 F TEL: 2294101 COM: 28,47,48, COM: 15 COM: 28 TLX: COM: ALISSAIDRAKIS C PH D ALLEN C V PROF ALNAR IVAN PROF ALVAREZ LUIS DR LAB OF ASTROPHYSICS MT STROMLO OBSERVATORY KONKOLY OBSERVATORY LAURENCE BERKELEY LAB. UNIVERSITY OF ATHENS KOOEN P.O. ACT 2606 BOX 67 BLDG 50B, RS 5239 PANEPISTIMIOPOLIS AUSTRALIA H-1525 BUDAPEST 1 CYCLOTRON ROAD GR-13771 ATHENS TEL: HUNGARY BERKELEY CA 94720 GREECE TLX: TEL: 366-621 U.S.A. TEL: 1-735122 CON: 12,14 TLX: 227460 TEL: 415-486-4400 TLX: COM: 51 TLX: COM: IOC,12 COM: 48 ALKSIE ZENTA DR ALLEN CHRISTINE ALTANORE ALDO ALVAREZ P RADIOASTROPHYSICAL INSTITUTO DE ASTRONONIA ISTITUTO ASTRONOMICO INST DE ASTROFISICA DE OBSERVATORY UNAM UNIVERSITA DI ROMA CANARIAS TURGENEVA 19 APDO POSTAL 70-264 VIA G.M. LANCISI 29 LA LAGUNA 226524 RIGA LATVIA 04510 MEXICO DP 1-00161 RONA 38071 TENERIFE U.S.S.R. MEXICO ITALY SPAIN TEL: 226796 RIGA TEL: TEL: 06-8442977 TEL' TLX: TLX: TLX: 613255 INFRO TLX: 92640 IACE E COM: COM: 26,37, COM: COM: 21 ALISIIS ANDREJS DR ALLEN DAVID A DR ALTAVISTA CARLOS A DR ALY M KHA1RY PROF RADIOASTROPHYSICAL ANGLO AUSTRALIAN OBS OBSERVATORIO ASTRONOMICO HELiAN OBSERVATORY OBSERVATORY PO BOX 296 PASEO DEL BOSQUE 24 MONTAZAH STR. 226524 RIGA LATVIA EPPING NSS 2121 1900 LA PLATA HELIOPOLIS, CAIRO U.S.S.R. AUSTRALIA ARGENTINA EGYPT TEL: 226796 RISC TEL: 02-868-1666 TEL: 21-7308 TEL: 448832 TLX: TLX: 23999 OSYD AA TLX: 31151 BULAP TLX: CON: 37 COM: COM: 07 COM: 10,50

ALLADII SALBH MOHAMED DR ALIEN RONALD J DR ALTENHOf! KILHBLM J DR ANBARTSUNIAH V A PROF DR DEPT OF ASTRONOMY ASTRONOMY DEPARTMENT NPI FUER RADIOASTRONOMIE BYURAKAN ASTROPHYSICAL OSMANIA UNIVERSITY UNIVERSITY OF ILLINOIS AUF DEM HUEGEL 69 OBSERVATORY HYDERABAD 500 007 1011 ». SPRINGFIELD AVE D-5300 BONN 378433 ARMENIA INDIA URBANA IL 61801 GERMANY, F.R. U.S.S.R. TEL: 71116 U.S.A. TEL: 0228-525293 TEL: 52-45-80 TLX: TEL: 217-333-3090 TLX: 0886440 MPIFR D TLX: CON: 28 TLX: 510-011-969 COM: 33,34,40 CON: 28,33,51 COM: 28,40

AMBASTHA A K DR ANDERSON BRYAN DR ANDREWS PETER J DR ANGELOV TRAJKO UDAIPUR SOLAR OBSERVATORY UNIVERSITY OF MANCHESTER ROYAL GREENWICH OBS INSTITUTE OF ASTRONOMY 11 VIDYA NARG JODRELL BANE HERSTNONCEUX CASTLE UNIVERSITY OF BELGRADE UDAIPUR 313 001 MACCLESFIELD SF.ll 9DL HAILSHAM BN27 1RP STUDENTSKI TRG 16 INDIA U.K. U.K. iU-11300 BELGRADE TEL: 25626 TEL: TEL: 0323-83-3171 YUGOSLAVIA TLX: TLX: TLX: 87451 TEL: 011-638-715 COM: 33 COM: COM: TLX: COM: 35 ANBROZ PAVEL DR ANDERSON CHRISTOPHER M DR ANDRIENKO DMITRY A DR ANGIONE RONALD J DR ASTRONOMICAL INSTITUTE WASHBURN OBSERVATORY VLADIMIRSKAYA 51 53 ASTRONOMY DEPT CZECH. ACAD. OF SCIENCES UNIVERSITY OF WISCONSIN FLAT 13 SAN DIEGO STATE UNIV 251 65 ONDREJOV MADISON HI 53706 252003 KIEV SAN DIEGO CA 92182 CZECHOSLOVAKIA U.S.A. O.S.S.R. U.S.A. TEL: 72-45-25 TEL: 608-262-0452 TEL: 25-07-75 TEL: 619-265-6183 TLX: 121579 ASTR C TLX: TLX: 132201 TLX: COM: 10 COM: COM: 15 COM: 21

ANAND S P S DR ANDERSON KINSEY A PROF ANDRIESSE CORNELIS D DR ANGUITA CLAUDIO A DR APPLIED RESEARCH CORP. SPACE SCIENCES LAB VALERIUSLAAN 15 OBS ASTRONOMICO NACIONAL 8201 CORPORATE DRIVE UNIVERSITY OF CALIFORNIA NL-6865 JA DOORWERTH UNIVERSIDAD DE CHILE SUITE 920 BERKELEY CA 94720 NETHERLANDS CASILLA 36-D LANDOVER MD 20785 U.S.A. TEL: 385-332794 SANTIAGO U.S.A. TEL: 415-642-1313 TLX: CHILE TEL: 301-459-3442 TLX: 910-3667945 UC SPACE COM: 34 TEL: 229-4101 TLX: COM: 10,21.49 TLX: COM: 35 COM: 08 ANANTHAKRISHNAH S ANDERSON KURT S ANDRILLAT HENRI L PROF ANILE ANGELO M RADIOASTRONOMY CENTER NEK MEXICO STATE UNIV LABORATOIRE D'ASTRONOMIE DIPARTIMENTO MATEMATICA TATA INSTITUTE OF DEPT OF ASTRONOMY UNIV DES SCIENCES 5 TECH CITTA UNIVERSITARIA FUNDAMENTAL RESEARCH LAS CRUCES NM 88003 NIQUES DU LANOUEDOC 1-95123 CATANIA OOTACAMUND 643 001 U.S.A. F-34060 MONTPELLIER ITALY INDIA TEL: 505-646-1032 FRANCE TEL: 095-330533 TEL: 2032 TLX: 210-983-0549 NMSl'CI TEL: 57-63-25-37 TLX: TLX: 853241 COB: TLX: 490944 USTMONT F COM: COM: 49 COM: 29,34.46,47 ANANTBARANAIAH K R DR ANDO HIROYASU DR ANDRILLAT YVETTE DR ANSARI S M RAZAULLAH PROF NTL RADIO ASTRONOMY OBS TOKYO ASTRONOMICAL LABORATOIRE D'ASTRONOMIE PHYSICS DEPT VLA SITE OBSERVATORY UNIV DES SCIENCES 4 TECH ALIGARH MUSLIM UNIVERSITY PO BOX 6 OSAWA 2-21-1, MITAKA NIQUES DU LANGUEDOC ALIGARH UP 202 001 SOCORRO NM 87801 TOKYO 181 F-34060 MONTPELLIER INDIA U.S.A. JAPAN FRANCE TEL: 4568 TEL: 505-772-4306 TEL: 0422-32-5111 TEL: TLX: TLX: 9109881710 TLX: 2822307 TAOMK J TLX: COM: 12,41,46 COM: 40 COM: 12,27,51 COM: 28,29,34 ANDERS EDVARD PROF ANDREI BRYAN H DR ANDRLE PAVEL DR ANTALOVA ANNA ENRICO FERMI INSTITUTE CHIEF, PROGRAM SERVICES ASTRONOMICAL INSTITUTE ASTRONOMICAL INSTITUTE UNIVERSITY OF CHICAGO NATL RESEARCH COUNCIL CZECH. ACAD. OF SCIENCES CZECH. ACAD. OF SCIENCES 5640 S. ELLIS AVE OTTAWA ONT K1A 0R6 BUDECSKA 6 05 960 TATRANSKA LOMNICA CHICAGO IL 60637 CANADA 120 23 PRAHA 2 CZECHOSLOVAKIA U.S.A. TEL: 613-993-3731 CZECHOSLOVAKIA TEL: TEL: 312-962-7103 TLX: 0533145 TEL: 25-87-57 TLX: TLX: 6871133 COM: 34,40 TLX: 122486 COM: 10 COM: 15,16.22 COM: 33 ANDERSEN JOHANNES ANDREW KENNETH L PROF ANGEL J ROGER P PROF ANTHONY-TWAROG BARBARA J COPENHAGEN UNIVERSITY OBS DEPT OF PHYSICS STEWARD OBSERVATORY DEPT PHYSICS S ASTRONOMY BRORFELDEVEJ 23 PURDUE UNIVERSITY UNIVERSITY OF ARIZONA UNIVERSITY OF KANSAS DR-4340 TOLLOSE W LAFAYETTE IN 47907 TUCSON AZ 85721 LAWRENCE KS 66045 DENMARK U.S.A. O.S.A. U.S.A. TEL: 45-3-488195 TEL: 317-494-5540 TEL: 602-621-6541 TEL: 913-864-4933 TLX: 44155 DANAST DR TLX: TLX: 467175 TLX: COM: 30P.42C, COM: 14 COM: 25 COM: 25

ANDERSEN TORBEN BRENDER ANDREWS DAVID A DR ANGELBTTI LUCIO DR ANTIOCHOS SPIRO KOSTA OPTICAL DESIGN GR. B/254E ARMAGH OBSERVATORY OSSERVATORIO ASTRONOMICO NAVAL RESEARCH LABORATORY LOCKHEED RESEARCH LABS ARMAGH BT61 9DG VIA DEL PARCO MELLINI 84 CODE 4170 SA 3251 HANOVER STREET U.K. 1-00136 ROMA 4555 OVERLOOK AVE. S.W. PALO ALTO CA 94304 TEL: ITALY WASHINGTON DC 20375 U.S.A. TLX: TEL: 34-70-56 U.S.A. TEL: COM: TLX: TEL: 202-767-6199 TLX: COM: TLX: COM: COM: 10

ANTOXACOPOULOS GREG PROF APPARAO I N V DR ARELLANO FERRO ARMANDO ARLOT JEAN-EUDES DEPT OF ASTRONOMY TATA INSTITUTE OF INSTITUTO DE ASTRONOMIA BUREAU DES LONGITUDES UNIVERSITY OF PATRAS FUNDAMENTAL RESEARCH APDO POSTAL 70-264 77 AVE DENFERT-ROCHEREAU GR-26110 PATRAS HOMI BHA8HA RD CIUDAD UNIVERSITARIA F-75014 PARIS GREECE BOMBAY 400 005 04510 MEXICO DF FRANCE TEL: 991-145 INDIA MEXICO TEL: 1-43-20-13-30 TLX: TEL: 219111x341 TEL: 905-548-5305 TLX: COS: 07 TLX: 011-3009 TIFR IN TLX: 01760155 CICME COM: 04.20C COM: 48 COM: 27 ANTONELLO ELIO APPENZELLER INMO PROF AREND S DR ARNAL MARCELO EDMUNDO DR OSSERVATORIC ASTRONOMICO LANDESSTERNNARTE AVENUE DE SATURNE 11 INSTITUTO ARGENTINC VIA E. BIANC8I 46 KOENIGSTUHL B-U80 BRUXELLES DE RADIOASTRONOMIA 1-22055 MERATE D-6900 HEIDELBERG 1 BELGIUM CASILLA DE CORREO 5 ITALY GERMANY. F.R. TEL: 1894 VILLA ELISA Bs.As. TEL: 039-592035 TEL: 06221-10036 TLX: ARGENTINA TLX: TLX: 461789 MPIA D COM: 20,26 TEL: 21-43793 CON: 27 COM: 29,35 TLX: COM: 40 AITOIOPOULOU E DR APPLEBY JOHN F ARGUE 1 NOEL MR ARNAUD JEAN DEPT OF ASTRONOMY JET PROPULSION LAB. INSTITUTE OF ASTRONOMY OBSERVATOIRE PIC-DU-MIDI UNIVERSITY OF ATHENS CALTECH MS 133-301 THE OBSERVATORIES ET TOULOUSE PANEPISTIMIOPOLIS 4800 OAR GROVE DIRVE MADINGLEY ROAD 14 AVENUE EDOUARD BELIN GR-15771 ATHENS PASADENA CA 91109 CAMBRIDGE CB3 0HA F-31400 TOULOUSE GREECE U.S.A. U.K. FRANCE TEL: TEL: 818-354-3943 TEL: 0223-62204-63 TEL: 61-25-21-01 TLX: TLX: TLX: 817297 ASTRON G TLX: 521880 COM: 42 COM: 16 COM: 24C25 COM: 09,12,25 ANTOIOV VADIM A DR ARABELOS DIKITRIOS DR ARGYLE P E DR ARNETT « DAVID PROF LENINGRAD STATE UNIV DEPT GEODESY 4 SURVEYING DOMINION RADIO ASTROPHY- ENRICO FERMI INSTITUTE ASTRONOMICAL OBSERVATORY UNIVERSITY THESSALONIKI SICAL OBSERVATORY 933 E. 56TH AVE 199178 LENINGRAD GR-54006 THESSALONIRI BOX 248 CHICAGO IL 60637 U.S.S.R. GREECE PENTICTON BC V2A 6K3 U.S.A. TEL: TEL: 003031-99-2692 CANADA TEL: 312-962-8208 TLX: TLX: 412181 AUTH GR TEL: TLX: 910-221-5617 COM: 33 COM: 19 TLX: COM: 35 COM: 40 ANTONUCCI ESTER DR ARAI KEXZO DR ARGYRAKOS JEAN PROF DR ARNOULD MARCEL L DR ISTITUTO DI FISICA DEPT OF.PHYSICS 193 PATISSION ST INSTITUT D'ASTRONOMIE UNIVERSITA DI TORINO KUMANOTO UNIVERSITY GR-11253 ATHENS UNIV LIBRE DE BRUXELLES CORSO D'AZEGLIO 46 KUMANOTO 860 GREECE 5-1050 BRUXELLES ' 1-10125 TORINO JAPAN TEL: 8677000 BELGIUM ITALY TEL: 096-344-2111 TLX: TEL: 2-649-00-30 TEL: 011-657694 TLX: COM: 08,41 TLX: 23069 UNILIB TLX: 211041 INFNTO I COM: 35 COM: 35,48 COM: 49 ANZER ULRICA DR AXDAVAN HOUSHANG DR ARIAS DE GREIFF J PROF ARNOUIST NARREN N DR MPI FUER PHYSIR UND INSTITUTE OF ASTRONOMY OBSERVATORIO NACIONAL 8127 DELGANY AVE ASTROPHYSIK MADINGLEY ROAD APARTADO 2584 PLAYA DEL REY CA 90291 URL-SCHNARZSCHILD-STR 1 CAMBRIDGE CB3 0HA BOGOTA 1, D.E. U.S.A. D-8046 GARCHING B MUNCHEN U.K. COLOMBIA TEL: 213-821-2724 GERMANY, F.R. TEL: 0223-62204 TEL: TLX: TEL: 089-32990 TLX: 81292 CAULAB G TLX: COM: TLX: 524629 ASTRO D COM: COM: 04,50 COM: AOKI SHINIO PROF ARDEBERG ARNE L PROF ARIMOTO NOBUO DR ARNY THOMAS T DR TOKYO ASTRONOMICAL LUND OBSERVATORY OBSERVATOIRE DE PARIS DEPT PHYSICS & ASTRONOMY OBSERVATORY BOX 43 SECTION DE MEUDON UNIV OF MASSACHUSETTS MITAKA S-221 00 LUND LAM GRC TONER B TOKYO 181 SWEDEN F-92195 MEUDON PL CEDEX AMHERST MA 01003 JAPAN TEL: 046-10-72-90 FRANCE U.S.A. TEL: 0422-32-5111 TLX: 33199 OBSNOT S TEL: 1-45-34-75-70 TEL: 413-545-2194 TLX: 2822307 TAOMTK J COM: 28,33,45,50 TLX: 207571 F TLX: COM: 04C,07,31C,33 COM: 35 COM: 34 APARICI JUAN DI ARDUINI-NALINOVSKY M. DR ARKHIPOVA V P DR ARONS JONATHAN DEPTO DE ASTRONONIA ONES STERNBERG STATE ASTRO DEPT OF ASTRONOMY UNIVERSIDAD DE CHILE 2 PLACE MAURICE OUENTIN NOMICAL INSTITUTE UNIVERSITY OF CALIFORNIA CASILLA 36-D F-75039 PARIS CEDEX 01 119899 MOSCOW V-234 601 CAMPBELL HALL SANTIAGO FRANCE U.S.S.R. BERKELEY CA 94720 CHILE TEL: TEL: 139-26-57 USA TEL: 2294101 TLX: TLX: TEL: 415-642-4730 TLX: 440005 ATTN OBSERNAL COM: 14 COM: 27,34 TLX: 820181 UCB AST RAL COM: 09,40 COM: 48

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 472 LIST OF MEMBERS ARP HALTOH DR ASLAN ZSKI DR ATHAY R GRANT DX AULUCK FAQIR CHARD PROF MT WILSON i LAS CAMPANAS ASTRONOMY DEPT HIGH ALTITUDE OBSERVATORY DEPT OF PHYSICS AND OBSERVATORIES UNIVERSITY OF ANKARA P O BOX 3000 ASTROPHYSICS 813 SANTA BARBARA ST FEN FAEULTESI BOULDER CO 80307 UNIVERSITY OF DELHI PASADENA CA 91101 ANKARA U.S.A. DELHI 110 007 U.S.A. TURKEY TEL: 303-497-1556 INDIA TEL: 213-577-1122 TEL: 41-232105 TLX: TEL: 2918993 TLX: TLX: COM: 10,12,36 TLX: COB: 28 COM: COM: 47 ARPIGNY CLAUDE PROF ASLANOV I A DR ATHERTON PAUL DAVID AUMAN JASON R PROF INSTITUT D'ASTROPHYSICS SHEMAKHA ASTROPHYSICAL ASTRONOMY GROUP DEPT GEOPHYS i ASTRONOMY UNIVERSITE DE LIEGE OBSERVATORY BLACKETT LABORATORY UNIV OP BRITISH COLOMBIA AVENUE DE COINTE 5 373243 AZERBAIDZAN IMPERIAL COLLEGE VANCOUVER BC V6T IKS B-4200 COINTE-OUGREE U.S.S.R. LONDON SN7 CANADA BELGIUM TfiL: U.K. TEL: 604-228-2892 TEL: 041-529980-263 TLX: TEL: TLX: TLX: COM: 29 TLX: COM: 36 COH: 15C.36 COM: 09 ARSENIJBVIC JELISAVETA ASSEO ESTELLE DR ATKINSON ROBERT D'E DR AUNER GERHARD DR ASTRONOMICAL OBSERVATORY CENTRE PHYSIQUE THEORIQUE SWAIN HALL WEST 319 INSTITUT FUER ASTRONOMIE VOLGINA 7 ECOLB POLYTECHNICS ASTRONOMY DEPT TUERKENSCHANZSTP. 17 YU-11050 BEOGRAD F-91128 PALAISEAU INDIANA UNIVERSITY A-1180 HEN YUGOSLAVIA FRANCE BLOOMIHGTON IN 47401 AUSTRIA TEL: TEL: 1-69-41-82-00 U.S.A. TEL: TLX: TLX: 691596 TEL: TLX: COM: 25,27 COM: 48 TLX: COM: COM: ARTHUR DAVID I G ASSOUSA GEORGE ELIAS DR ATREYA SUSHIL K AURIENNA GIULIO DR US GEOLOGICAL SURVEY DEPT TERRESTR. MAGNETISM UNIVERSITY OF MICHIGAN DIPARTIMENTO DI FISICA FLAGSTAFF A2 86001 CARNEGIE INST. WASHINGTON DEPT ATM. i OCEANIC SCI. UNIVERSITA DI ROMA U.S.A. 5241 BROAD BRANCH RD N.N. SPACE RESEARCH BLDG PIAZZALE A. MORO 2 TEL: WASHINGTON DC 20015 ANN ARBOR MI 48109-2143 1-00187 ROMA TLX: U.S.A. U.S.A. ITALY COM: 16 TEL* TEL: 313-764-3335 TEL: 396-4976336 TLX: 440427 MAGN UI TLX: 8102236056 TLX: 613255 INFNRO COM: 40 COM: 16 COM: ARTRU MARIE-CHRISTINE DR ASTERIADIS GEORGIOS DR AUBIER MONIQUE G DR AURIERE MICHEL OBSERVATOIRE DE PARIS DEPT GEODESY i SURVEYING OBSERVATOIRE DE PARIS OBSERVATOIRE PIC-DO-MIDI SECTION DE MEUDON UNIVERSITY THESSALONIRI SECTION DE MEUDON ET TOULOUSE ASTROPHYS FONDAMENTALE GR-54006 THESSALCNIKI F-92195 MEUDON PL CEDEX F-65200 BAGNERES-DE-B. F-92195 MEUDON PL CEDEX GREECE FRANCE FRANCE FRANCE TEL: 003-31-992693 TEL: 1-45-34-75-30 TEL: 62-95-19-69 TEL: 1-45-34-75-70 TLX: 412181 AUTH GR TLX: 270912 TLX: TLX: 201571 COM: 27,33 COM: COM: 37 COM: 14 ARTZNEX GUY ATAC TAKER AUDOUZE JEAN PROF AUVERGN8 MICHEL LPSP KANDILLI OBSERVATORY INSTITUT D'ASTROPHYSIQUE OBSERVATOIRE DE NICE BP 10 BOSPHORUS UNIVERSITY 98 BIS BOULEVARD ARAGO BP 139 F-91370 VERRIERES-LE-B. CENGELKOY F-75014 PARIS F-06003 NICE CEDEX FRANCE ISTANBUL FRANCE FRANCE TEL: 1-69-20-10-60 TURKEY TEL: 1-43-20-14-25 TEL: 93-89-04-20 TLX: 600252 TEL: 3320240 TLX* TLX: COM: TLX: 26411 BOUN TR COM: 35.47C48 COM: COM: , ASCHEIBACH BERND FH D ATANASIJEVIC IVAN DR AVER LAURENCE H DR AVCIOGLU KAMURAN PROF DR MPI F. PHYSIK 4 ASTROPHYS FACULTY OF SCIENCES HIGH ALTITUDE OBSERVATORY UNIVERSITY OBSERVATORY INST F. EXTRATERR PHYSIK NL-6500 GL NIJNEGEN P O BOX 1470 UNIVERSITE KARL-SCHKARZSCHILD-STR 1 NETHERLANDS BOULDER CO 80302 ISTANBUL 0-8046 GARCHING 3 MUNCHEN TEL: U.S.A. TURKEY GERMANY, F.R. TLX: TEL: TEL: 90-1-522-35-97 TEL: COM: TLX: TLX: TLX: COM: 36 COM: COM: 44,48 ASHOK 1 M DR ATHANASSOULA EVANGELIE DR AUGARDE RENEE DR AVER! LORH I DR PHYS. RESEARCH LABORATORY OBSERVATOIRE DE MARSEILLE OBSERVATOIRE DE MARSEILLE HERZBERG INST ASTROPHYS NAVRANGPURA 2 PLACE LE VERRIER 2 PLACE LE VERRIER NATIONAL RESEARCH COUNCIL AHNEDABAD 380 009 F-13248 MARSEILLE CEDEX 4 F-13248 MARSEILLE CEDEX 4 OTTAWA ONT R1A 0R6 INDIA FRANCE FRANCE CANADA TEL: 462129 TEL: 91-95-90-88 TEL: 91-95-90-88 TEL: 613-993-6060 TLX: 121397 TLX: 420241 F TLX: 420241 TLX: CON: 25 COM: 28,33 COM: COM: 34,40

AVIGNON YVETTE DR AYRES THOMAS R BABADZHANOV PULAT B DR BAGARE S P DR OBSERVATOIRE DE PARIS UNIVERSITY OF COLORADO ASTROPEYSICAL INSTITUTE INDIAN INSTITUTE OF SECTION DE NEUDON CTR/ASTROPHYS 4 SPACE AST TADJIK ACAD OF SCIENCES ASTROPHYSICS F-92195 NEUDON PL CEDEX CAMPUS BOX 391 734670 DUSHANBE BANGALORE 560 034 FRANCE BOULDER CO 80309 U.S.S.R. INDIA TEL: 1-45-34-75-30 U.S.A. TEL: TEL: 566585/566497 TLX: 200590 TEL: 303-492-5320 TLX: TLX: 845763 HAS IN COM: 10,40 TLX: 755842 JILA COM: 15,20,22P CON: 10 CON: 12,44 AVII YORAK DR AZZOPARDI MARC MR BABCOCK HORACE 1 DR BAGGALBY NILLIAM J PROF NEIZNANN INSTITUTE ESO MT WILSON 4 LAS CAMPANAS PHYSICS DEPT REHOVOT 76100 KARL-SCHNARZSCHILD-STR 2 OBSERVATORIES UNIVERSITY OF CANTERBURY ISRAEL D-8046 GARCHING B MUNCHEN 813 SANTA BARBARA ST CHRISTCHURCH TEL: 8-482331 GERMANY, F.R. PASADENA CA 91101 NEN ZEALAND TLX: 361900 NIX TEL: 49-8932006-0 U.S.A. TEL: 482-009 x767 COM: 43 TLX: 52828222 EO D TEL: 818-577-1122 TLX: 4144 UNICANT NZ CON: 28,30 TLX: COM: 21.22C COM: 09 AVRETT EUGENE H DR BAADE DIETRICH DR BACCHUS PIERRE PROF BAGHOS BALEGB B DR CENTER FOR ASTROPHYSICS ST/ECF LABORATOIRE D'ASTRONOMIE HELNAN OBSERVATORY (HIAG) 60 GARDEN STREET C/O ESO UNIVERSITE DE LILLE I HELNAN-CAIRO CAMBRIDGE MA 02138 XARL-SCHNARZSCHILD-STR 2 1 IMP. DE L'OBSERVATOIRE EGYPT U.S.A. 0-8046 GARCHING B MUNCHEN F-59000 LILLE TEL: 780645 - 934948 TEL: 617-495-7423 GERMANY, F.R. FRANCE TLX: 93070 HIAG TLX: 921428 SATELLITE CAM TEL: 49-89-32006388 TEL: 20-52-44-24 COM: 07 COM: 36 TLX: 05 282820 EO D TLX: COM: 27,29 CON: 08,26 ANAD MERVAT EL-SAID DR BAAN NILLEM A BACKER DONALD CH DR BAGILDINSKIJ BRONISLAV K DEPT OF ASTRONOMY ARECIBO OBSERVATORY RADIO ASTRONOMY LAB PULKOVO OBSERVATORY FACULTY OF SCIENCE PO BOX 995 UNIVERSITY OF CALIFORNIA 196140 LENINGRAD CAIRO UNIVERSITY ARECIBO PR 00613 601 CAMPBELL HALL U.S.S.R. CAIRO U.S.A. BERKELEY CA 94720 TEL: EGYPT TEL: 809-878-2612 U.S.A. TLX: TEL: TLX: 385638 TEL: 415-NGC-5118 CON: 08 TLX: COM: 48 TLX: 820181 UCB AST RAL COM: COM: 08,40 ANADALLA NABIL SHOUKRY DR BAARS JACOB N M OR BADOLATI ENNIO BAGLIN ANNIE DR HELNAN OBSERVATORY (HUG) MPI FUER RADIOASTRONOMIE VIA GIUSEPPE COTRONEI 11 OBSERVATOIRE DE NICE HELNAN-CAIRO AUF DEN HUEGEL 69 1-80129 NAPOLI BP 139 EGYPT D-5300 BONN ITALY F-06003 NICE CEDEX TEL: 780645 GERMANY, F.R. TEL: 081-243245 FRANCE TLX: 93070' HIAG UN TEL: 0228-525310 TLX: TEL: 93-89-04-20 COM: 42 TLX: 886440 COM: 41 TLX: 460004 COM: 34,40 CON: 27,35

AXFORD i IAN PROF BAART EDNARD E PROF BAECK NICOLE A L DR BAGRI DURGADAS S MPI FUER AERONONIE DEPT OF PHYSICS 191 E-3 PLEIN RADIOASTRONOMY CENTER POSTFACH 20 RHODES UNIVERSITY B-9218 GENT TATA INSTITUTE OF D-3411 KATLENBURG-LINDAU P O BOX 94 BELGIUM FUNDAMENTAL RESEARCH GERMANY, F.R. GRAHAMSTONN 6140 TEL: OOTACANUND 643 001 TEL: 05556-41-414 SOUTH AFRICA TLX: INDIA TLX: 965527' TEL: 0461-7128 COM: TEL: COM: 34,48 TLX: 244226 TLX: 8458488 TIFR IN CON: 34,40 CON: 40 AXON DAVID BAATH LARS B DR BAEK CHUG RYONG BAHCALL JOHN N PROF UNIVERSITY OF MANCHESTER PL 8481 PHYSICS DEPT INST FOR ADVANCED STUDY NUFFIELD RADIO ASTROH LAB S-439 00 ONSALA KIN IL SONG UNIVERSITY OLDEN LN., BLDG E JODRELL BANE SNEDEN TAESONG DISTRICT PRINCETON NJ 08540 MACCLESFIELD SX11 9DL TEL: PYONGYANG U.S.A. U.K. TLX: 2400 ONSPACE S KOREA DPR TEL: 609-734-8054 TEL: 0477-71321 COM: 40 TEL: TLX: 837680 TLX: 36149 TLX: COM: 28.33C COM: 25,40 COM: AYDIB CEMAL PROF DR BABADZHAIIANC NICIAIL DR BAERENTZEN JOXI BABNER KLAUS DR PEN FAXULTESI ASTRONOMICAL OBSERVATORY ELNEHOJVEJ 66 LANDESSTERNNARTE 4 ASTRONOMI BOLUMU LENINGRAD UNIVERSITY DK-8270 HOJBJERG MPI FUER ASTRONOMIE BESEVLER, ANKARA LENINGRAD DENMARK KOENIGSTUHL • TURKEY U.S.S.R. TEL: 45-6-272428 D-6900 HEIDELBERG 1 TEL: 232105-94 TEi: TLX: GERMANY, F.R. TLX: TLX: COM: TEL: 06221-528223 COM: COM: 28 TLX: 461789 MPIA D COM:

BASIS JOHN D t PROF BARER JAMBS GILBERT DR BALDIIN RALPH B BALLI EDIBE PROF DEARBORN OBSERVATORY 14 FRENCH DRIVE 6190 GATEHOUSE DR S.S. UNIVERSITE RASATHANESI KOKTRVESTERN UNIVERSITY BEDFORD NH 03102 GRAND RAPIDS MI49506 ISTANBUL EYANSTON IL 60201 U.S.A. U.S.A. TURKEY U.S.A. TEL: 603-472-5860 TEL: 619-949-6190 TEL: TEL: 312-491-8645 TLX: TLX: TLX: TLX: COM: COM: COM: 10 COS: 25,45

BAILEY JEREKT A BARER NORMAN H PROF BALICK BRUCE PROF BALNINO GEORGBS G DR ANGLO-AUSTRALIAN OBS MPI FUER ASTROPHYSIK UNIVERSITY OF NASHINGTON CNES/GRGS/BGI P.O. BOX 296 RARL-SCHJARZSCHILD-STR 1 ASTRONONY DEPT FM-20 18 AVE EDOUARD BELIN EPPING NSV 2121 D-8046 GARCHING B MUNCHEN SEATTLE »A 98195 F-31055 TOULOUSE CEDEX AUSTRALIA GERMANY. F.R. U.S.A. FRANCE TEL: 02-868-1666 TEL: 089-32990 TEL: 206-543-7683 TEL: 61-27-44-27 TLX: 23999 AAOSYD AA TLX: TLX: 4740096 UN UI TLX: 531081 CNEST B F COM: COM: 05.27,35 COM: COM: 07

BAILEY HARK EDKARD BAKOS GUSTAV A PROF BALIUNAS SALLIE L BALONA LUIS AITBRO DR DEPT OF ASTRONOMY DEPT OF PHYSICS CENTER FOR ASTROPHYSICS S A A C THE UNIVERSITY UNIVERSITY WATERLOO 60 GARDEN STREET P O BOX 9 MANCHESTER N13 9PL NATERLOO ONT N2L 3G1 CAMBRIDGE MA 02138 OBSERVATORY 7935 U.K. CANADA U.S.A. SOUTH AFRICA TEL: 061-273-7121 TEL: 519-885-1211 TEL: 617-495-7415 TEL: 47-0025 TLX: TLX: TLX: TLX: 20309 CON: 20.28 COM: 27,51 COM: 12,44 COM: 27,30

BAIRD GEORGE A DR BALAZS BELA A DR BALXLAVS A E DR BALUTBAU JEAN-PAUL PHYSICS DEPT INSTITUT FUER ASTRONOMIE RADIOPHYSICAL OBSERVATORY OBS DE HAUTE-PROVENCE UNIVERSITY COLLEGE TUERKENSCHANZSTR 17 LATVIAN ACADENY OF SCI. F-04870 ST-MICHEL-L'OBS. BELFIELD A-1180 lilEN TURGENEVA 19 FRANCE DUBLIN 4 AUSTRIA 226524 RIGA TEL: 92-76-63-68 IRELAND TEL: 141019 D.S.S.R. TLX: 410690 F TBL: (FT V • TBL: COM: 34 TLX: CONIUA:. 37,51 TLX: CON: CON: 40 BAIRD KBHHBTH N DR BALAZS LAJOS G DR BALRONSIU-NAUGBR CH DR BANDBRNANN L V DR DIVISION OF PHYSICS KONKOLY OBSERVATORY OBSERVATOIRE DE PARIS 21131 GRENOLA DRIVE NATL RES COUNCIL CANADA BOX 67 SECTION DE MBUDON CUPERTINO CA 95014 NONTREAL ROAD H-1525 BUDAPEST DAF U.S.A. OTTAIA ONT R1A OR6 HUNGARY F-92195 MEUDON PL CEDEX TEL: CANADA TEL: 166-506.166-426 FRANCE TLX: TEL: TLX: 227460 JONOB H TEL: 1-45-34-75-70 COM: TLX: COM: 33C TLX: CON: 14 COM: 28 BAIRD SCOTT R BALDINBLLI LUIGI DR BALL JOHN A DR BANDYOPADHYAY A DR DEPT PHYSICS i ASTRONOMY C P 1630 KEROC HAYSTACK OBS POSITIONAL ASTRONOMY CTR BENEDICTINE COLLEGE 1-40100 BOLOGNA OFF ROUTE 40 P-546, BLOCK N N-14 ITALY MESTFORD NA 01886 NE8 ALIPORE ATCHISON KS 66002-1499 TEL: 051-227002 U.S.A. CALCUTTA 700 053 U.S.A. TLX: TEL: 617-692-4764 INDIA TEL: 913-367-5340 CON: 25 TLX: TEL: 450321 TLX: COM: 51 TLX: COM: 36 COM: 04 BAIZE PAUL DR BALDIIN JACK A DR BALLABB G M DR BANG YOIG GOL 6 RUE DAUBIGNY CERRO TOLOLO DEPT OF ASTRONOMY PYONGYANG ASTRON OBS F-75017 PARIS INTERANERICAN OBSERVATORY OSMANIA UNIVERSITY ACADENY OF SCIENCES DPRK FRANCE CASILLA 603 HYDERABAD 500 007 TAESONG DISTRICT TEL: LA SERENA INDIA PYONGYANG TLX: CHILE TEL: 71951 x 247 KOREA DPR CON: 26 TEL: 213352 TLX: TEL: TLX: COM: 28 TLX: COM: COM: 19 BAJAJA E DR BALDNIN JOHN E DR BALLARIO M C PROF BANIA THOMAS NICBABL INSTITUTO ARGENTINO CAVENDISH LABORATORY OSSERYATORIO ASTRONONICO DEPT OF ASTRONOMY DE RADIOASTRONONIA NADINGLBY ROAD DI ARCETRI BOSTON UNIVERSITY CASILLA NO 5 CANBRIDGE CB3 0HE VIA S LEONARDO 725 COMMONWEALTH AVE 1894 VILLA ELISA IBs.As.1 U.R. 1-50100 FIRENZE BOSTON MA 02215 ARGENTINA TEL: 223-66477 ITALY U.S.A. TEL: 021-4-3793 TLX: 81292 CAVLAB G TEL: TEL: 617-353-3652 TLX: CON: 33,34,40P,47 TLX: TLX: 95129 BOS UNIV BSN CON: COM: CON: 34,51

BANIH V G DR BARBERIS BRUNO BARKER EDWIN S DR BARNES AARON DR SIB1IMIR 1ST. DI FISICA MATEMATICA ASTRONOMY DEPT NASA AMES RESEARCH CENTER P B 4 UNIVERSITA DI TORINO UNIVERSITY OF TEXAS CODE 245-3 664697 IRKUTSK 33 VIA CARLO ALBERTO 10 RLM 15.308 MOFFETT FIELD CA 94035 U.S.S.R. 1-10123 TORINO AUSTIN TX 78712 U.S.A. TEL: 6-02-65 ITALY U.S.A. TEL: 415-694-5506 TLX: TEL: 011-539214 TEL: 512-471-4461 TLX: COM: 10 TLX: TLX: 910-874-1351 COM;.34,49 COM: 07,33,47 COM: 15 BAIOS COSHAS J DR BARBIER-BROSSAT M DR BARKER PAUL K DR BARNES III THONAS G DR ASTRONOMICAL INSTITUTE OBSERVATOIRE DE MARSEILLE DEPT OF ASTRONOMY DEPT OF ASTRONOMY NATIONAL OBSERVATORY 2 PLACE LE VERRIER UNIV OF WESTERN ONTARIO UNIVERSITY OF TEXAS P 0 20048 F-13248 MARSEILLE CX 04 LONDON ONT N6A 3K7 MC DONALD OBSERVATORY GR-11810 ATHENS FRANCE CANADA AUSTIN TX 78712 GREECE TEL: 91-95-90-88 TEL: U.S.A. TEL: 3461-191 TLX: 420241 F TLX: TEL: 512-471-4461 TLX: 215530 OBSA OR COM: 30,45 COM: TLX: 910-874-1351 COM: 21 COM: 27 BANOS OBORGE J PROF BARBIERI CESARE PROF BARKHATOVA KLAUDIA PROF BARNOTHY JENO DR PROF UNIVERSITY OF IOANNINA INSTITUTO DI ASTRONOMIA STATE UNIVERSITY 833 LINCOLN STREET PHYSICS DEPT UNIVERSITA DI PADOVA LENIN ST 51 EVANSTON IL 50201 DIV OF ASTRO-GEOPHYSICS VIC. DELL'OSSERVATORIO 5 620083 SVERDLOVSK U.S.A. GR-45332 IOANNINA 1-35100 PADOVA U.S.S.R. TEL: 312-328-5729 GREECE ITALY TEL: TLX: TEL: 0651-91697 TEL: 049-661499 TLX: COM: 47,48 TLX: 322160 TLX: 430176 UNPADU I COM: 37,46 COM: COM: 28,51 BAO KEREN BARBON ROBERTO PROF BARLAI KATALIN DR BAROCAS VINICIO PROF NANJING ASTRONOMICAL OSSERVATORIO ASTROFISICO KONKOLY OBSERVATORY 11 YEWLANDS AVENUE INSTRUMENT FACTORY 1-36012 ASIAGO VI THEGE UT 13/17 FULWOOD NANJING ITALY BOX 67 PRESTON PR2 4QR CHINA, PEOPLE'S REP. TEL: 0424-62665 H-1525 BUDAPEST U.K. TEL: 46191 TLX: 430110 SETURIST HUNGARY TEL: 0772-719249 TLX: 34136 GLYNJ c/c NAIF COM: 28 TEL: 36-1-366-621 TLX: COB: 09 TLX: 227460 KONOB i COM: 46 COM: BARANJE A DR BARCZA SZABOLCS DR BARLETTI RAFPAELE ENG BARRETO LUIZ MUNIZ PROF OBSERVATOIRE DE MARSEILLE KONKOLY' OBSERVATORY OSSERVATORIO ARCETRI OBSERVATORIO NACIONAL 2 PLACE LE VERRIER THEGE UT 13/17 LARGO E. FERMI 5 RUA GENERAL BRUCE 586 F-13248 MARSEILLE CSDEX 4 BOX 67 1-50125 FIRENZE 20921 RIO DE JANEIRO FRANCE . H-1525 BUDAPEST ITALY BRAZIL TEL: 91-95-90-88 HUNGARY TEL: 055-220034 TEL: 021-580-6087 TLX: TEL: 1-166-426 • TLX: 572268 TLX: 2121288 CNPs BR COM: 09 TLX: 227460 KONOB H COM: COM: 19,50 COM: BARATTA GIOVANNI BATTISTA BARDEEN JANES M PROF EARLIER FRANCOIS E DR BARRETT ALAN H PROF OSSERVATORIO ASTRONOMICO PHYSICS DEPT FM-15 CERGA DEPT OF PHYSICS DI ROMA UNIVERSITY OF WASHINGTON AVENUE COPERNIC MIT V. DEL PARCO KELLIHI 84 SEATTLE WA 98195 F-06130 GRASSE ROOM 26-331 1-00136 ROMA U.S.A. FRANCE CAMBRIDGE MA 02139 ITALY TEL: 206-545-2394 TEL: 93-36-58-49 U.S.A. TEL: 06-347-056 TLX: 4740096 UK HI TLX: 470865 TEL: 617-253-5283 TLX: COM: 47 COM: 19C TLX: COM: 29 COM: 34.40C BARBANIS BASIL PROF BARKAT ZALNAN PROF BARLOW MICHAEL J DR BARROSO JR JAIR DEPT OF ASTRONOMY RACAH INST. OF PHYSICS DEPT PHYSICS I ASTRONOMY CNPf - OBSERVATORIO NACL UNIVERSITY THESSALONIKI HEBREW UNIV. OF JERUSALEM UNIVERSITY COLLEGE LONDON LAB. NACL. ASTROFISICA GR-54006 THESSALONIKI JERUSALEM 91904 GOWER STREET CAIXA POSTAL 21 GREECE ISRAEL LONDON WC1E 6BT 37500 ITAJUBA MG TEL: 0030-31-991357 TEL: 02-584490 U.K. BRAZIL TLX: 412181 TLX: 25391 TEL: 01-387-7050 TEL: 035-6220788 COM: 33 COM: TLX: 28722 UCPHYS G TLX: 031-2603 COM: 34 COM: 09 BARBARO G DR BARKER BRUCB MICHAEL BARNARD HANNES A J DR BARRON COLIN H DR OSSERVATORIO ASTRONOMICO DEPT PHYSICS 4 ASTRONOMY PHYSICS DEPT NATIONAL SPACE DATA CTR VICOLO DELL'OSSERVATORIO UNIVERSITY OF ALABAMA UNIV OF BRITISH COLUMBIA NASA/GSFC. CODE 601 1-35100 PADOVA UNIVERSITY AL 35486 6224 AGRICULTURE ROAD GREENBELT MD 20771 ITALY U.S.A. VANCOUVER BC VST 2A6 U.S.A. TEL: 49-66-14-99 TEL: 205-348-5050 CANADA TEL: TLX: 430176 UNPADU I TLX: TEL: 604-228-2894 TLX: COM: COM: 42 TLX: 04-508576 COM: 10,16,40,49 CON: 14

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 476 LIST OF MEMBERS BARROW JOES DAVID BARNIG HEINZ BASU BAIDYARATH PROF BATRAKOV YU V DR ASTRONOMY CENTRE INST F ASTRON 4 ASTROPHYS APPLIED MATHEMATICS DEPT INSTITUTE OF. THEORETICAL UNIVERSITY OF SUSSEX UNIVERSITAET KUNCHEN CALCUTTA UNIVERSITY ASTRONOMY FALKER SCHEINERSTR. 1 92 A ? C ROAD NABEREZHNAYA KUTUZOVA 10 BRIGHTON BN1 90J D-8000 KUNCHEN 80 CALCUTTA 700 009 191187 LENINGRAD U.K. GERMANY, F.R. INDIA U.S.S.R. TEL: 0273-606755 TEL: 089-98-90-21 TEL: TEL: 272-40-23 TLX: 877159 UNISEX 5 TLX: 529815 UNIVK D TLX: TLX: 121578 ITA SU COK: 47 COK: 09,27 CON: 23,33,51 COK: 07C20V BARRON RICHARD F DR BASART JOHN P BASU DIPAK DR BATTAIBR EDUARDO DR PHYSICAL CHEMISTRY COOVER HALL DEPT OF PHYSICS DPTO FIS TIERRA i COSKOS LABORATORY IOWA STATE UNIVERSITY UNIV OF THE NEST INDIES FACULTAD DE CIBNCIAS SOUTH PARRS RD AMES IA 50011 ST AUGUSTINE AVDA FUENTENUEVA OXFORD 0X1 3QZ USA TRINIDAD AND TOBAGO GRANADA U.K. TEL: 515-294-2663 TEL: 663-1369-3123 SPAIN TEL: 0865-53322 TLX: TLX' TEL: 958-202212-306 TLX: COK: COM: 40,47,48,51 TLX' COM: 14 COM: 16,28,46 BARR! DOI C DR BASCHER BODO PROF BATES BRIAN DR BATTEN ALAN H DR DEPT OF ASTROHOHY INSTITUTE THEORETISCHE DEPT OF PURE 4 APPL PHYS HERZBERG INST ASTROPHYS UNIV. OF SOUTHERN CALIF. ASTROPHYSIK QUEEN'S UNIVERSITY DOMINION ASTROPHYS OBS LOS ANGELES CA 90089 IM NEUENHEIKER F 561 BELFAST BT7 INN 5071 W SAANICH RD USA D-6900 HEIDELBERG U.K. VICTORIA BC V8X 4K6 TEL: 213-743-2764 GERKANY, F.R. TEL: 245133 CANADA TLX: TEL: 49-6221-562837 TLX: 74487 TEL: 604-388-0009 CON: 29,45, TLX: 461515 UNIHD D COK: TLX: 0497295 COK: 36 COK: 26,30,42C BARTAYA R A DR BASH FRANK N PROF BATES DAVID R PROF BATTISTINI PIERLUIGI DR ABASTUNANI ASTROPHYSICAL ASTRONOMY DEPT DEPT OF APPLIED KATHS OSSERVATORIO ASTRONOKICO OBSERVATORY UNIVERSITY OF TEXAS QUEEN'S UNIVERSITY VIA ZAKBONI i} 383762 ABASTUNANI,GEORGIA R.L. MOORE BLDG BELFAST BT7 INN 1-40126 BOLOGNA - U.S.S.R. AUSTIN TX 78712 U.R. ITALY TEL:,237 ABASTUNANI U.S.A. TEL: TEL: TLX: 327409 TBL: 512-471-4461 TLX: TLX: COM: 45 TLX: 910-874-1351 COK: 14,21 COK: COM: 33,34,40 BARTEL NORBERT HARALD DR BASRI GIBOR B BATES J RAPHAEL BATTY KICHAEL DR CENTER FOR ASTROPHYSICS ASTRONOMY DEPARTMENT METEOROLOGICAL SERVICE CSIRO 60 GARDEN STREET UNIVERSITY OF CALIFORNIA GLASNEVIN HILL DIVISION OF RADIOPHYSICS CAMBRIDGE MA 02138 BERKELEY CA 94720 DUBLIN 9 P.O. BOX 76 U.S.A. U.S.A. IRELAND EPPING NSW 2121 TEL: 617-495-9278 TEL: 415-642-8198 TEL: 424411 AUSTRALIA TLX: 921428 TLX: 820181 UCB ASTRAL UD TLX: 25239 TEL: 02-868-0222 COM: 40 COK: COM: 10 TLX: 26230 ASTRO AA COK: 40 BARTH CHARLES A PROF BASTIAI ULRICH BATES RICHARD HEATON T DR BAUD BOUDEWIJN DR LASP ASTRONOKISCHES-RECHEN ELECTRICAL i ELECTRONIC FOKKER B.V. UNIVERSITY OF COLORADO INSTITUT ENG. DEPT SPACE DIVISION BOX 392 KOENCHHOFSTR. 12-14 UNIVERSITY OF CANTERBURY POSTBUS 7600 BOULDER CO 80309 D-6900 HEIDELBERG CHRISTCHURCH NL-1117 ZJ SHIPHOL U.S.A. GERMANY, F.R. NEW ZEALAND NETHERLANDS TEL: 303-492-7502 TEL: 06221-49026 TEL: 03-482-009 x336 TEL: 020-5449111 TLX: TLX: 461336 ARI HD D TLX: TLX: COM: 49 COM: 24 COK: 40 COK: 33 BARTHOLDI PAUL DR BASTIEN PIERRE DR BATESON FRANK M OBE DR BAUDRY ALAIN DR OBSERVATOIRE DE GENEVE DEPT DE PHYSIQUE ASTRONONICAL RESEARCH LTD OBSERVATOIRE DE BORDEAUX CH-1290 SAUVERNY UNIVERSITE DE MONTREAL P O BOX 3093 F-33270 FLOIRAC SWITZERLAND C P 6128 SUCC A GREERTON TAURANGA FRANCE TEL: 22-55-26-11 MONTREAL PQ H3C 3J7 NEW ZEALAND TEL: 56-86-43-30 TLX: 27720 OBSG CH CANADA TEL: 64-075-410-216 TLX" COK: TEL: 514-343-7355 TLX: 2880 CPO TG NZ COK: 34.40C TLX: 055-62425 UDENPHYSAS CON: 27 COK: 27 BARTOLHI CORRADO BASTII J A PROF BATH GEOFFREY T DR BAUER CARL A DR DIPARTINENTO ASTRONONIA PHYSICS DEPT DEPT OF ASTROPHYSICS PERNA STATE UNIVERSITY UNIVERSITA Dl BOLOGNA QUEEN NARY COLLEGE UNIVERSITY OF OXFORD 506 DAVEY VIA 2AMB0KI 33 NILE END ROAD OXFORD OX1 3RQ KTYERSITY PARK PA 16802 1-40126 BOLOGNA LONDON El 4NS U.K. ITALY U.R. TEL: 511336 u.s.:. TEL: 051-226677 TEL: TLX: 83295 TEL: TLX: 211664 TLX: COK: 27,42 TLX: CON: 27,42 CON: COK:

BAUX WILLIAM A DR BEAUDET GILLES DR BECKER STEPHEN A BEEBE RETA FAYE DR LOWELL OBSERVATORY DEPT DE PHYSIQUE LOS ALAMOS NATIONAL LAB. NEW MEXICO STATE UNIV 1400 W. MARS HILL RD UNIVERSITE DE MONTREAL APPL. THEORET. FHYS. DIV. DEPT OF ASTRONOMY FLAGSTAFF AZ 86001 CP 6128 PO BOX 1663, MS B22C BOX 4500 U.S.A. MONTREAL PQ H3C 3J7 LOS ALAMOS NM 87545 LAS CRUCES NM 88003 TEL: 602-774-3358 CANADA U.S.A. U.S.A. TLX: TEL: 514-343-6669 TEL: 505-667-8531 TEL: 505-646-1938 COM: 05,16,28,51 TLX: 055-62425 TLX: 660495 TLX: COM: 35,51 COM: 35 COM: 16,51 BAUSTIAH » i MR BEAVERS WILLET I DR BECKER WILHELM PROF BEER REINHARD DR KITT PEAR NAT OBSERVATORY ERWIN W FICR OBSERVATORY ASTRONOMISCHES INSTITUT JET PROPULSION LAB PO BOX 26732 IOWA STATE UNIVERSITY UNIVERSITAET BASEL CALIF INST OF TECHNOLOGY 950 N. CHERRY AVE AMES IA 50011 VENUSSTRASSE 7 4800 OAK GROVE DR TUCSON AZ 85726 U.S.A. CH-4102 8INNINGEN PASADENA CA 91109 U.S.A. TEL: 515-294-3667 SWITZERLAND U.S.A. TEL: TLX: TEL: 061-22-77-11 TEL: 818-354-4748 TLX: COM: 30 TLX: TLX: COM: COM: 25,33,37 COM: 05', 16 BAUTZ LAURA P DR BEC-BORSENBERGER ANNICR BECKERS JACQUES M DR BEGELMAN MITCHELL CRAIG DIV ASTRONOMICAL SCIENCES BUREAU DES LONGITUDES ADV DEVELOPMENT PROGRAM JILA NATL SCIENCE FOUNDATION 77 AVE DENFERT-ROCHBREAU NAT OPTICAL ASTR OBS UNIVERSITY OF COLORADO WASHINGTON DC 20550 F-75014 PARIS 950 N. CHERRY AVENUE CAMPUS BOX 440 U.S.A. FRANCE TUCSON AZ 35726 BOULDER CO 80309 . TEL: 202-357-9488 TEL: 1-43-20-12-10 U.S.A. U.S.A. TLX: TLX: TEL: 602-325-9226 TEL: 303-492-7856 COM: COM: 04,07,20 TLX: 0666484 TLX: 755842 JILA COM: 10,12 COM: 48 BAYN CORDON ALAN DR BECK H G BECKLIN ERIC E DR BEGGS DENIS W MR DEPT OF PHYSICS VEB CARL ZEISS INSTITUTE FOR ASTRONOMY INSTITUTE OF ASTRONOMY UNIVERSITY OF ILLINOIS FORSCHUNGSZENTRUM 2680 WOODLAWN DRIVE MADINGLEY ROAD URBANA IL 61801 CARL-ZEISS STR 1 HONOLULU HI 96822 CAMBRIDGE CB3 0HA U.S.A. DDR-6900 JENA U.S.A. U.K. TEL: 217-333-4363 GERMANY, D.R. TEL: 808-948-6666 TEL: 0223-62204 TLX: 910-830-6599 PHYSICS TEL: TLX: 723 8459 UHAST HR TLX: 817297 ASTRON G COM: 35,48 TLX: COM: 34 COM: COM: BAZILEVSKY ALBXANDR T BECK RAIDER BECKHAM JOHN i PROF BEBR ALFRED PROF EKERITUS VERNADSRY INST GEOCHEN 4 MPI PUE-R RADIOASTRONOKIE INSTITUTO DE FISICA ESCHENWEG 3 ANALYTICAL CHEMISTRY AUF DEN HUEGEL 69 DE CANARIAS D-3406 BOVENDEN ROSYGIN STR 19 D-5300 BONN 1 LA LAGUNA GERMANY, F.R. 117334 MOSCOW GERMANY, F.R. 38071 TENERIFE TEL: 0551-8897 U.S.S.R. TEL: 0228-525-320 SPAIN TLX: TEL: TLX: 886440 MPIFR D • TEL: COM: 25 TLX: CON: 25,28,40 TLX: COM: 16 COM: 12,34,47,51 BEAL! JOHN S DR BECKER FRIEDRICH DR PROF BECKWITH SIEVE! V V BEINTEMA DOUWE A DR 231 MARLBOROUGH ROAD WEITLSTR 66-2109 DEPT OF ASTRONOMY SPACE RESEARCH DEPT SWINDON SN3 INN D-8000 KUEHCHEN 45 SPACE SCIENCES BLDG UNIVERSITY OF GRONINGEN U.K. GERMANY, F.R. CORNELL UNIVERSITY P O BOX 800 TEL: 0793-34725 TEL: 089-38582109 ITHACA NY 14853 NL-9700 AV GRONINGEN TLX: TLX: U.S.A. NETHERLANDS , COM: COM: TEL: 607-256-4805 TEL: 050-116631 ' TLX: TLX: 53572 CON: 34,51 COM: BEARD DAVID B DR BECKER ROBERT A DR BEDOGNI ROBERTO BEKENSTEIN JACOB D DR DEPT PHYSICS i ASTRONOMY PO BOX 4609 OSERVATORIO DI ASTRONONIA PHYSICS DEPT UNIVERSITY OF KANSAS CARMEL CA 93921 DNIVERSITA DEGLI STUDI BEN GURION UNIVERSITY LAWRENCE RS 66045 U.S.A. C P 596 P O B 653 U.S.A. TEL: 1-40100 BOLOGNA BEERSHEVA 84105 TEL: 913-864-3752 TLX: ITALY ISRAEL TLX: COM: TEL: 051-222956 TEL: 057-664271 COM: 12,15,22 TLX: 211664 INFNBO I TLX: 5253 UNASI IL COM: CON: BEARDSLBY WALLACBt DR BECKER ROBERT HOWARD BEEBE HERBERT A BEL NICOLE J DR PO BOX 531 PHYSICS DEPT MEW MEXICO STATE UNIV. OBSERVATOIRE DE PARIS NEWARK CA 94560 UNIVERSITY OF CALIFORNIA DEPT OF ASTRONOMY SECTION DE MEUDON U.S.A. DAVIS CA 95616 LAS CRUCES NM 88003 F-92195 MEUDON PL CEDEX TEL: 415-792-2786 U.S.A. U.S.A. FRANCE TLX: TEL: 916-752-6921 TEL: 505-646-4438 TEL: 1-45-34-75-70 COM: 30 TLX: 910-531-0785 UC DAVS TLX: 910-983-0549 NNSUC ' TLX: CON: 48 COM: 10,12 COM: 12,34,47

BELKOVICH 0 I DR BELTON MICHAEL J S DR BENDER PETER L DR BEXVEXUTI PIERO DR ENGELHARDT ASTRONOMICAL SOLAR SYSTEM PROGRAM JILA ST/ECF OBSERVATORY NATL OPTICAL ASTRON OBS UNIVERSITY OF COLORADO C/O ESO OBSERVATORY STATION 950 N. CHERRY AVE BOULDER CO 80309 KARL-SCHWARZSCHILD-STR 2 422526 KAZAN TUCSON AZ 85726 U.S.A. D-8045 GARCHING B KUNCHE. tl.S.S.R. U.S.A. TEL: 303-492-6793 GERMANY. F.R. TEL: 324827 TEL: 602-327-5511 TLX: 755842 JILA TEL: 49-89-32006291 TLX: TLX: 666-484 AURA KNPO TU COM: 16,19,31 TLX: 52828222 EO D COK: 21.22C COM: 16 COM: BELL BARBARA DR BELVEDERE GAETANO DR BEXDINELLI ORAZIO BENZ ARNOLD DR CENTER FOR ASTROPHYSICS ISTITUTO DI ASTRONOKIA DIPT. DI ASTRONONIA GRUPPE F RADIOASTRONOMIE 60 GARDEN STREET C1TTA UNIVERSITARIA VIA ZANBONI 33 INSTITUT FUR ASTRONOMIE CAMBRIDGE NA 02138 1-95125 CATANIA 1-40126 BOLOGNA ETH-ZENTRUN U.S.A. ITALY ITALY CH-8092 ZUERICH TEL: 611-495-2688 TEL: 39-95-330533 TEL: 051-226677/956 SWITZERLAND TLX: TLX: 970359 ASTRCT I TLX: 211664 INFNBO I TEL: 1-256-42-23 CON: 10 COM: 10,27 COM: TLX: 53178 ETHBI CH COM: 10,40 BELL BURXELL S JOCELYN DR BELY OLEG DR BENEDICT GEORGE F DR BEXZ WILLY ROYAL OBSERVATORY OBSERVATOIRE DE NICE DEPT OF ASTRONONY LOS ALAMOS NAT LABORATOR'i BLACKFORD HILL BP 139 UNIVERSITY OF TEXAS T-6, MS B-288 EDINBURGH EH9 3HJ F-06003 NICE CEDEX AUSTIN IX 78712 LOS ALAMOS NM 87545 U.K. FRANCE U.S.A. U.S.A. TEL: 031-667-3321 TEL: 93-89-04-20 TEL: 512-471-4461 TEL: 505-667-7645 TLX: 72383 ROEDIN G TLX: TLX: TLX: CON: COM: 14 COM: 24,28,44 CON: 35

BELL KEXXETB LLOYD DR BELY-DUBAU FXANCOISE BEXEST DANIEL DR BERENDZEX RICHARD DR DEPT OF APPLIED NATH OBSERVATOIRE DE NICE OBSERVATOIRE DE NICE PRESIDENT'S OFFICE QUEEN'S UNIVERSITY BP 139 BP 139 THE AMERICAN UNIVERSITY BELFAST BT7 INN F-06003 NICE CEDEX F-06003 NICE CEDEX WASHINGTON DC 20-016 U.K. FRANCE FRANCE U.S.A. TEL: 245133 TEL: 93-89-04-20 TEL: 93-89-04-20 TEL: 202-885-2121 TLX: 74487 QUBADN TLX: TLX: 460004 TLX: CON: COM: 14 CON: 07,20,51 COM: 41,51

BELL NORLEY B BELYAEV XIKOLAJ A DR BENEVIDES SOARES P DR BERG RICHARD A DR HERZBERG INST ASTROPHYS INST FOR THEORETICAL INST ASTRON. E GEOFISICO DEPT PHYSICS i ASTRONONY NATL RESEARCH COUNCIL ASTRONOMY CAIXA POSTAL 30627 UNIVERSITY OF ROCHESTER OTTAWA ONT K1A 0R6 10 KUTUZOV QUAY 01051 SAO PAULO SP 419 SPACE SCIENCE CTR CANADA 191187 LENINGRAD BRAZIL ROCHESTER NY 14627 TEL: 613-993-6060 U.S.S.R. TEL: 11-275-3720 U.S.A. TLX: 0533715 TEL: 279-06-67 TLX: 1136221 IAGN BR TEL: CON: TLX: 121578 ITA SU CON: 08C TLX: COM: 20 COM: BELL ROGER A DR BEN JERZY DR BENFORD GREGORY DR BERGE GLENN L DR ASTRONONY PROGRAN ASTRONOMICAL OBSERVATORY PHYSICS DEPT OWENS VALLEY RADIO OBS UNIVERSITY OF MARYLAND WROCLAW UNIVERSITY UNIVERSITY OF CALIFORNIA CALTECH 170-25 COLLEGE PARK MD 20742 UL. KOPERNIKA 11 IRVINE CA 92717 PASADENA CA 91125 U.S.A. 51-622 WROCLAW U.S.A. U.S.A. TEL: 301-454-6282 POLAND TEL: 714-856-5147 TEL: 818-356-6969 TLX: 887294 TEL: TLX: TLX: 675425 CON: 36,45 TLX: COM: 12,4! COM: 16,40 COK: 08 BELOTSERKOVSKIJ DAVID J BENACCHIO LEOPOLDO BENNETT JOHN CAISTER NR BERGEAT JACQUES G DR VNIIFTRI OSSERVATORIO ASTRONOMICO 90 NALAN STREET OBSERVATOIRE DE LYON GOSSTANDART USSR VICOLO DELL'OSSERVATORIO RIVIERA F-69230 ST-GENIS-LAVAL LENINSKY PROSPECT 9 1-35122 PADOVA PRETORIA 0081 FRANCE 117049 MOSCOW ITALY SOUTH AFRICA TEL: 78-56-07-05 U.S.S.R. TEL: 49-66-14-99 TEL: 012-704895 TLX: TEL: 236-40-44 TLX: 430176 UNPADU I TLX: CON: TLX: 411378 GOST COM: 05 COM: 20 COK: 31 BELSERRNB EMILIA P BENAVENTE JOSE BENSANNAR SLIMAXE DR BERGEX CHRISTIANE DR KARIA MITCHELL OBS INSTITUTO Y OBSERVATORIO OBSERVATOIRE DE PARIS CERGA 3 VBSTAL STREET DE NARINA SECTION DE MEUDON AVENUE COPERNIC NANTUCKET MA 02554 SAN FERNANDO (CADIZ) F-92195 MEUDON PL CEDEX F-06130 GRASSE U.S.A. SPAIN FRANCE FRANCE TEL: 617-228-9273 TEL: 956-883548 TEL: 1-45-34-75-30 TEL: 93-36-58-49 TLX: TLX: 76108 ION E TLX: 270912 OBSASTR F TLX: 470865 f COM: 27 COM: 31C COM: 09,50 CON:

BERGER JACQUES G DR BERNAT ANDREI PLODS DR BESSELL MICHAEL S DR BHATIA V B DR OBSERVATOIRE DE PARIS COMPUTER SCIENCE DEPT MT STROMLO OBSERVATORY DEPT PHYSICS i ASTROPHYS 61 AVE DE L OBSERVATOIRE UNIVERSITY OF TEXAS HODEN P.O. ACT 2606 DELHI UNIVERSITY F-75014 PARIS AT EL PASO AUSTRALIA DELHI-110 007 FRANCE EL PASO TX 79968 TEL: 062-881111 INDIA TEL: 1-43-20-12-10 U.S.A. TLX: 62270 CANOPUS AA TEL: 2918993 TLX: TEL: 915-747-5494 COM: 05,25,27,29C TLX: COM: 29 TLX: COM: COM: 34,36 BERGER XAVIER DR BERRINGTON KEITH ADRIAN BETTIS DALE G PROF BHATNAOAR ARVIND DR LAB ECOTHERHIQUE SOLAIRE DEPT OF APPLIED MATHS TICOM UDAIPUR SOLAR OBSERVATORY SOPHIA ANTIPOLIS QUEEN'S UNIVERSITY UNIVERSITY OF TEXAS 11 VIDYA KARG BP 21 BELFAST BT7 INN AT AUSTIN UDAIPUR RAJAS 313 001 F-06562 VALBCNNE CEDEX U.K. AUSTIN TX 78712 INDIA FRANCE TEL: U.S.A. TEL: 25626-23861 TEL: 93-65-34-00 TLX: TEL: TLX: TLX: 970134 F COM: 14 TLX: COM: 10,12 COK: COM: 07 BERGERON JACQUELINE A DR BERTAUX J L DR BETTONI DANIELA DR BHATNAGAR K B DR INSTITUT D'ASTROPHYSIOUE SERVICE D'AERONOMIE OSSERVATORIO ASTRONOMICO ZAJIR HUSSAIN COLLEGE 98 BIS BOULEVARD ARAGO BP NO 3 VICOLO DELL'OSSERVATORIO UNIVERSITY OF DELHI F-75014 PARIS F-91370 VERRIERES-LE-B. 1-35122 PADOVA AJMERI GATE FRANCE FRANCE ITALY NEK DELHI 110 006 TEL: 1-43-20-14-25 TEL: 1-69-20-31-16 TEL: 49-66-14-99 INDIA TLX: 270070 :/o IAP TLX: 692400 F TLX: 430176 UNPADU I TEL: 522802 COM: 28,34,44,47,48 COM: 16C49 COM: 28 TLX: COM: 07C BERGSTRALH JAY T DR BERTHOKIEU GABRIELLE DR BEUERKANN RLAUS P PROF BHATT H C DR JPL OBSERVATOIRE DE NICE INSTITUT FUR ASTRONOMIE 4 INDIAN INSTITUTE OF M/X 183-301 BP 139 ASTROFHYSH ZU BERLIN ASTROPHYSICS 4800 OAR GROVE DRIVE F-06003 NICE CEDEX ERNST-REUTER-PL 7 SARJAPUR ROAD PASADENA CA 91109 FRANCE D-1000 BERLIN BANGALORE 560 034 U.S.A. TEL: 93-89-04-20 GERMANY, F.R. INDIA TEL: 818-354-2296 TLX: 46004 F TEL: TEL: 566585 TLX: COM: 27,35 TLX: TLX: 845763 IIAB IN CON: 16 COK: COM: 34 BERGVALL NILS ARE SIGVARD BERTIAU FLOR C PROF BHANDARI N DR BHATTACHARYYA J C PROF ASTRONONISRA OBSERVATORIE ASTRONOSISCH INSTITUT PHYSICAL RESEARCH LAB INDIAN INSTITUTE OF BOX 515 KATBOLIEIE UNIV LEUVEN NAVRANGPURA ASTROPHYSICS S-751 20 UPPSALA CELESTIJNENLAAN 200B AHMEDABAD 380 009 BANGALORE 560 034 SWEDEN B-3030 HEVERLEE INDIA INDIA TEL: BELGIUM TEL: 462129 TEL: 566583/566585 TLX: TEL: 016-227401 . TLX: 0121397 TLX: 0845763 IIAB IN COM: 28 TLX: COM: 22 COM: 090,12,50 COM: 30 BERKHUIJSEN BLLY N DR BERTIN GIUSEPPE PROF BHAHDARI RAJEXDRA DR BHATTACHARYYA TARA DR MPI FUER RADIOASTRONOMIE SCUOLA NORKALE SUPERIORE RAMAN RESEARCH INSTITUTE JOGANAYA DEVI COLLEGE AUF DEX HUEGEL 69 PIAZZA DEI CAVALIERI BANGALORE 560 080 92 SYAMAPRADAD NUKERJEE D-5300 BONN 1 1-56100 PISA INDIA CALCUTTA 700 026 GERMANY, F.R. ITALY TEL: 812-360122 INDIA TEL: . TEL: 50-597265 TLX: 845671 RRI IN TEL: TLX: 886440 MPIFR D TLX: 590548 SNSPI I COM: 40 TLX: COM: 28,33,34,40 COK: COM: 28

BERHAN ROBERT HIRAM DR BBRTOLA FRANCESCO PROF BHATIA PREM I DR BHAVSAR SURBTU P MIT OSSERVATORIO ASTRONOMICO DEPT OF MATHEMATICS RAMAN RESEARCH INSTITUTE RM 36-227 VICOLO DELL'OSSERVATORIO UNIVERSITY OF JODHPUR BANGALORE 560 080 77 MASSACHUSETTS AVE 1-35100 PADOVA JODHPUR 342 001 INDIA CAMBRIDGE MA 02139 ITALY INDIA TEL: 0812-30122 U.S.A. TEL: 49-66-14-99 TEL: TLX: 845671 TEL: 617-253-1000 TLX: 430176 UNPADU I TLX: COM: 47 TLX: COM: 28,47 COK: COK: 28 BERIACCA P L PROF BERTOUT CLAUDE BHATIA R I DR BHONSLE RAJARAK V PROF OSSERVATORIO ASTROFISICO INSTITUT D'ASTROPHYSIOUE DEPT OF ASTRONOMY PHYSICAL RESEARCH LAB DELL'UNIVERSITA1 98 BIS BOULEVARD ARAGO OSMANIA UNIVERSITY NAVRANGPURA 1-36012 ASIAGO iVICENZAI F-75014 PARIS HYDERABAD 500 007 AHMEDABAD 380 009 ITALY FRANCE INDIA INDIA TEL: 424-62505 TEL: 1-43-20-14-25 TEL: TEL: 462129 TLX: 430110 SETOUR TLX: TLX: TLX: 121397 PRL IN COK: 26,44,51 COK: 36 COM: 16 COM: 40

BUI YD-LIR BIBLICII NACIBJ DX BILLINGS DONALD E PROF BIRKLB KURT PH D BEIJING ASTRONOMICAL OBS ASTRONOMICAL OBSERVATORY UNIVERSITY OF COLORADO MPI FUER ASTROXONIE BEIJING 100080 AL. UJAZDONSKIE 4 DEPT OF ASTROGEOPHYSICS KOENIGSTUHL CHINA, PEOPLE'S REP. 00-478 WARSZAWA BOULDER CO 80309 D-6900 HEIDELBERG 1 TEL: POLAND U.S.A. GERMANY, F.R. TLX: 22040 BAOAS CN TEL: TEL: TEL: CON: 28 TLX: TLX: TLX: COB: 20 CON: 12 COM: 34

BIANCHI LUCIANA BIENONT ENILE DR BIXETTE LUC BISHOP ROY L DR OSSERVATORIO ASTRONOKICO INSTITUT D'ASTROPHYSIQUE ESO DEPT OF PHYSICS Dl TORINO UNIVERSITE DE LIEGE KARL-SCHNARZSCHILD-STR 2 ACADIA UNIVERSITY 1-10025 PINO TORINESE AVENUE DE COINTE 5 D-8046 GARCHING B NUNCHEN WOLFVILLE NS BOP 1X0 ITALY B-4200 COINTE-OUGREE GERNANY. F.R. CANADA TEL: 11-842040 BELGIUN TEL: 089-320-06-0 TEL: 902-542-2201 TLX: 213236 TO ASTR I TEL: 41-52-99-80 TLX: 5282820 EO D TLX: CON: 34,44 TLX: CON: 28,34 CON: 41 CON: 14 BIANCBINI ANTONIO DR BIEN REIIHOLD DX BINGGELI BRUNO BISIACCHI GIANFRANCO DR OSSERVATORIO ASTROFISICO ASTRONONISCHES RECHEN- ASTRONONISCHES INSTITUT INSTITUTO DE ASTRONOMIA 1-36012 ASIAGO INSTITUT UNIVERSITAET BASEL UNAM ITALY NOENCHHOFSTR 12-14 VENUSSTRASSE 7 ' APDO POSTAL 70-264 TEL: 424-62665 D-6900 HEIDELBERG CH-4102 BINNINGEN 04510 MEXICO DF TLX: GERNANY, F.R. SWITZERLAND MEXICO CON: 27 TEL: 06221/49026 TEL: TEL: 548-4537 TLX: 461336 ARIHD D TLX: TLX: 1760155 CICME CON: 08,20 CON: 28 CON: BIBARSOV RAVIL'SH DR BIBRNANN PETER L DR BINGHAM RICHARD G DR BISNOVATYI-KOGAN G S DR ASTROPHYSICAL INSTITUTE NPI FUER RADIOASTRONONIE ROYAL GREENWICH OBS SPACE RESEARCH INSTITUTE TADJIK ACAD OF SCIENCES AUF DEN HUEGEL 69 HERSTNONCEUX CASTLE USSR ACADENY OF SCIENCES 734670 DUSHANBE D-5300 BONN 1 HAILSBAN BN27 1RP PROFSOYUZNAYA 84/32 U.S.S.R. GERNANY, F.R. U.K. 117810 MOSCOW TEL: TEL: 228-525279 TEL: 0323-833171 U.S.S.R. TLX: TLX: 886440 HPIFR D TLX: 87451 TEL: 333-31-22 CON: 22 CON: 28,40,48 CON: 09 TLX: 411498 STARSU CON: 35 BICAK JIRI DX BIGNELL R CARL DR BINNEY JAMES J DR BISWAS SUKUNAR DR DEPT OF NATH PHYSICS NRAO-VLA DEPT THEORETICAL PHYSICS COSNIC RAY GROUP CHARLES UNIVERSITY PO BOX 0 1 KEBLE ROAD TATA INST FUND RESEARCH HOLESOVICKACH 2 SOCORRO NN 87801 OXFORD OX1 3NP HOHI BHABBA RD 180 00 PRAHA 8 U.S.A. U.K. BONBAY 400 005 CZECHOSLOVAKIA TEL: 505-772-4242 TEL: 865-53281 INDIA TEL: 849951 TLX: 910-988-1710 TLX: 83295 NUCLOX G TEL: 91-22-219111 TLX: CON: 34,40 CON: 28,33C TLX: 113009 TIFR IN CON: COM: 48 BICKKSLL GEOFFREY V DR BIJAOUI ALBERT DX BIRAUD FRANCOIS DX BJORNSSOI CLAES-INGVAR NOUNT STRONLO i SIDING OBSERVATOIRE DE NICE OBSERVATOIRE DE PARIS STOCKHOLM OBSERVATORY SPRING OBSERVATORIES BP 139 SECTION DE NEUDON S-133 00 SALTSJOEBADEN PRIVATE BAG F-06003 NICE CEDEX F-92195 NEUDON PL CEDEX SWEDEN VODER P.O. ACT 2606 FRANCE FRANCE TEL: 08-7170195 AUSTRALIA TEL: 93-89-04-20 TEL: 1-45-34-75-30 TLX: 12972 SOBSERV S TEL: 61-62-88-1111 TLX: 460004 TLX: 270912 COM: TLX: 62270 AA CON: 37 CON: 06,40,51 CON: 47,48 8IDELKAN WILLIAM P PROF BILLAUD GERARD J BIRCH PETEX NX BLAAUW ADXIAAN PIOF DX DARNER i SWASEY OBS CERGA PERTH OBSERVATORY KAPTEYN LABORATORY CASE WESTERN RESERVE UNIV AVENUE COPERNIC BICKLEY, N. AUSTR. 6076 P O BOX 800 CLEVELAND OH 44106 F-06130 GRASSE AUSTRALIA NL-9700 AV GRONINGEN U.S.A. FRANCE TEL: 09-2938-255 NETHERLANDS TEL: 216-368-6699 TEL: 93-36-58-49 TLX: TEL: 050-634084 TLX: TLX: 470865 CON: 15 TLX: 53572 STARS HL CON: 05,29,45 CON: 08,19,31 CON: 24,33,37

BIEGING JOHN HAROLD DX BILLINGHAM JOHN BIRKINSHAW MARK BLACK JOHN HAXIT DX RADIO ASTRONOMY LAB LIFE SCIENCE DIVISION HARVARD UNIVERSITY STEWARD OBSERVATORY CAMPBELL HALL NASA ANES RESEARCH CTR DEPT OF ASTRONONY UNIVERSITY OF ARIZONA UNIVERSITY OF CALIFORNIA NOFFETT FIELD CA 94035 60 GARDEN STREET TUCSON AZ 85721 BERKELEY CA 94720 U.S.A. CANBRIDGE NA 02133 U.S.A. U.S.A. TEL: 415-694-5181 U.S.A. TEL: 602-621-6531 TEL: 415-642-6931 TLX: 348408 NASA ANES NOF TEL: 617-495-9092 TLX: 467175 TLX' CON: 51 TLX: 921428 CON: 14,34 CON: 34,40 CON: 28,40

BLACIHELL ALAI TREVOR BLANCO VICTOR N DR BLITZSTEIN IILLIAN DR BOCHRAREV NIROLAY G DR METEORITE PROJECT CERRO TOLOLO DEPT ASTRON i ASTROPHYS STERNBERG STATE ASTR INST BOX 464 INTERAKERICAN OBSERVATORY UNIV OF PENNSYLVANIA 1179899 MOSCOW SUB POST OFFICE 6 CASILLA 603 DAVID RITTENHOUSE LAB El U.S.S.R. SASKATOON S7N OVO LA SERENA PHILADELPHIA PA 19104 TEL: CANADA CHILE U.S.A. TLX: TEL: TEL: 213352 TEL: 215-898-7899 COM: 34 TLX: TLX: 34-645227 AURA CT TLX: 834621 CON: 22 COM: 25,33.45.50C CON: 09,42 BLACKWELL DONALD E FROF BLANDFORD ROGER DAVID DR B10DHAN SIDNEY A FROF BOCHONRO D RICHARD DR DEPT OF ASTROPHYSICS THEORETICAL ASTROPHYSICS DEPT OF PHYSICS DEPT HATH i ASTRONONY SOUTH PARRS ROAD CALTECH 130-33 UNIV OF PENNSYLVANIA UNIVERSITY OF MANITOBA OXFORD OX1 3RC. PASADENA CA 91125 PHILADELPHIA PA 19104 WINNIPEG NB R3T 2N8 U.I. U.S.A. U.S.A. CANADA TEL: 0865-511336 TEL: 213-356-4200 TEL: 215-898-8151 TEL: 204-474-9501 TLX' TLX: 675429 TLX: 831908 TLX: CON: 12,21,49 COH: 40,48 CON: 35,47,48 COM: 27

BLADES JOHN CHRIS DR BLASIUS KARL RICHARD DR BLUM EHILE-JACQUBS DR BOCHSLER PETER SPACE TELESCOPE SCI INST 1125 RUBIO 5 RUE KIZON PHYSUALISCHES INSTITUT HONEWOOD CAMPUS ALTADENA CA 91001 F-75015 PARIS UNIVERSITAET BERN 37S0 SAN NARTIN DR U.S.A. PRANCE SIDLERSTRASSE 5 BALTIMORE ND 21218 TEL: TEL: 43-20-99-72 CH-3012 BERN U.S.A. TLX: TLX: SWITZERLAND TEL: 301-338-4805 COM: COM: 40 TEL: 0041-31-65-4419 TLX: 6849101 STSCI UN TLX: 32320 PHYBE CH CON: 34 COM: 49 BLAHA NILAN DR BLECHA ANDRE BORIS G DR BLUM PETER PROF BODE MICHAEL F LAB FOR PLASHA 4 FUSION 16 RUE ET. DUNONT INSTITUT F. ASTROPHYSIK SCHOOL OF PHYSICS i ASTR UNIVERSITY OF KARYLAND CH-1204 GENEVE UNIVERSITAET BONN LANCASHIRE POLYTECHNIC COLLEGE PARR MD20742 SWITZERLAND AUF DEM HDEGEL 71 PRESTON PR1 2TO. U.S.A. TEL: D-5300 BONN U.K. TEL: 301-454-7089 TLX: SERHANY, F.R. TEL: TLX: COM: TEL: 0228-73-36-65 TLX: CON: 14 TLX: 0886440 MPIFR CON: 34 COM: 49 BLUR DAVID GERALD BLEBKER JOHAN A N DR IR BO SHU-REN BODENHEIHER PETER PROF PHYSICS DEPARTMENT SPACE RESEARCH LABORATORY INST F.HISTORY OF NAT SCI LICR OBSERVATORY UNIVERSITY OF V.AUSTRALIA BENELUXLAAN 21 1 GONG YUAN NEST ROAD UNIVERSITY OF CALIFORNIA NEDLANDS VA 6009 NL-3527 HS UTRECHT BEIJING SANTA CRUZ CA 95064 AUSTRALIA NETHERLANDS CHINA, PEOPLE'S REP. U.S.A. TEL: TEL: 030-937145 TEL: TEL: 408-429-2064 TLX: 92992 AA TLX: 47224 ASTRO NL TLX: TLX: CON: 40 COH: 44,48 COM: 41 COM: 35C

BLAIR GUY NORMAN DR BLESS ROBERT C FROF BOBROV K S DR BOEHN KARL-HEINZ FROF ASTRONONY PROGRAM ASTRONOMY DEPT ASTRONOMICAL COUNCIL ASTRONONY DEPT DEPT EARTH i SPACE SCS UNIVERSITY OF WISCONSIN USSR ACADEMY OF SCIENCES UNIVERSITY OF WASHINGTON SUNY 475 N. CHARTER ST PYATNITSRAYA UL 48 SEATTLE NA 98195 STONY BROOK NY 11794 MADISON VI 53706 109017 NOSCON U.S.A. U.S.A. U.S.A. U.S.S.R. TEL: 206-543-2888 TEL: TEL: 608-262-1715 TEL: 231-39-80 TLX: 4740096 TLX: TLX: TLX: 412623 SCSTP SU COH: 12,35,36 COM: 34 COM: 34,36,44,51 COM: 16 BLAHONT JACQUES I PROF BLIIOV I S DR BOBROVIUOFF NICHOLAS DR BOEHH-VITENSE ERUA FROF ONES STERNBERG STATE 1623 VISALIA AVE ASTRONONY DEPT 2 PLACE NAURICE OUENTIN ASTRONOMICAL INSTITUTE BERKELEY CA 94707 UNIVERSITY OF WASHINGTON F-75039 PARIS CEDEX 01 117234 MOSCOW U.S.A. FH 20 FRANCE U.S.S.R. TEL: 415-524-9244 SEATTLE WA 98195 TEL: 1-45-08-76-12 TEL: 139-10-49 TLX: U.S.A. TLX: 214674 TLX: COH: 15 TEL: 206-543-4858 CON: 12,15,16,21,44 COM: 19.31C TLX: CON: 12,36

BOESHAAR GREGORY ORTH DR BOIGEY FRANCOISE BOLTON JOHN G BONEV BOIU K MR SPACE TELESCOPE INSTITUTE IMTA, LAB NECAN. CELESTE 39 PANORAMA CRESCENT PEOPLE'S ASTR.OBSERVATORY HONEVOOD CAMPUS UNIVERSITE P 4 M CURIE BUDERIM QLD 4556 ST. AVGUSTA TRAIANA 29/8 3700 SAN NARTIN DRIVE 4 PLACE JUSSIEU, TOUR 66 AUSTRALIA 6000 STARA ZAGORA BALTIMORE MD 21218 F-75230 PARIS CEDEX 05 TEL: 071-453374 BULGARIA U.S.A. FRANCE TLX: TEL: TEL: TEL: COM: 40 TLX: TLX: TLX: COM: COM: 28,34 COM: 07 BOGGESS ALBERT DR BOISCHOT ANDRE DR BOXANOMI J DR BOIIFAZI ANGELO DR GODDARD SPACE FLIGHT CTR OBSERVATOIRE DE PARIS OBSERVATOIRE DE NEUCHATEL OSSERVATORIO ASTRONOMICO CODE 689 SECTION DE MEUDON CH-2000 NEUCHATEL 1-40100 BOLOGNA GREENBELT MD 20771 P-92195 MEUDON PL CEDEX SWITZERLAND ITALY U.S.A. FRANCE TEL: TEL: TEL: 301-344-5975 TEL: 1-45-34-75-30 TLX: TLX: TLX: TLX: 200590 CNET COM: 19,31 COM: COM: 29,34,44 COM: 40

BOGGESS NANCY % DR BOKSENBERG ALEC PROF BONAZZOLA SILVANO DR BONNEAU DANIEL NASA HEADQUARTERS ROYAL GREENWICH OBS OBSERVATOIRE DE PARIS CERGA CODE EZ HERSTMONCEUX CASTLE SECTION DE MEUDON OBSERVATOIRE DU CALERN WASHINGTON DC 20546 HAILSHAN BN27 1RP F-92195 MEUDON PL CEDEX F-06460 ST VALLIER DE T. U.S.A. U.K. FRANCE FRANCE TEL: 202-453-1469 TEL: 323-833171 TEL: 1-45-34-75-70 TEL: 93-42-62-70 TLX: TLX: 87451 RGOBSY G TLX: TLX: 461402 COM: 44 COM: 28,44,47 CON: 42,48 COM: 09

BONOLI FABRIZIO BOPP BERNARD « DR BOSXA ALBERT DR BOULON JACQUES J DR 0SSERVAT0RIO ASTRONONICO DEPT PHYSICS i ASTRONOMY OBSERVATOIRE DE MARSEILLE OBSERVATOIRE PARIS UNIVBRSITARIO UNIVERSITY OF TOLEDO 2 PLACE LE VERRIER 61 AVE DE L'OBSERVATOIRE C P 596 TOLEDO OH 43606 F-13248 MARSEILLE CEDEX 4 F-75014 PARIS 1-40100 BOLOGHA U.S.A. FRANCE FRANCE ITALY TEL: 419-537-2274 TEL: 91-95-90-88 TEL: 1-43-20-12-10 TEL: 051-222956 TLX: TLX: 420241 TLX: TLX: 211664 INFNBO I COM: 27,42 COM: 28 COM: 27,29,30,33 COM: BOIOKETTO SILVIO A DR BORCHIBADZE TEXGIZ M DR BOSNA PIETER B DR BOUSIA JIRI DR ISTITUTO DI FISICA ABASTUMANI ASTROPHYSICAL DEPT PHYSICS 4 ASTRONOMY DEPT OF ASTRONOMY G GALILEI 8 OBSERVATORY FREE UNIVERSITY CHARLES UNIVERSITY VIA NARZOLO 383762 ABASTUMANI,GEORGIA DE BOELELAAN 1081 SVEDSIA 8 1-35100 PADOVA U.S.S.R. 11-1081 HV AMSTERDAM 150 00 PRAHA ITALY TEL: NETHERLANDS CZECHOSLOVAXIA TEL: TLX: TEL: 020-5485338 TEL: 42-2-540395 TLX: COM: 28 TLX: TLX: 121673 MFF COM: 48 COM: 16 COM: 05,15 BONOV ANGEL DR BORD DONALD JOHN BOSKAN-CRESPIN DENISE BOUVIER PIERRE PROF ASTRONOMICAL OBSERVATORY DEPT OF NATURAL SCIENCES BLVD D AVROY 68 OBSERVATOIRE DE GENEVE P O BOX 36 UNIVERSITY OF MICHIGAN BTE 093 CH-1290 SAUVERNY 1504 SOFIA 4 DEARBORN B-4000 LIEGE SWITZERLAND BULGARIA DEARBORN MI 48128 BELGIUM TEL: TEL: U.S.A. TEL: 0032-41-237486 TLX: TLX: TEL: 313-593-5483 TLX: COM: 37 COM: 10 TLX: COM: COM: BOISACI HALTER I FIOF BORDERIE8 NICOLE BOTEZ ELVIRA DR BOIELL BDIARD L G DR INSTITUTE FOR ASTRONOMY OBSERVATOIRE PIC-DU-NIDI INSTITUT D'ENSEIGNEMENT LOWELL OBSERVATORY 2680 MODLAWN DRIVE ET TOULOUSE SUPSRIEUR 1400 ». MARS HILL RD HONOLULU HI 96822 14 AVENUE EDOUARD BELIN 13 RUE EN. BODNARAS FLAGSTAFF AZ 86001 U.S.A. F-31400 TOULOUSE 5800 SUCEAVA U.S.A. TEL: 805-948-8138 FRANCE RUMANIA TEL: 602-774-3358 TLX: 723-8459 UHAST HR TEL: 61-25-21-01 TEL: 98716147 TLX: COM: 29 TLX: 530776 TLX: COM: 15,20 COM: COM: 46 BOOK DAVID L BORGMAN JAN DR PROF BOTTINELLI LUCETTE DR BOIEN EDWARD G DR USE NAVAL RESEARCH LAB IAPTEYN OBSERVATORY OBSERVATOIRE DE PARIS 5010 MAXIELL AVE CODE 4040 NENSINGHEHEG 20 SECTION DE MEUDON VEST RIVER MD 20881 NASHINOTON DC 20375 NL-9301 IA RODEN DR RADIOASTRONONIE U.S.A. U.S.A. NETHERLANDS F-92195 MEUDON PL CEDBX TEL: TEL: TEL: FRANCE TLX: TLX: TLX: TEL: 1-45-34-75-30 COM: COM: 12 COM: 25,34 TLX: 270912 OBSASTR F COM: 2i,U BOOIMYEI BEVERLY B DR BORGNINO JULIEN DR BOUGBRET J L DR BOIERS PHILLIP F DEPT OF PHYS & ASTRONOMY DEPT D'ASTROPHYSIQUB OBSERVATOIRE DE PARIS NAVAL RESEARCH LABORATORY CLEMSON UNIVERSITY UNIVERSITE DE NICE SECTION DE MEUDON CODE 4134 CLEMSON SC 29631 PARC VALROSE DESPA WASHINGTON DC 20375 U.S.A. F-06034 NICE CEDEX F-92195 MEUDON PL CEDEX U.S.A. TEL: 803-656-3417 FRANCE FRANCE TEL: 202-767-2495 TLX: TEL: TEL: 1-45-34-75-30 TLX: COM: 25,42 TLX: TLX: 204464 COM: 40 COM: 09 COM: 10,12,44

BOYA1CBUK A A DR BOZIS GEORGE PROF BRAID PETER II J L DR BRANSON NICHOLAS J B A DR CRIMEAN ASTROPHYSICAL OBS DSPT THEORET MECHANICS DEPT OF ASTRONOMY BOARD OF GRADUATE STUDIES USSR ACADEMY OF SCIENCES UNIVERSITY THESSALONIKI UNIVERSITY OF EDINBURGH 4 MILL LANE NAUCHNY GR-54006 THESSALONIKI ROYAL OBSERVATORY CAMBRIDGE CB2 1RZ 334413 CRIMEA GREECE EDINBURGH EH9 3HJ U.K. U.S.S.R. TEL: 031-992845 U.K. TEL: TEL: TLX: TEL: 031-667-3321 TLX: TLX' COM: 07 TLX: 72383 ROE EDIN G COM: COM: 27,29,38C,44C COM: 34 BOYARCHUK MARGARITA E DR BOZKURT SUKRU DR BRAIDI ELISANDE ESTELA DR BRATIJCHUK MATROXA V CRIMEAN ASTROPHYSICAL EGE UNIVERSITY OBSERVATORIO ASTRONOMICC UZHGOROD STATE UNIVERSITY OBSERVATORY OBSERVATORY UNIVERSIDAD NACIONAL 294000 UZHGOROD P/O NAUCHNYJ P K 21 PASEO DEL BOSQUE U.S.S.R. 334413 CRIMEA BORNOVA-IZNIR 1900 LA PLATA TEL: U.S.S.R. TURKEY ARGENTINA TLX: TEL: TEL: 180 306 iHOMEl TEL: 21-1761 COM: TLX: TLX: TLX: COM: 27 COM: COM: 29 BOYCE PETER B DR BRACCESI ALESSAIDRO PROF BRA1DIE GEORGE V DR BRAUDE SEMION YA PROF AG AMERICAN ASTRON SOCIETY DIPTO DI ASTRONOMIA ENVIRONMENTAL ENGINEERING INST RADIOPHY ELECTR 2000 FLORIDA AVB NX VIA ZAMBONI 33 DUPUIS HALL UKRAINIAN ACADEMY OF SCI SUITE 300 1-40126 BOLOGNA QUEEN'S UNIVERSITY 310085 KHARKOV WASHINGTON DC 20009 ITALY KINGSTON ONT K7L 3N6 U.S.S.R. U.S.A. TEL: 222956 CANADA TEL: 441092 TEL: 202-328-2010 TLX: 211664 INFNBOI TEL: TLX: TLX: 257588 AASli UR COM: 2! TLX: COM: 40 COM: 09,16,51 COM: BOYD ROBERT L F PROF BRACEVELL RONALD N PROF BRANDT JOHN C DR BRAULT JAMES R DR MULLARD SPACE SCIENCE LAB STANFORD UNIVERSITY GODDARD SPACE FLIGHT CTR NATL SOLAR OBSERVATORY UCL DURAND 329 A CODE 680 PO BOX 26732 HOLMBURY ST MARY STANFORD CA 94305 GREENBELT MD 20771 950 N. CHERRY AVE DORKING, SURREY RH5 6NS U.S.A. U.S.A. TUCSON AZ 85726 U.K. TEL: 415-497-3545 TEL: 301-344-8701 U.S.A. TEL: TLX: TLX: TEL: 325-9363 TLX: COM: 40,51 CON: 15,44,49 TLX: 666484 AURA NOAO TDC COM: 44,43 COM: 09,12,14 BOYDAG-YILDIZDOGDU F S BRAES L L E DR BRANDT PETER I BRAUN ARIE ACADEMY OF ISTANBUL STERREWACHT KIEPENHEUER INSTITUT FUER RACAH INST. OF PHYSICS ENG S ARCHITECTURE POSTBUS 9513 SONNENPHYSIK HEBREW UNIV. OF JERUSALEM DEPT OF PHYSICS NL-2300 RA LEIDEN SCHONECRSTR. 6 JERUSALEM 91904 ISTANBUL NETHERLANDS D-7800 FREIBURG BR. ISRAEL TURKEY TEL: GERMANY, F.R. TEL: 02-584521 TEL: TLX: TEL: 0761-32864 TLX: 25391 HU IL TLX: CON: 46 TLX: 7721552 COM: COM: COM: 10,12 BOYER CHARLES BRAHDE ROLF BRAIDUARDI-RAYNONT G BRAUNINGER HEI1RICH DR 64 BIS RUE ALFRED DUMERIL INST THEORET ASTROPHYSICS NULLARD SPACE SCIENCE LAB MPI F PHYSIK i ASTROPBYS F-31400 TOULOUSE UNIVERSITY OF OSLO HOLMBURY ST NARY INST F. EXTRATERR. PHYSIK FRANCE N-0315 BLINDERN, OSLO 3 DORKING, SURREY RH5 6NT D-8046 GARCHING B MUNCHEN TEL: 61-52-90-34 NORWAY U.K. GERMANY, F.R. TLX: TEL: 2-456508 TEL: 030-670-292 TEL: 089-3299-566 COM: 16 TLX: TLX: 859185 TLX: COM: COM: COM:

BOYER RENE BRABIC ANDRE DR BRAIHAM RICHARD L JR BRAUISFURTI EDWARD PH D OBSERVATOIRE DE PARIS OBSERVATOIRE DE PARIS CENTRO REGIONAL DE INVEST IN HAARMANNSBOCH 99A SECTION DE NEUDON SECTION DE MEUDOX CIENTIFICAS Y TECNOL. D-4630 BOCHUN DASOP F-92195 MEUDON PL CEDEX CASILLA DE CORREO 131 GERMANY, F.R. F-92195 MEUDON PL CEDEX FRANCE 5500 NENDOZA TEL: FRANCE TEL: 1-45-34-75-70 ARGENTINA TLX: TEL: 1-45-34-75-30 TLX: TEL: 061-2411794 COM: 34 TLX: CON: 16V TLX: 55438 CYTME AR COM: 10 CON: 08,20,24

BRAT ROBBRT J DX BREINHORST ROBEXT A DX BRINRKANN WOLFGANG BROORES CLIVE J DX CSIRO • ASTRONONISCHES INSTITUT MPI F PHYS I ASTROPHYSH EARTH, SATELLITE RES UNIT OIV OF APPLIED PHYSICS STERNNARTE INST F EXTRATERR PHYSIR DEPT OF MATHEMATICS P.O.BOX 218 AUF DEN HUEGEL 71 URL-SCHWARZSCHILD-STR 1 ASTON UNIVERSITY LINDPIBLD HSU 2070 D-5300 BONN 1 D-8046 GARCHING B MUNCHEN BIRMINGHAM B4 7ET AUSTRALIA GERMANY, F.R. GERMANY, F.R. U.R. TEL: 467-6354 TEL: 0228-733660 TEL: 893299877 TEL: 21-359-3611 TLX: 26296 TLX: TLX: 05215845 XTER D TLX: 335787 COK: 10,12 CON: 42 COM: 28,34 COM: 07 !RAZ MARIA ALCIIA DR BREJDO IZABELLA I DR BRIOT DANIELLE DR BROSCHB PETER PROF INST ASTEON. E GEOFISICO PULKOYO OBSERVATORY OBSERVATOIRE DE PARIS OBSERVATORIUM HOHER LIST UNIVERSIDADE DE SAO PAULO 196140 LENINGRAD 61 AVE DE L'OBSERVATOIRE UNIV STERNNARTE BONN CAIXA POSTAL 30627 U.S.S.R. F-75014 PARIS D-5568 DAUN 01051 SAO PAULO TEL: 297-94-59 FRANCE GERMANY, F.R. BRAZIL TLX: TEL: 1-43-20-12-10 TEL: 06592-2150 TEL: COM: 09 TLX: 270776 TLX: TLX: 011-36211 COM: COM: 19C24.28 COM: BRECBEJ AVIVA DR PROF BRETAGNON PIERRE DR BROADFOOT A LYLE DR BROSTERHUS E B F DR BOSTON UNIVERSITY BUREAU DES LONGITUDES UNIVERSITY OF ARIZONA C/O LOCKHEED CITY 145 BAY STATE ROAD 77 AVE DENFERT-ROCHEREAU LUNAR i PLANETARY LAB. PO BOX 6308 BOSTOH HA 02215 F-75014 PARIS 3625 EAST AJO NAY JEDDAH U.S.A. FRANCE TUCSON AZ 85713 SAUDI ARABIA TEL: 617-353-2314 TEL: 1-43-20-12-10 U.S.A. TEL: 02-656^2501x355 TLX: TLX: TEL: 602-621-4303 TLX: COK: 15,16 COM: 04,07 TLX: 910-952-1113 COM: COM: 16,21 BRECHER KENNETH PROF BRIDLE ALAN H PROF BXODERICt JOHN DX BXOTEN NORMAN W DEPT OF ASTRONOMY NRAO PHYSICS DEPT HERZBERG INST ASTROPHYS BOSTON UNIVERSITY EDGENONT ROAD VPI k SU NATL RESEARCH COUNCIL 725 COMMONWEALTH AYE CHARLOTTESVILLE VA 22903 BLACKSBURG VA 24061 OTTAWA ONT K1A 0R6 BOSTON MA 02215 U.S.A. U.S.A. CANADA U.S.A. TEL: 804-296-0375 TEL: 703-961-5321 TEL: 613-593-6060 TEL: 617-353-3423 TLX: 910-997-0174 TLX: 910-3331861 VPIBKS TLX: TLX: 95-1289 BIS UNIV BSN CON: 40 CON: 40,51 COM: 40 CON: 28,47,48 BRECKINRIDGE JANES B DR BRIEVA EDUAXDO PROF BRODIE JEAN P BXOUCXE ROGER DR JPL/CALTECH OBSERVATCRIO NACIONAL SPACE SCIENCES LABORATORY 7203 RUNNING ROPE CIRCLE MS 183-301 APARTADO 2584 UNIVERSITY OF CALIFORNIA AUSTIN TX 78731 4(00 OAR GROVE DR BOGOTA 1, D.E. BERKELEY CA 94720 U.S.A. PASADENA a 91103 COLOMBIA U.S.A. TEL: 512-345-6435 U.S.A. TEL: 423786 TEL: 415-642-1579 TLX: TEL: 213-354-6785 TLX: TLX: 910-366-7945 COM: 07 TLX: 675429 COM: 07,46 COM: 28 CON: 09,12 BRBGER MICHIL DR BRIHAYB CHARLES C A DX BROGLIA PIETRO DR BROUN N N DR INSTITUT FUER ASTRONOMIE UNIV LIBRE DE BRUXELLES OSSERVATORIO ASTRONONICO RADIOSTERRENNACHT TUERXENSCHANZSTR 17 50 AVE F.D. ROOSEVELT VIA E. BIANCHI 46 POSTBUS 2 A-1180 HE! B-1050 BRUXELLES 1-22055 MERATE COMO NL-7990 AA DWINGELOO AUSTRIA BELGIUN ITALY NETHERLANDS TEL: 222-34-53-605 TEL: 02-6876928 TEL: 039-592035 TEL: 31-5219-7244 TLX: 133099 VIAST A TLX: TLX: TLX: 42043 SRZM NL CON: 25,27V,30 COM: COM: 42 COM: 08,40

BREGNAN JACOB D IX BXINI D PXOF BXONAGE GORDON E DX BROWN ALEXANDER NETHERLANDS FOUNDATION LABORATORIO TESRE ASTROPHYSICS GROUP JILA XADIOASTRONONY VIA CASTAGNOLI 1 RUTHERFORD APPLETON LAB UNIVERSITY OF COLORADO POSTBUS 2 1-40100 BOLOGNA CHILTON DIDCOT OX11 OflX BOULDER CO 80309 NL-7990 AA DWINGELOO ITALY U.K. U.S.A. NETHERLANDS TEL: TEL: 235-21900 TEL: 303-492-8962 TEL: 05219-7244 TLX: TLX: 83159 TLX: 755842 JILA TLX: 42043 COM: COM: 14,34 COM: COK: 40 BREGNAN JOEL N BRINIMAN BERT C DX BRONNIROVA NINA M BROWN DOUGLAS XASON NRAC SPACE RESEARCH LABORATORY PULROVO OBSERVATORY UHIVERSITY OF WASHINGTON EDGEKONT ROAD BENELUXLAAN 21 196140 LENINGRAD DEPT OF ASTRONOMY, FM-20 CHARLOTTESVILLE VA 22903 NL-3527 HS UTRECHT U.S.S.R. SEATTLE WA 98195 U.S.A. NETHERLANDS TEL: U.S.A. TEL: 804-296-02J5 TEL: TLX: TEL: 2065434313/2888 TLX: TLX: COM: 24 TLX: COK: CON: 44 COM: 25,29,36

BROHH RONALD D PROF BRUfiWEILER FRED C JR BUCHLER J ROBERT PROF BUNNER ALAN N DR CHENISTRY DEPT NASA/GSFC DEPT OF PHYSICS PERKIN-ELNER CORP NONASH UNIVERSITY CODE 685/CSC UNIVERSITY OF FLORIDA M S 897 WELLINGTON ROAD GREENBELT MD 20771 GAINESVILLE FL 32611 100 BOOSTER HEIGHTS RD CLAYTON VIC 3168 U.S.A. U.S.A. DANBURY CT 06810 AUSTRALIA TEL: TEL: 904-373-9942 U.S.A. TBL: TLX: TLX: TEL: 203-797-6339 TLX: COM: 29,34,42,44 COM: 35 TLX: COM: 34.51C COM: 42,44,48 BROWNE IAN I A DR BRUNBERG VICTOR A DR BUDDING EDWIN DR BUONANNO ROBERTO NUFFIELD RADIO ASTR LABS INST OF THEORET ASTRONONY CARTER OBSERVATORY OSS ASTRON SU NONTE NARIO JODRELL BANK 10 KUTUZOV QUAY P O BOX 2909 VIA DEL PARCO NELLINI 84 MACCLESFIELD SK119DL 192187 LENINGRAD WELLINGTON 1 1-00136 RONA U.K. U.S.S.R. NEW ZEALAND ITALY TEL: 0477-71321 TEL: 27 8-88-92 TEL: 04-728-167 TEL: 06-347056 TLX: 36149 TLX: 121578 ITA SU TLX: 30172 NATOBS NZ TLX: CON: 40 COM: 04.07P COM: 42C CON:

BROWNLEE DONALD E PROF BRUNER MARILYN E DR BUES IRNELA D DR BURBIDGE E MARGARET PROF DEPT OF ASTRONOMY LOCKHEED PALO ALTO RES REMEIS STERNWARTE CTR ASTROPHYS i SPACE. SCI UNIVERSITY OF WASHINGTON LAB DEPT 91-20 BLDG 255 STERNWARTSTR 7 UNIVERSITY OF CALIFORNIA SEATTLE WA 98195 3251 HANOVER ST D-8600 BANBERG SAN DIEGO MC C-011 U.S.A. PALO ALTO CA 94304 GERNANY, F.R. LA JOLLA CA 92093 TEL: 206-543-2888 U.S.A. TEL: 0951-57708 U.S.A. TLX: TEL: 415-858-4023 TLX: TEL: 619-452-4477 CON: 22 TLX: 346409 LMSC COM:' 29,36 TLX: CON: 10,12,44 COM: 28 BROWNLEE ROBERT R DR BRUNET JEAN-PIERRE DR BUFF JANES S DR BURBIDGE GEOFFREY R PROF MS F670 OBS PIC-DU-MIDI TOULOUSE DEPT PHYSICS i ASTRONONY CTR ASTROPHYS I SPACE SCI LOS ALAMOS SCIENTIFIC LAB 14 AVENUE EDOUARD BELIN DARTMOUTH COLLEGE UNIVERSITY OF CALIFORNIA LOS ALAMOS NN 87544 F-31400 TOULOUSE HANOVER NH 03755 SAN DIEGO MC C-011 U.S.A. FRANCE U.S.A. LA JOLLA CA 92093 TEL: 505-66-2-6427 TEL: 61-25-21-01 TEL: U.S.A. TLX: TLX: 503776 TLX: TEL: 619-452-6626 CON: 35,42 COM: 41 CON: TLX* CON: 28,35,40,47,48

BURGER NARIJKR DI BURLAGA LEONARD F DI BURTON WILLIAM M BUTLER DENNIS DI ASTROPHYSICAL INSTITUTE NASA/GSFC SPACE 4 ASTROPHYS DIV ASTIONOMY DEPT VRIJE UNIV BRUSSEL CODE 692 RUTHERFORD APPLETON LAB YALE DNIVEISITY PLEINLAAN 2 GIEENBELT MD 20771 CHILTOB DIDCOT OX11 0QX BOX 2023 YALE STATION B-1050 BRDSSEL U.S.A. U.I. NEW HAVEN CT 06520 BELGIUM TEL: TEL: 235-21900 U.S.A. TEL: 02-6413525 TLX: TLX: 83159 TEL: TLX: 81051 VUBCO B COM: 15,49V COM: 44 TLX: COM: 44 COM: 27,37 BURGESS ALAN DI BUKIAGE ROBERT BUSCOKBE WILLIAM PIOF BUTTlRWORTH PAUL DEPT OF APPLIED MATHS OBS DE HAUTE-PIOVENCE ASTIONOMY DEPT DEPT OF CHEMISTRY SILVER STREET F-04870 ST-SICHEL-L'OBS. NORTHWESTERN UNIVERSITY HOWARD UNIVERSITY CAMBRIDGE CB3 9EW FRANCE EVANSTON IL 60201 WASHINGTON DC 20059 U.K. TEL: 92-76-63-68 U.S.A. U.S.A. TEL: TLX: TEL: 312-491-7527 TEL: TLX: COM: 30 TLX: TLX: COM: 14,34 COM: 29,45,46 COM:

BUIGESS DAVID D PIOF BURRS JACK O'NEAL JR BUSIR ROLAND DI BYARD PAUL L DI BLACRETT LABORATORY PHYSICS i ASTIONOMY DEPT ASTRONOMISCHES INSTITUT DEPT OF ASTRONOMY IMPERIAL COLLEGE OF UNIVERSITY OF NEW MEXICO UN1VERSITAET BASEL OHIO STATE UNIVERSITY SCIENCE i TECHNOLOGY 800 YALE BLVD N.E. VENUSSTRASSE 7 174 W. 18TH AVE LONDON SW7 2BZ ALBUQUERQUE NM 87131 CH-4102 BINNINGEN COLUMBUS OH 43210 ux U.S.A. SWITZERLAND U.S.A. TEL: 505-277-2705 TEL: 061-227711 TEL: 614-422-1773 TEL: 1-589-5111x6931 TLX: TLX* TLX: TLX: COM: 28 CON: COM: COM: 25C45 BURKE BBRNARD F DI BURRS JOSEPH A PROF BUSKO IVO C DR BYIOV M F DI DEPT OF PHYSICS CORNELL UNIVERSITY MCT/INST PESQUISAS ESPEC. ASTRONOMICAL, INSTITUTE M I T IM 26-335 THURSTON HALL AVE DOS ASTRONAUTAS 1758 UZBEKIAN ACADEMY OF SCI CAMBRIDGE MA 02139 ITHACA NY 14850 JARDIN DA GRANJA 700000 TASHKENT U.S.A. U.S.A. 12200 SAO JOSE DOS CAMPOS U.S.S.I. TEL: 617-253-2572 TEL: 607-256-4875 BRAZIL TEL: TLX: 92-1473 TLX: 937478 TEL: 22-9977 x 392 TLX: COM: 33,34,10,51 COM: 15,16C,20 TLX: 011-33530 INPE BR COM: 08 CON: 27 BURKE J ANTHONY DI BURROWS ADAM SETH BUSSO MAURIZIO BYID GERE G DI DEPT OF PHYSICS DEPT OF PHYSICS OSSERVATORIO ASTRONOMICO DEPT PHYSICS 4 ASTIONOMY UNIVERSITY OF VICTORIA SUNY DI TORIRO UNIVERSITY OF ALABAMA VICTORIA BC V8W 2Y2 STONY BROOK NY 11794 1-10025 PINO TORINESE BOX 1921 CANADA U.S.A. ITALY UNIVERSITY AL 35486 TEL: 604.-721-7743 TEL: 516-246-6810 TEL: 011-84-1067 U.S.A. TLX: TLX: TLX: 213239 TO ASTR I TEL: 205-348-5050 COM: COM: 48 COM: 42 TLX: COM: 28,37 BURKHART CLAUDE DE BURSA MILAN DR BUTCHER HARVEY I PIOF DI BYRNE PATRICK B DI OBSERVATOIRE DE LYON ASTROROMICAL INSTITUTE KAPTEYN ASTIONOM INSTITUT ARMAGH OBSERVATORY F-69230 ST-GENIS-LAVAL CZECH. ACAD. OF SCIENCES POSTBUS 800 AIMAGH BT61 9DG FRANCE BUDECSRA 6 NL-9700 AV GIORIRGEH U.K. \ TEL: 78-56-07-05 120 23 PRAHA 2 NETHERLANDS TEL: 44-861-522928 TLX: 310-926 CZECHOSLOVAKIA TEL: 05908-19631 TLX: 747937 AIMOBS G COM: 29 TEL: 25-05-51 TLX: 53567 KSWRO RL CON: 27,46 TLX: 122486 COM: 28 COM: BURKHEAD MARTIN i BURSTBIN DAVID BUTI BIMLA PIOF BYSTIOY NIKOLAI F DI ASTRONOMY DEPT ARIZONA STATE UNIVERSITY PHYSICAL RESEARCH LAB PULKOVO OBSERVATORY INDIANA UNIVERSITY DEPT OF PHYSICS NAVRANGPURA 196140 LENINGRAD SWAIN HALL WEST TENPE AZ 85281 AHMEDABAD 380 009 U.S.S.R. BLOOMINGTON IN 47405 U.S.A. INDIA TEL: 297-94-81 U.S.A. TEL: TEL: 462129 TLX: TEL: 812-335-6917 TLX: TLX: 121-397 IN COM: 16 TLX: COM: 28,50 CON: 49C COM: 37

BYSTROVA NATALIJA V DR CALANAI G FROF CALVO MANUEL CAMPBELL HURRAY F SPECIAL ASTROPHYSICAL OSSERVATORIO ASTROFISICO DFTO DE ASTROHONIA DEFT PHYSICS 4 ASTRORONY OBSERVATORY DI ARCETRI UNIVERSIDAD DE ZARAGOZA COLBY COLLEGE LENINGRAD BRANCH 1-50125 FIREHZE 50009 ZARAGOZA RATERVILLE XE 04901 196140 LENINGRAD " ITALY SPAIN U.S.A. U.S.S.R. TEL: TEL: 357011 TEL: 207-872-3251 TEL: 297-9452 TLX: TLX: TLX: TLX: COM: CON: CON: 44 COX: 34 CABRITA EZEODIEL DR CALAXE ODILE DR CAXARBXA BADIA VICENTE PR CAXPOS L X BRAGA DA COSTA OBS ASTR0ROXIC0 DE LISBOA CERGA DPTO NATENATICA APLICADA INST SUPERIOR TECNICO TAPADA DA LISBOA AVENUE COPEMIC ETS IKGENIEROS INDUSTR AVE ROVISCO PAIS 1300 LISBOA F-06130 GRASSE UNIVERSIDAD DE ZARAGOZA 1096 LISBOA CODEX PORTUGAL FRANCE 50009 ZARAGOZA PORTUGAL TEL: 637351-634669 TEL: 93-36-58-49 SPAIN TEL: 800525 TLX: TLX: 470865 TEL: TLX: 63423 ISTUTL P CON: 26 COX: 07,16,19,20 TLX: CON: CON: CACCIANI ALESSAIDRO FROF CALDWELL JOHN A R CAMERON ALASTAIR G I FROF CAXPUSAIO LUIS E DIFARTINENTO DI FISICA NT WILSON 4 LAS CAKFAXAS HARVARD COLLEGE OBS DEPTO DE ASTROKCKIA UNIVERS ITA LA SAFIENZA OBSERVATORIES 60 GARDEN STREET UNIVERSIDAD DE CHILE FIAZZALE ALDO NORO 2 813 SAXTA BARBARA STREET CAKBRIDGE KA 02138 CASILLA 36-D 1-00185 RONA PASADEXA CA 91101 U.S.A. SANTIAGO ITALY U.S.A. TEL: 617-495-5374 CHILE TEL: 6-4976-265 TEL: 818-577-1122 TLX: TEL: 02-2294101 TLX: 613255 INFNRO TLX: CON: 35,48 TLX: 44001 PBCZ CON: CON: 33 COX: 28,51 CACCIAXI CARLA DR CALDWELL JOHN JANES CAMERON WINIFRED S NRS CAXAL RAMON X DR SPACE TELESCOPE SC INST E.S.S. DEPT 5087 IRON SPRINGS RD DPTO FIS TIERRA I COSMOS HOXEROOD CANPUS SONY AT STONY BROOK PRESCOTT AZ 86301 UNIVERSIDAD DE BARCELONA 3700 SAN NARTIN DR STONY BROOK NY 11794 U.S.A. 08014 BARCELONA BALTIMORE ND 21218 U.S.A. TEL: SPAIN U.S.A. TEL: 516-246-7148 TLX: TEL: TEL: 301-338-4912 TLX: 5102287767 SUNY ADXI CON: 16 TLX: TLX: 6849101 CON: 16 CON: 35 CON: CACCI1 BRUNO CALLEBAUT DIRK K DR CANICHEL HENRI DR CAXAVAGGIA RENEE DR DIFARTINENTO DI FISICA DEPT OF PHYSICS UIA 24, AVE C. FLAMMARION OBSERVATOIRE DE PARIS NOSTRA D'OLTRENARE UIA F-31500 TOULOUSE 61.AVE DE L'OBSERVATOIRE PAD. 20 UNIVERSITEITSPLEIN 1 FRANCE ,r-75014 PARIS 1-80125 NAPOLI B-2610 KILRIJK-ANTWERPBN TEL: 61-48-96-91 FRANCE ITALY BELGIUN TLX: TEL: 1-43-20-12-10 TEL: 7253428 TEL: 3-828-2528 COX: 16 TLX: 270776 TLX: 7200359 INFNNA TLX: 33646 CON: CON: COX: 35,37 CADEZ ANDREJ DR CALOI VITTORIA DR CAMFBELL BRUCE DR CANDY MICHAEL P MR DEPT OF PHYSICS CNR DOMINION ASTROPBYS OBS PERTH OBSERVATORY UNIVERSITY OF LJUBLJANA ASTROFISICA SFAZIALE 5071 R SAANICH ROAD RALNUT ROAD JADRANSKA 19 C P 67 VICTORIA BC V8X 4N6 BICKLEY 6076 WEST AUSTR 61000 LJUBLJANA 1-00044 FRASCATI CANADA AUSTRALIA YUGOSLAVIA ITALY TEL: 604-388-3753 TEL: TEL: 265-061 TEL: 39-6-942-5654 TLX: TLX: TLX: TLX: 610261 CNR FRA CON: 09,29,30,51 CON: 06,070,15,20 CON: COM: 35 CADEZ VLADIMIR CALVAII MASSIMO DR CANPBELL DONALD B CANE HILARY VIVIEN INSTITUTE OF PHYSICS ISTITUTO DI ASTRONONIA ARECIBO OBSERVATORY NASA/GSFC P.O. BOX 57 VIC. DELL'OSSERVATORIO 5 BOX 995 CODE 661 YU-11001 BEOGRAD 1-35122 PADOVA ARECIBO PR 00613 GREERBELT ND 20771 YUGOSLAVIA ITALY U.S.A. U.S.A. TEL: 011-212-219 TEL: 049-661499 TEL: 809-878-2612 TEL: 301-344-7794 TLX: 11002 INFIZ YU TLX: 430176 UNPADU I TLX: 385638 TLX: CON: 10,12 CON: 47 CON: 16 COX: 10,33

CAHN JULIUS E FROF CALVBT NURIA SR CANPBELL JAMES R GARFIELD RICHARD C DR UNIVERSITY OF ILLINOIS C I D A ROYAL OBSERVATORY 26(0 ROODLARR DRIVE DEPARTMENT OF ASTRONOMY AFARTADO POSTAL 264 BLACKFORD HILL HONOLULU HI 96822 1011 REST SPRINFIELD AVE NERIDA 5101-A EDIRBURGH EH9 3HJ U.S.A. URBANA IL 61801 VENEZUELA U.K. TEL: U.S.A. TEL: 58-74-639930 TEL: TLX: TEL: 217-333-3090 TLX: 74174 CIDA VC TLX: CON: TLX: CON: COM: CON:

CANIZARES CLAUDE R PROF CAPITAINB NICOLE CARBON DUANE F DR CARNEY BRUCE WILLIAM MIT OBSERVATOIRE DE PARIS LICK OBSERVATORY DEPT OF PEYS & ASTRONONY RN 31-501 61 AVE DE L'OBSERVATOIRE UCSC PHILLIPS HALL 039A CAMBRIDGE MA 02139 F-75014 PARIS SANTA CRUZ CA 95064 UNIV OF NORTH CAROLINA U.S.A. FRANCE U.S.A. CHAPEL HILL NC 27514 TEL: 617-253-7500 TEL: 1-43-20-12-10 TEL: 408-429-2149 U.S.A. TLX: 921473 MITCAM TLX: 270776 TLX: TEL: 919-962-3023 COM: COM: 04,19 COM: 14,36 TLX: COM: 25,29,30,37 CANNON RUSSELL 0 DR CAPLAI JAKES CARDOIA OCTAVIO DR CAROFF LAURENCE J ROYAL OBSERVATORY OBSERVATOIRE DE NARSEILLE INST NAC DE ASTROFISICA SPACE SCIENCE DIVISION BLACKFORD HILL 2 PLACE LE VERRIER OPTICA Y ELECTRONICA NASA ANES RESEARCH CTR EDINBURGH EH9 3HJ F-13248 MARSEILLE CEDEX 4 APDO POSTAL 216 MS 245-6 U.K. FRANCE 72000 PUEBLA, PUE. MOFFETT FIELD CA 94035 TEL: 31-667-3321 TEL: 91-95-90-88 MEXICO U.S.A. TLX: 72283 ROBDIN G TLX: TEL: 22-470500 TEL: 415-694-5523 COM: 28,37 COM: TLX: TLX: COM: COM: CAIIOI NAYIE H DR CAFPA DE NICOLAU CRISTIRA CARDUS ALMEDA J O NR CAROUBALOS C A PROF DEPTS/PHYS/EARTH i ATM SC INSTITUTO ARGENTINO DE OBSERVATORIO DEL EBRO LAB ELECTRONIC PHYSICS YORK UNIVERSITY RADIOASTRONONIA ROQUETBS iTARRAGONAI UNIVERSITY OF ATHENS 4700 KEELE STREET CASILLA DE CORREO No. 5 SPAIN KTHRIA TYPA-ILISSIA DOWSVIEK OHT M3J1P3 1894 VILLA ELISA tBs.As.l TEL: 977-500511 ATHENS 144 CANADA ARGENTINA TLX: GREECE TEL; 416-667-6410 TEL: COM: TEL: 7244096/11119 TLX: 06524736 TLX: TLX: 215530 OBSA GR COM: 19 COM: 34 COM: 40 CAITO JORSE DR CAPRIOLI GIUSEPPE PROF CARESTIA REINALDO A DR CARPENTER LLOYD DR INSTITUTO DE ASTRONONIA OSSERVATORIO ASTRONOMICO OBS ASTRONOMICO F AGUILAR EG/G NASH ANALYT SERV CTR UNAM DI RONA AV BENAVIDEZ 8175 OESTE 5000 PHLADBLPHIA NAY APDO POSTAL 70-264 VIA TRIONFALE 204 RIVADAVIA LANHAN HD 20706 04510 MEXICO DF 1-00136 RONA 5400 SAN JUAN U.S.A. MEXICO ITALY ARGENTINA TEL: TEL: 5185305 TEL: TEL: 0054-064-231615 TLX: TLX: 1760155 CIC ME TLX: TLX: COM: COM: 34 COM: 31 COM: 08 CAITV ALBERTO M DR CAPRIOTTI EUGENE R DR CARLBERG RAYMOND GARY DR CARQUILLAT JEAN-MICHEL 1ST CIBERNETICA/BIOFISICA DEPT OF ASTRONOMY PHYSICS DEPARTMENT OBSERVATOIRE PIC-DU-MIDI CSR OHIO STATE UNIVERSITY YORK UNIVERSITY ET TOULOUSE 1-16032 CAMOGLI IGEI 5058 ALPHEUS SMITH LAB TORONTO ONT M3J IP3 14 AVENUE EDOUARD BELIN ITALY COLUMBUS OH 43210 CANADA F-31400 TOULOUSE TEL: 0185-770646 U.S.A. TEL: 416-667-3851 FRANCE TLX: TEL: 614-422-1773 TLX: TEL: 61-25-21-01 COM: TLX: COM: TLX: COM: 34 COM: 30 CAO CHAIGXII CAPUTO FILIPPINA DR CARLETON NATHANIEL P DR CARR BERNARD JOHN HAN JUG ASTRONOMICAL CNR ASTROFISICA SPAZIALE SMITHSONIAN ASTROPHYSICAL SCHOOL OF NATHEM. SCI. INSTRUMENT FACTORY C P 67 OBSERVATORY QUEEN MARY COLLEGE NANJING 1-00044 FRASCATI, ROMA 60 GARDEN ST MILE END ROAD CHINA, PEOPLE'S REP. ITALY CAMBRIDGE MA 02138 LONDON El 4NS TEL: 46191 TEL: 06-942-5651 U.S.A. U.K. TLX: 34136 GLYNJ CN TLX: 610261 CNR FRA TEL: 617-495-7405 TEL: 01-980-4811 COM: 09 COM: 35 TLX: 921428 SATELLITE CAM TLX: COM: COM: CAPACCIOLI MASSIMO DR CAPUZZO DOLCETTA ROBERTO CARLQVIST PER A DR CARR THOMAS D PROF OSSERVATORIO ASTRONORICO ISTITMO ASTRONOMICO DEPT OF PLASMA PHYSICS DEPT OF ASTRONONY UNIVERSITY OF PADOVA UNIVERSITA LA SAPIENZA ROYAL INST OF TECHNOLOGY UNIVERSITY OF FLORIDA VIC. DELL'OSSERVATORIO 5 VIA G.N. LANCISI 29 S-100 44 STOCKHOLM 70 GAINESVILLE FL 32611 1-35122 PADOVA 1-00161 ROMA SVEDEN U.S.A. ITALY ITALY TEL: 46-8-787-7697 TEL: 904-392-2066 TEL: 049-66-14-99 TEL: 06-867525 TLX: TLX: TLX: 430176 UNDAPU I TLX: CON: 10 COM: 40,51 CON: 28 COM: 34,37 CAP!! CHARLES F CARANICOLAS NICHOLAS DR. CARLSON JOHN B CARRANZA G J DR SOUS LACUS OBSERVATORY DEPT OF ASTRONOMY ASTRONOMY PROGRAM LAPRIDA 880 RT.2, BOX 262 E UNIVERSITY THESSALONHI UNIVERSITY OF MARYLAND 5000 CORDOBA CUBA MO 65453 GR-54006 THESSALONHI COLLEGE PARK MD 20742 ARGENTINA U.S.A. GREECE U.S.A. TEL: TEL: TEL: 031-991357/59 TEL: 301-454-4460 TLX: TLX: TLX: TLX: CON: 28 CON: COM: 07 COM: 41,51

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 490 LIST OF MEMBERS CiRRASCO GUILLRRNO DR CARUSI ANDREA CASTELLANI VITTORIO PROF CATALANO SANTO DR CBS ASTRONONICO NACIONAL 1ST ASTROFISICA SPAZIALE ISTITUTO ASTRONOMICO ISTITUTO DI ASTRONONIA UNIVERSIDAD DE CHILE REP PLANETOLOGIA UNIVERSITA DI RONA CITTA UNIVERSITARIA CASILLA 36-D VIALE DELL'UNIVERSITA' 11 VIA LANCISI 29 1-95125 CATANIA SANTIAGO ' 1-00185 ROMA 1-00161 ROMA ITALY CHILE ITALY ITALY TEL: 095-330533 TEL: 229-40-02 TEL: 39-6-4956951 TEL: 6-86-7525 TLX: 970359 ASTRCT I TLX: TLX: 610261 CNRFRA TLX: CON: 16,29,42 COM: 08 COM: 20,22 COM: 35 CiRRASCO LOIS DR CARVER JOHN H PROF CASTELLI FIORELLA DR CATCHPOLE ROBIN NICHAEL INSTITUTO DE ASTRONONIA RESEARCH SCHOOL OF OSSERVATORIO ASTRONON1CO S A A O UNAM PHYSICAL SCIENCES VIA TIEPOLO 11 P O BOX 9 APDO POSTAL 70-264 AUSTRALIAN NAT UNIVERSITY 1-34131 TRIESTE OBSERVATORY 7935 04510 HEXICO DP CANBERRA ACT 2601 ITALY SOUTH AFRICA NEXICO AUSTRALIA TEL: 40-793921 TEL: 470025 TEL: 905-548-5305 TEL: 062-492476 TLX: 461137 OAT I TLX: 5720309 TLX: TLX: 62615 RPHYS COM: 29 CON: 27,29 COM: 28.33 COM: 14,44 CARROLL P KEVIN PROF CASANOVAS JUAN DR CASTELLI JOHN P CATO B TORGNY DR PHYSICS DEPT VATICAN OBSERVATORY AFGL-PHP NORDISK TELESATELLITSTAT UNIVERSITY COLLEGE 1-00120 VATICAN CITY HANSCOM AFB BOX 107 BELFIELD VATICAN CITY STATE BEDFORD MA 01731 S-457 00 TANUNSHEDE DUBLIN 4 TEL: 698-3411/5266 U.S.A. SWEDEN IRELAND TLX: 2020 VATOBS VA TEL: TEL: 46-525-291-55 TEL: COM: TLX: TLX: 20164 NORDSAT S TLX: COM: CON: CON: 14,44 CARRUTHBRS GEORGE R DR CASE IEBSTER C JR CASTOR JOHN I DR CATURA RICHARD C DR SPACE SCIENCE DIVISION LASP LAURENCE LIVERNORE LOCKHEED RESEARCH LAB US NAVAL RESEARCH LAB UNIVERSITY OF COLORADO NATIONAL LAB L-23 DEPT 91-20 BLDG 255 CODE 7123 BOX 392 PO BOX 808 3251 HANOVER ST KASBINGTOH DC 20375 BOULDER CO 80309 LIVERNORE CA 94550 PALO ALTO CA 94304 U.S.A. U.S.A. U.S.A. U.S.A. TEL: 202-767-2764 TEL: 303-492-8208 TEL: 415-422-4664 TEL: 415-858-4066 TLX: TLX: TLX: 910-3868339 LLNL TLX: 346409 LNSC SUVL CON: 34 COM: 48 CON: 35,36 COM: 44,48 CARSON T R DR CAS INI CATERINA DR CASNELL JANES L DR CAUGHLAN GEORGEANNE R UNIVERSITY OBSERVATORY VIA P. NERI 2 CSIRO PHYSICS DEPT BUCHANAN GARDENS 1-20146 MILANO DIVISION OF RADIOPHYSICS MONTANA STATE UNIVERSITY ST ANDREWS, FIFE RYU 9SS ITALY P.O.BOX 76 BOZEMAN MT 59717 U.K. TEL: EPPING NSV 2121 U.S.A. TEL: TLX: AUSTRALIA TEL: 406-994-6170 TLX: COM: 28 TEL: 02-868-0222 TLX: CON: 35,36 TLX: 26230 ASTRO AA CON: 35,48 CON: 33,34,40 CARSNELL ROBERT F DR CASSATELLA ANGELO DR CATALA MARIA ASUNCION DR CAVALIERE ALFONSO G PROF INSTITUTE OF ASTRONOMY LAB ASTROFISICA SPAZIALE DPTO FIS TIERRA i COSNOS ASTROFISICA, DIP FISICA NADINGLEY ROAD C P 67 UNIVERSIDAD DE BARCELONA II UNIVERSITA DI RONA CAMBRIDGE CB3 OHA 1-00044 FRASCATI, ROMA 08028 BARCELONA VIA O. RAINONDO U.K. ITALY SPAIN 1-00173 RONA TEL: 223-62204 TEL: TEL: 330-73-11/244 ITALY TLX: W297 ASTRON G TLX: TLX: TEL: CON: 28 COM: 29 CON: 46 TLX: COM: 47,48 'CARTER DAVID DR CASSE MICHEL DR CATALAN MANUEL DR CAVALLINI FABIO MT STROMLO OBSERVATORY SECTION D'ASTROPHYSIQUE IMSTITUTO Y OBSERVATORIO OSSERVATORIO ASTROFISICO PRIVATE BAG CEN SACLAY DE NARINA DI ARCETRI WODEN P.O. ACT 2606 BP NO 2 SAN FERNANDO [CADIZ] LARGO E. FERNI 5 AUSTRALIA F-91190 GIF-S-YVETTE SPAIN 1-50125 FIRENZE TEL: 062-88-1111 FRANCE TEL: 883548 ITALY TLX: 62270 AA TEL: TLX: 76108 TEL: 055-220034 CON: 28 TLX: CON: 04,19 TLX: 572268 COM: 48 COM: 12 CUTER IILLIAN EUGENE CASSINELLI JOSEPH P DR CATALANO FRANCESCO A DR CAYREL DE STROBEL GIUSA NATL GEODETIC SURVEY ASTRONOMY DEPT ISTITUTO DI ASTRONONIA OBSERVATOIRE DE PARIS N/CG114 UNIVERSITY OF NISCONSIN CITTA UNIVERSITARIA SECTION DE NBUDON ADV. TECHNOL. SECT., GRDL 475 N. CHARTER ST. 1-95125 CATANIA F-92195 NEUDON PL CEDEX ROCRVILLE ND 20852 NADISON HI 53706 ITALY FRANCE U.S.A. U.S.A. TEL: 095-330533 TEL: 1-45-34-75-70 TEL: 301-443-8423 TEL: 608-262-1752 TLX: 970359 ASTRCT I TLX: TLX: TLX: 265452 UOFNISC NDS CON: CON: 29P.36 CON: 19C31 CON: 36C

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 491 CmiL ROGER DR CERRUTI-SOLA KOIICA CHA GI UNG CHAN KMN6 LAN OBSERVATOIRE DE PARIS OSSERVATORIO ASTROFISICO PYONGYANG ASTRON OBS APPLIED RESEARCH CORP. SI AVE DE L'OBSERVATOIRE DI ARCETRI ACADEHY OF SCIENCES DPRK 8201 CORPORATE DRIVE F-75014 PARIS LARGO E. FERMI 5 TAESONG DISTRICT LANDOVER HD 20785 FRANCE 1-50125 FIRENZE PYONGYANG U.S.A. TEL: 1-43-20-12-10 ITALY XOREA DPR TEL: 301-459-8442 TLX: 270776 TEL: 055-220034 TEL: TLX: COH: 29,36,50 TLX: 572268 ARCETR I TLX: COB: 12,35,36,40 COB: 34 COH: 31 CAZBHAVE AMY DR CERSOSIHO JUAN CARLOS DR CHAFFEE FREDERIC H DR CHANDRA SUBHASH CKES-GRGS INSTITUTO ARGENTINO DE HULTIPLE HIRROR TELES OBS HIS PHILIPS LABS 18 AVENUE BDOUARD BELIN RADIOASTRONOBIA UNIVERSITY OF ARIZONA 345 SCARBOROUGH RD F-31400 TOULOUSE CASILLA DE CORREO No. 5 TUCSON AZ 85721 BRIAR CLIFF NY 10510 FRAHCE 1894 VILLA ELISA IBs.As.I U.S.A. U.S.A. TEL: 61-27-40-11 ARGENTINA TEL: TEL: TLX: 531081 TEL: TLX: TLX: COB: TLX: COB: COH: COH: 34 CAZZOLA P DR CESARSKY CATHERINE J DR CHAISSON ERIC J PROF CHANDRASEXHAR S PROF OSSERVATORIO ASTRONOHICO INST RECHERCHE FONDAKENT. DEPT OF ASTRONOBY LAB ASTRON k SPACE RES VICOLO DELL'OSSERVATORIO CEN SACLAY HAVERFORD COLLEGE 933 E 56TH STRET 1-35100 PADOVA DPHG/SAP-BAT 28 HAVERFORD PA 19041 CHICAGO IL 60637 ITALY F-91191 GIF/YVETTE CEDEX U.S.A. U.S.A. TEL: FRANCE TEL: 215-896-1146 TEL: 312-962-7860 TLX: TEL: 1-69-08-39-12 TLX: TLX: COB: TLX: 690860 COB: 51 COK: 35,48 COH: 34,48P CEPOLA PAUL J DR CESARSEY DIEGO A DR CHAKARAUX PIERRE DR CHANHUGAK GANESAR PROF MAIL STATION 64 INSTITUT D'ASTROPHYSIQUE OBSERVATOIRE DE PARIS PHYS i ASTRONOHY DEPT C S DRAPER LAB 98 BIS BD ARAGO SECTION DE NEUDON LOUISIANA STATE UNIV 555 TECHNOLOGY SO F-75014 PARIS F-92195 KEUDON BATON ROUGE LA 70803-4001 CABBRIDGE HA 02139 FRANCE FRANCE U.S.A. U.S.A. TEL: 1-43-20-14-25 TEL: 1-45-34-75-30 TEL: 504-388-6894 TEL: 617-258-1787 TLX: TLX: 270912 TLX: TLX: COH: 34 COK: 28 COH: 42 COK: 07 CBLIS LEOPOLDO DR CESCO CARLOS DR CHAKBE GILBERT CHAPMAN CLARK R DR PONTIF. UNIV. CATOLICA OBS ASTRQJOKICO F AGUILAR OBSERVATOIRE DE PARIS PLANETARY SCI INSTITUTE DEPTO DE ASTRONOHIA BENAVIDEZ 8175 OESTE SECTION DE KEUDON 2030 E SPEEDWAY CASILLA 6014 5407 KARQUBSADO IS.J.I DASOP SUITE 201 SANTIAGO ARGENTINA F-92195 KEUDON PL CEDEX TUCSON AZ 85719 CHILE TEL: FRANCE U.S.A. TEL: TLX: TEL: 1-45-34-75-30 TEL: 602-881-0332 TLX: COH: 06, TLX: TLX: COB: 25,45 COH: 10,12 COH: 15C16 CBLIIIIER LUD1II DR CSSTER BXVIO PROF CHAHBERLAIN JOSEPH H DR CHAPBAN GAS! A DR OBSERVATOIRE DE PARIS OSSERVATORIO ASTRONOHICO ADLER PLANETARIUB SAN FERNANDO OBSERVATORY SECTION DE BEUDON VIA TIEPOLO 11 1300 S. LAKE SHORE DR DBPT PHYSICS i ASTRONOHY F-92195 KEUDON PL CEDEX 1-34131 TRIESTE CHICAGO IL 60605 CALIFORNIA STATE UNIV. FRANCE ITALY U.S.A. NORTHRIDGE CA 91330 TEL: 1-45-34-75-70 TEL: 40-793921/221 TEL: 312-322-0325 U.S.A. TLX: TLX: 461137 OAT I TLX: TEL: 818-885-2775 COB: COH: 26,42,45 COB: 08,31,46 TLX: COB: 10,12 CEPLECHA ZDEIEK DR CEVOLANI GIORDANO CHAHBERLAIN JOSEPH 1 PROF CHAPBAN ROBERT D DR ASTRONONICAL INSTITUTE FISBAT-CNR SPACE PHYS 4 ASTRON DEPT CODE PD3U CZECH. ACAD. OF SCIENCES VIA DE' CASTAGNOLI 1 RICE UNIVERSITY LYNDON JOHNSON SPACE CTR OBSERVATORY 1-40126 BOLOGNA HOUSTON TX 77001 HOUSTON TX 77058 251 65 ONDREJOV ITALY U.S.A. U.S.A. CZECHOSLOVAKIA TEL: 519593/94 TEL: 713-527-8101 TEL: TEL: 724525 TLX: 511350 TLX: 556457 TLX: TLX: 121579 CON: 22 COB: 16,21,49 CON: 15,42,44 COD: 15,22 CEPPATBLLI 6DID0 DR CHI DU JIN CHAKBLISS CARLSON R DR CHAPROIT JEAN DR OSSERVATORIO ASTROFISICO PYONGYANG ASTRON OBS DEPT OF PHYS SCIENCES BUREAU DES LONGITUDES DI AICETRI ACADEHY OF SCIENCES DPRX KUTZTONN UNIVERSITY 77 AVE DENFERT-ROCHEREAU LARGO E. FERMI 5 TAESONG DISTRICT KUTZTONN PA 19530 F-75014 PARIS 1-50125 FIRENZE PYONGYANG U.S.A. FRANCE ITALY KOREA DPR TEL: 215-683-4439 TEL: 1-43-20-12-10 TEL: 055-22-00-34 TEL: TLX: TLX: TLX: 572268 TLX: COK: 42 COK: 04C07C COH: 12 COH: 08

CHARLES PHILIP ALLAN CHEN CHUAN-LE CHEN ZHEN CHERNEGA I A A DR DEPT OF ASTROPHYSICS BEIJING ASTRONONICAL OBS PURPLE NOUNTAIN OBSERVATORY OF THE UNIVERSITY OF OXFORD ACADENIA SINICA OBSERVATORY KIEV UNIVERSITY SOUTH PARRS ROAD BEIJING NANJING OBSERVATORNAYA 3 OXFORD OX1 3RQ CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. 252053 KIEV U.J. TEL: 281698 BEIJING TEL: 46700 U.S.S.R. TEL: 0865-511336x506 TLX: 22040 BAOAS CN TLX: 34144 PNONJ CN TEL: 26 23-91 TLX: 83295 NDCLOX CON: CON: 07,26,33 TLX: CON: 44 CON: 08 CHAXVIN PIERRE PR ' CHEN DAO-HAN CHEN ZHENCHBHO CHERNYII I S DR OBSERVATOIRE DE PARIS PURPLE NOUNTAIN BEIJING ASTRONONICAL CRINEAN ASTROPHYSICAL 61 AVE DE L'OBSERVATOIRE OBSERVATORY ACADENIA SINICA OBSERVATORY F-75014 PARIS NANJING BEIJING NAUCHNY FRANCE CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. 334413 CRINEA TEL: 1-43-20-12-10 TEL: 310.96 TEL: 281698 U.S.S.R. TLX: OBS PARIS 270 776 TLX: 34144 PNONJ CN TLX: 9053 TEL: CON: 09 CON: 15.16C CON: 10,28 TLX: CON: 20 CHAU KAI Y PROF CHEN HONGSHENG CHEN ZUN-GUI CHERTOPRUD V E DR PHYSICS DEPT BEIJING ASTRONONICAL OBS BEIJING PLANETARIUN HYDRONETEOROLOGICAL CTR QUEEN'S UNIVERSITY ACADENIA SINICA BEIJING OF THE USSR KINGSTON ONT R7L 3N6 BEIJING CHINA, PEOPLE'S REP. 123376 MOSCOW - CANADA CHINA, PEOPLE'S REP. TEL: U.S.S.R. TEL: 613-547-3526 TEL: TLX: TEL: TLX: TLX: 9053 CON: 41 TLX: CON: CON: 40 CON: 10

CHAVARRIA-R. CARLOS CHEN JIAN-SHENG CHENG CHONG-CHIEH DR CHEVALIER CLAUDE DR INSTITUTO DE ASTRONONIA BEIJING ASTRONONICAL OBS NAVAL RESEARCH LABORATORY OBS DE HAUTE-PROVENCE UNAN ACADENIA SINICA CODE 4175CC F-04870 ST-NICHEL-L'OBS. APARTADO POSTAL 70-264 PEEING WASHINGTON DC 20375 FRANCE 04510 MEXICO DF CHINA, PEOPLE'S REP. U.S.A. TEL: 92-76-63-68 NEXICO TEL: TEL: 202-767-2350 TLX: 410690 TEL: TLX: 22040 BAOAS CN TLX: CON: 35 TLX: CON: 28 CON: 10,12 CON: 37 CHAVIRA ENRIQUE SR CHEN EIAN-YU PROF CHENG FU-HOA CHEVALIER ROGER A DR INAOE DEPT PHYSICS i ASTRONONY CENTER FOR ASTROPHYSICS DEPT OF ASTRONONY AP POSTALES 216 j 51 UNIVERSITY OF FLORIDA UNIV SCIENCE i TECHNOLOGY UNIVERSITY OF VIRGINIA 72000 PUEBLA, PUE. GAINESVILLE FL 32611 HEFEI, ANBUI PO BOX 3818 NEXICO U.S.A. CHINA, PEOPLE'S REP. CHARLOTTESVILLE VA 22903 TEL: 47-05-00 TEL: 904-392-2055 TEL: 63300-526 HEFEI U.S.A. TLX: TLX: TLX: 90028 USTC CN TEL: 804-924-4889 COM: 27 CON: 42 CON: 47 TLX: CON: 34 CHE-BOHNENSTENGEL ANNE CHEN PEISHBNG CHENG FU-ZHEN CHIAN ABRAHAI CHIAN-LONG SUBLZBRACRRIHG 39A YUNNAN OBSERVATORY CENTER FOR ASTROPHYSICS INST PESQUISAS ESPACIAIS D-2050 BANBURG 80 P.O. BOX 110 UNIV SCIENCE 5 TECHNOLOGY CAIXA POSTAL 515 GERNANY, F.R. RUNNING, YUNNAN PROVINCE HEFEI, ANHUI PROVINCE 12200 S. JOSE DOS CANPOS TEL: 040-7238550 CHINA. PEOPLE'S REP. CHINA, PEOPLE'S REP. BRAZIL TLX: TEL: 72946 TEL: 63300 HEFEU527 TEL: 0123-22-9977 CON: TLX: TLX: 90028 USTC CN TLX: 011-33530 CON: 36 CON: 47 CON:

CHELLI ALAIN CHEN XIAO-ZHOIG CHERBDNICHBNXO V I DR CHIRADA YOSBIHIRO DR OBSERVATOIRE DE LYON BEIJING PLANETARIUN KIEV POLYTECHNICAL INST NOBEYANA RADIO OBS F-69230 ST-GBNIS-LAVAL BEIJING 252056 KIEV TOKYO ASTRONONICAL OBS FRANCE CHINA, PEOPLE'S REP. U.S.S.R. NOBEYANA TEL: 78-56-07-05 TEL: TEL: NAGANO PREF 384-13 TLX: TLX: TLX: JAPAN CON: 09 COM: CON: 15 TEL: 267-98-2831 TLX: 3329005 TAONRO COM: 40

CHINCARINI 5DID0 L DR CHIO LIANG-TAI GEORGE CHOI KYU-HONG CHRISTIANSEN NILBUR PROF OSSERVATORIO ASTRONOHICO T J MATSOM RESEARCH CTR DEPT ASTROH i METEOROLOGY KOUNT STRONLO OBSERVATORY VIA E BIANCHI 46 BOX 218 YOHSEI UNIVERSITY PRIVATE BAG 1-22055 HERATE YORRTOHN HEIGHTS NY 10598 134 SHINCHON, SUDAEMUH IODEN P.O. ACT 2606 ITALY U.S.A. SEOUL 120 AUSTRALIA TEL: 0039-39-596412 TEL: 914-945-2436 KOREA, REPUBLIC TEL: 062-881111 TLX: TLX: TEL: 02-392-0131 TLX: 62270 COM; 28,47 COK: 24 TLX: CON: 40 COK; 07,42 CBIII ROLF CHIUDERI CLAUDIO PROF CHOI ION CHOL CHRISTOPHE-GLAUNE J DR KPI FUER RADIOASTRONONIE OSSERVATORIO ASTROFISICO PYONGYANG ASTRON OBS SERVICE D'AERONOKIE AUF DEN HUEGEL 69 DI ARCETRI ACADEKY OF SCIENCES DPRK BP HO 3 D-5300 BONN LARGO E. FERMI 5 TEASONG DISTRICT F-91370 VERRIERES-LE-B. GERMANY, F.R, 1-50125 FIRENZE PYONGYANG FRANCE TEL: ITALY KOREA DPR TEL: 1-69-20-10-60 TLX: 886440 TEL: TEL: 5-3134, 5-3239 TLX: COM: 34,40 TLX: TLX: COM: COM: COM: CBIO CHOL ZOIC CHIUDERI-DRAGO FRAICA PR CHOLLET FERNAND DR CHRISTY JAMES NALTER DR PYONGYANG ASTRON OBS OSSERVATORIO ASTROFISICO OBSERVATOIRE DE PARIS EXPLORATORY DEVLPT STAFF ACADEMY OF SCIENCES DFRR DI ARCBTRI 61 AVE DE L'OBSERVATOIRE US NAVAL OBSERVATORY TAESONG DISTRICT LARGO E. FERMI 5 F-75014 PARIS WASHINGTON DC 20390 PYONGYANG 1-50125 FIREMZE FRANCE U.S.A. KOREA DPR ITALY TEL: 1-43-20-12-10 TEL: TEL: TEL: TLX: 270776 OBS PARIS TLX: TLX: TLX: COK: 04,08 COK: 09,24,45 COM: 20 COM: 10 CHIOSI CESARE S DR CBIUMIENTO GIUSEPPE CHOPINET MARGUERITE DR CHRISTY ROBERT F DR ISTITOTO DI ASTROHOMIA OSS ASTROHOKICO DI TORINO 57, RUE THIERS CALTECH UHIVBRSITA DI PADOVA STRADA OSSERVATORIO 20 F-92100 BOULOGNE PASADENA CA 91125 1-35100 PADOVA 1-10025 PIMO TORIHESE FRANCE U.S.A. ITALY ITALY TEL: 1-47-61-11-44 TEL: 213-795-6811 TEL: 49-66-1499 TEL: 011-841067 TLX: TLX: TLX: 430176 UNDAPU I TLX: 213236 TOASTR I COK: 34 COM: 27,35 COM: 35C COM: 08,19

CHISTYAKOY VLADIMIR E DR CBKHIKVADZB IAROB I CHOU KYOIG CHOL PROF CHU YAOOUAN USSURIISK SOLAR STATION ABASTUMAHI ASTROPHYSICAL KYUNG HEE UNIVERSITY CENTER FOR ASTROPHYSICS PRIMORSH KRAY OBSERVATORY DEPT ASTRONOMY i SPACE UNIV SCIENCE 4 TECHNOLOGY 692533 GORNOTAEZHNOE 383762 ABASTUMAHI,GEORGIA SCIENCE HEFEI, ANHUI U.S.S.R. U.S.S.R. SEOUL 131 CHINA. PEOPLE'S REP. TEL: 91121 USSURIISK TEL: 2-78 KOREA, REPUBLIC TEL: TLX: 213954 SOLKZE TLX: 327409 TEL: 966-0061/5 TLX: 90028 USTC CH COM: 12 COM: 35 TLX: COK: 28,47 COK: 51 CEITRE DATTAIOMAR N DR CHLISTOVSIY FRAICA DR CHRISTENSEN-DALSGAARD J CHU YOU-HUA COMPUTER SCIENCES CORP. OSSERVATORIO ASTROIOMICO INSTITUTE OF ASTRONOMY UHIVERSITY OF ILLINOIS 8728 COLESVILLE RD DI BRERA UNIVERSITY OF AARHUS ASTRONOKY DEPT SILVER SPRIIG MD 20910 VIA BRERA 28 DK-8000 AARHUS C 1011 N. SPRINGFIELD AVE. U.S.A. 1-20121 MILAIO DENNARK URBAHA IL 61801 TEL: ITALY TEL: 06-12-88-99 U.S.A. TLX: TEL: TLX: 64767 AAUSCI DK TEL: 217-333-5535 COM: 47 TLX: COM: 12C27.35 TLX: CON: 08 COK: CBITRE SBASHIIUMAR X DI CHNISLEMI YVES DR CHRISTIAN CAROL AH CHUIB TALBOT A DR TATA INSTITUTE OF OBSERVATOIRE DE GENEVE CANADA-FRANCE-HAIAII 5023 H. 38TH STREET FUNDAMENTAL RESEARCH CHEMIN DES MAILLETTES 51 TELESCOPE CORPORATION ARLINGTON VA 22207 BOMI BBABHA RD CH-1290 SAUVERIY BOX 1597 U.S.A. BOMBAY 400 005 SWITZERLAND KAMUELA HI 96743 TBL: INDIA TEL: 22-55 26 11 U.S.A. TLX: TEL: 219111 TLX: 2 77 20 OBSG CH TEL: 808-885-7944 COK: 44,48 TLX: 011-3009 TIFR II. COM: TLX: 633147 CFHT COM: 35,48 CON: 37 C1IU HOIG-YEE DI CHOCHOL DRAHOMIR CHRISTIANSBI NAYIS A CHUGAJNOV p F DR MUDD BLDG RK 828 ASTRONOMICAL INSTITUTE DEPT PHYSICS 4 ASTRONONY CRIMEAN ASTROPHYSICAL OBS COLUMBIA UIIVERSITY CZECH. ACAD. OF SCIENCES UNIVERSITY OF N. CAROLINA USSR ACADEMY OF SCIENCES IEI YORK NY 10027 059 60 TATRANSU LOMNICA CHAPEL HILL NC 27514 NAUCHNIIY U.S.A. CZECHOSLOVAKIA U.S.A. 334413 CRIMEA TEl: TEL: 969-967866 TEL: 919-962-3011 U.S.S.R. TLX: TLI: 78277 TLX: TEL: COM: 35 COM: 42,44 CON: 40 TLX: COM: 25.27

CHOI KUJ-SM OR CILLIE 5 G PROP CLARK GEORGE 1 PROF CLAVEL JEAN DEPT ASTR i METEOROLOGY 4 KINSERIE STREET KIT HE OBSERVATORY COLLEGE OF SCIENCE STELLEXBQSCfi 7600 ROOK 37-611 ESA YONSEI UNIVERSITY SOUTH AFRICA CAKBRIDGE MA 02139 APARTADO 54065 SEOUL TEL: 02231-3515 U.S.A. 28080 MADRID KOREA, REPUBLIC TLX: TEL: 617-253-5842 SPAIN TEL: 2-392-0131 COM: 42 TLX: TEL: 34-1-401-9661 TLX; COM: 44C48C TLX: 42444 VILSE COM: 37 COM: 28 CHOPF EDWARD L DR CIMINO MASSIMO A PROF CLARK THOMAS A OR CLAYTON DONALD 0 PROF PHYSICS DEPT VIA A. CADLOLO 19 NASA/GSFC DEPT SPACE PHYS i ASTRON UNIV OF NEW HAMPSHIRE 1-00136 ROMA CODE 974 RICE UNIVERSITY DEMERITT HALL ITALY GREENBELT MD 20771 HOUSTON TX 77001 DURHAM NH 03824 TEL: 06-34-92-598 U.S.A. U.S.A. U.S.A. TLX: TEL: 301-344-5957 TEL: 713-527-8101 TEL: 603-862-2750 COM: 10,41 TLX: TLX: TLX: 950030 COM: 51 COK: COK: 10,48 CHURCHIELL EDWARD B DR CIURLA TADEDSZ CLARK THOMAS ALAN DR CLEGG PETER E DR WASHBURN OBSERVATORY ASTRONOMICAL INSTITUTE UNIVERSITY OF CALGARY QUEEN NARY COLLEGE UNIVERSITY OF WISCONSIN WROCLAW UNIVERSITY PHYSICS DEPARTMENT KILE END ROAD 475 N. CHARTER ST UL. ROPERNIKA 11 2500 UNIVERSITY DRIVE NB LONDON El 4NS KADISON ill 53706 51-622 WROCLAW CALGARY ATL T2N 1S4 U.K. U.S.A. POLAND CANADA TEL: 01-980-4811 TEL: 608-262-7857 TEL: TEL: 403-284-5392 TLX: 893-750 GKCUOL TLX: 265452 UOFWISC KDS TLX: TLX: COK: COK: 33,34 COM: 33 COK: 12,44 CHURNS JOSEPH CLARIA JVAX DR CLARKE DAVID DR CLEGG ROBIN E S DR S A A O OBSERVATORIO ASTRONONICO THE UNIVERSITY UNIVERSITY COLLEGE LONDON P O BOX 9 LAPRIDA 854 DEPARTMENT OF ASTRONOMY DEPT PHYSICS S ASTRONOMY OBSERVATORY 7935 5000 CORDOBA GLASGOW G12 8QO. GOWER STREET . SOUTH AFRICA ARGENTINA U.K. LONDON WC1E 6BT TEL: 021-47-0025 TEL: 26876 OR 40613 TEL: 41-339-8855 U.K. TLX: TLX: 51822 BUCOR TLX: 778421 TEL: 01-387-7050x382 COK: 20,24 COM: 37.45C COK: 09,46 TLX: 28722 UCPHYS G CON: 34 CHUVAEV K K DR CLARK ALFRED JR PROF CLARKE JOHN T CLEMENT MAURICE J PROF CRIMEAN ASTROPHYSICAL OBS UNIVERSITY OF ROCHESTER NASA/GSFC UNIVERSITY OF TORONTO USSR ACADEKY OF SCIENCES DEPT OF MECHANICAL HUBBLE SPACE TELESCOPE DEPARTMENT OF ASTRONOMY NAUCHNY ROCHESTER NY 14627 CODE 681 TORONTO ONT K5S 1A7 334413 CRIHEA U.S.A. GREENBELT KD 20771 CANADA U.S.S.R. TEL: U.S.A. TEL: 416-978-4833 TEL: TLX: TEL: 301-344-5781 TLX: 06-986766 TLX: COM: TLX: 710-828-9716 COK: COM: 28 COM: CHVOJKOVA VOYK E DR CLARK BARRY G DR CLARKE THOMAS R DR CLIFTON KENNETH ST ASTRONOMICAL INSTITUTE NRAO MCLAUGHLIN PLANETARIUM NASA NARSHALL SPACE CZECH. ACAD. OF SCIENCES VLA PROJECT ROYAL ONTARIO KUSEUK FLIGHT CENTER, ES 63 BUDECSKA 6 PO BOX 0 100 QUEENS PARK CRESCENT HUNTSVILLE AL 35812 120 23 PRAHA 2 SOCORRO HM 87801 TORONTO ONT K5S 2C6 U.S.A. CZECHOSLOVAKIA U.S.A. CANADA TEL: 205-453-2305 TEL: TEL: 505-772-4011 TEL: 416-998-8551 TLX: 594416 TLX: TLX: 9109881710 TLX: COK: 22 COM: 12 COK: 40 COK: CIATTI FRAICO DR CLARK DAVID H DR CLAUSEN JENS VIGGO LEKTOR CLINENHAGA JOHN L PROF OSSERVATORIO ASTROFISICO SIENCE DIVISION, SCIENCE COPENHAGEN UNIVERSITY OBS UNIVERSITY OF VICTORIA 1-36012 ASIAGO VI NORTH STAR AVE. BRORFELDEVBJ 23 DEPARTKENT OF PHYSICS ITALY SWINDON SN2 1ET DK-4340 TOLLOSE VICTORIA BC V8W 2Y2 TEL: 0424-62665 U.K. DENMARK CANADA TLX: 430110 SETURIST TEL: 0793-26222 TEL: 45-3-488195 TEL: 604-721-7741 COM: TLX: 449466 TLX: 44155 DANAST TLX: 0497222 COK: 40 COK: 42 CON: 29,46

CIO PALACIOS RAFAEL PROF CLARK FRANK OLIVER DR CLAUZET LVIZ B FERREIRA CLIVER EDWARD W FACULTAD DE CIENCIAS DEPT PHYSICS 4 ASTRONOMY INST ASTRON. E GEOFISICO US AIR FORCE GEOPHYS LAB DEPT DE ASTRONOMIA UNIVERSITY OF KENTUCKY UNIVERSIDADE DE SAO PAULO SPACE PHYSICS DIVISION CIUDAD UNIVERSITARIA LEXINGTON KY 40506 CAIXA POSTAL 30627 HANSCON AIR FORCE BASE 50009 ZARAGOZA U.S.A. 01051 SAO PAULO BEDFORD KA 01731 SPAIN TEL: 606-257-3376 BRAZIL U.S.A. TEL: 357011 TLX: TEL: TEL: 617-861-3975 TLX: COM: 34,40 TLX: TLX: 928123 AFGL HANSCOM COK: 07 COM: 08 COM: 10

CLUBE S V K DK COFFEES DAVID L DR COHEN RAYMOND J DR COLLINS GEORGE I II PROF UNIVERSITY OF OXFORD BOX 151 NUFFIELD RADIO ASTR LABS THE OHIO STATE UNIVERSITY DEPT OF ASTROPHYSICS HASTINGS/HUDSON NY 10706 JODRELL BANK 174 ». 18TH AVENUE SOUTH PARRS ROAD U.S.A. MACCLESFIELD SKil 9DL COLUMBUS OH 43210 OXFORD 0X1 3RQ TEL: 914-478-2594 U.K. U.S.A. U.K. TLX: TEL: 0477-71321 TEL: 614-422-5467 TEL: 0865-511336 COM: TLX: 36149 TLX: COM: 40 CON: 42 COB: 24,33 CLUTTON-BROCR MARTIN DR COFFEY HELEN E MS COHEN RICHARD S COLLINSON EDWARD H UNIVERSITY OF KANITOBA NOAA COLUMBIA UNIVERSITY THE COPSE DEPARTMENT OF MATHEMATICS NGDC E/GC2 INST FOR SPACE STUDIES CHURCH LANE WINNIPEG MB R3T 2N2 325 BROADWAY 2880 BROADWAY PLAYFORD CANADA BOULDER CO 80303 NEK YORK NW 10025 IPSWICH, SUFFOLK IP6 9DR TEL: 204-261-9255 U.S.A. U.S.A. U.K. TLX: TEL: 303-497-6223 TEL: 212-678-5611 TEL: 62-22-57 IPSWIC CON: TLX: 592811 NOAA NASC BDR TLX: TLX: COM: 10 COM: 09,33,40 COM: 16 COCHRAN WILLIAM DAVID DR COGAN BRUCE C DR COHN HALDAN N COLOMB FERNANDO R DR UNIVERSITY OF TEXAS MOUNT STROMLO OBSERVATORY INDIANA UNIVERSITY INSTITUTO ARGENTINO DE DEPARTMENT OF ASTRONOMY PRIVATE BAG DEPT OF ASTRONOMY RADIOASTRONOMIA AUSTIN TX 78712 HQDEN P.O. ACT 2606 SWAIN NEST 319 CASILLA DE CORREO NO 5 U.S.A. AUSTRALIA BLOOMINGTON IN 47405 1894 VILLA ELISA iBs.As.l TEL: 512-471-4461 TEL: 062-88-1111 U.S.A. ARGENTINA TLX: TLX: 62270 TEL: 812-335-4174 TEL: 021-43793 COM: 15,30 COM: 27 TLX: TLX: 18052 CICYT AR COM: COM: COCKE WILLIAM JOHN PROF COHEN JEFFREY M DR COLBURI DAVID S DR COLOMBO G PROF DR STEWARD OBSERVATORY UNIV OF PENNSYLVANIA NASA AMES RESEARCH CENTER ISTITUTO MECCANICA APPL UNIVERSITY OF ARIZONA PHYSICS DEPARTMENT 245-3 UNIVERSITA DI PADOVA TUCSON AZ 85721 PHILADELPHIA PA 19174 MOFFETT FIELD CA 94035 VIA F. MARZOLO 9 U.S.A. U.S.A. U.S.A. 1-35100 PADOVA TEL: 602-621-6540 TEL: TEL: 415-965-5000 ITALY TLX: TLX: TLX: 34-8408 TEL: COM: COM: 35,47,48 COM: TLX: COM: 16 CODE ARTHUR D COHEN JUDITH DR COLE TREVOR WILLIAM PROF COMA JUAN CARLOS WASHBURN OBSERVATORY RITT PEAR NATIONAL OBS SCHOOL OF ELECTRICAL ESG INSTITUTO Y OBSERVATORIO UNIVERSITY OF WISCONSIN P 0 BOX 28732 UNIVERSITY OF SYDNEY DE NARINA 475 N. CHARTER ST TUCSON AZ 85726 SYDNEY NSW 2006 SAN FERNANDO ICADIZ) MADISON ill 53706 U.S.A. AUSTRALIA SPAIN U.S.A. TEL: TEL: 02-692-2682 TEL: TEL: 608-262-9594 TLX: TLX: TLX: TLX: COM: COM: 40 COM: COM: 29,34,44 CODINA LANDAB8RRY SAYD J COBEI LEON PROF COLGATE STIRLING A DR COMBES FRANCOISE DR OBSERVATORIO NACIONAL HUNTER COLLEGE THEORETICAL DIVISION OBSERVATOIRE DE PARIS RUA GENERAL BRUCE 586 DEPARTMENT OF PHYSICS LOS ALAMOS SCIENTIFIC LAB SECTION DE MEUDON 20921 RIO DE JANEIRO RJ 695 PARR AVE MS 275 B DENIRM BRAZIL NEK YORR NY 10021 LOS ALANOS NN 87545 F-92195 MEUDON PL CEDEX TEL: 580-7313 x 267 U.S.A. U.S.A. FRANCE TLX: 21288 TEL: 212-570-5696 TEL: 505-667-2897 - TEL: 1-45-34-75-30 COM: 46 TLX: TLX: TLX: 270912 OBSASTR COM: COM: COM: CODINA VIDAL J N DR COHEN MARSHALL H PROF COLIN JACQUES DR COMBES MICHEL FABRA OBSERVATORY CALTECH OBSERVATOIRE DE BESANCON OBSERVATOIRE DE PARIS GRAN VIA DE LOS CORTES 105-24 41B AVE DE L'OBSERVATOIRE SECTION DE MEUDON CATALANES 679 PASADENA CA 91125 F-25000 BESANCON F-92195 NEUDON PL CEDEX 08013 BARCELONA U.S.A. FRANCE FRANCE SPAIN TEL: 213-356-4000 TEL: 81-80-22-66 TEL: 1-45-34-75-30 TEL: 34-3-2454766 TLX: 675425 TLX: TLX: TLX: CON: 34,40 COM: 28,37,33 COM: COM: COELHO BALSA MARIO C DR COHEN MARTIN DR COLLIN-SOUFFRIN SUZY DR COMINS NEIL FRANCIS RUA TRINDADE COELHO 21 UNIVERSITY OF CALIFORNIA OBSERVATOIRE DE PARIS UNIVERSITY OF MAINE 2o DTO RADIO ASTRONOMY LAB SECTION DE MEUDON DEPT PHYSICS i ASTRONOMY 3000 COIMBRA 601 CAMPBELL HALL F-92195 NEUDON PL CEDEX BENNETT HALL PORTUGAL BERKELEY CA 94720 FRANCE ORONO ME 04469 TEL: U.S.A. TEL: 1-45-34-75-70 U.S.A. TLX: TEL: 415-642-2833 TLX: 201571 F TEL: 207-581-1037 COM: TLX: 820181 UCB AST RALUD CON: 34,48 TLX: COM: 27 COM: 33

COHCOIII PAOLO OX CONTOPOULOS GEORGE PROF CORBALLY CHRISTOPHER COSMOVICI BATALLI C DX OSSERVATORIO ASTRONOMICC UNIVERSITY OF ATHENS VATICAN OBS. RES. GROUP 1ST FISICA SPAZIO INTERPL DI BRERA ASTRONOMY DEPARTMENT STEWARD OBSERVATORY CNR 1-22055 NILANO PANEPISTIKIOPOLIS UNIVERSITY OF ARIZONA 1-00044 FRACASTI i ROMA I ITALY GR-15771 ATHENS TUCSON AZ 85721 ITALY TEL: GREECE U.S.A. TEL: 39-6-9423801 TLX: TEL: 01-7243-211 TEL: 602-621-3225 TLX: 610261 I COB: TLX: TLX: 467175 COM: 15 COM: 07,28,33 COM: 45 COIDOX JAKES J OX CONNAY ROBIN G DX CORBIN THOMAS ELBERT DR COSTA EDGAXDO DR NRAO NUFFIELD RADIO ASTR LABS US NAVAL OBSERVATORY DEPTO DE ASTRONOMIA EDGEMONT ROAD JODRELL BANE ASTROMETRY DEPT UNIVERSIDAD DE CHILE CHARLOTTESVILLE VA 22903 MACCLESFIELD SK11 9DL VASHINGTON DC 20390 CASILLA 36-D U.S.A. U.K. U.S.A. SANTIAGO TEL: 801-296-0211 TEL: 0477-71321 TEL: 202-653-1557 CHILE TLX: 910-197-0174 TLX: 36149 TLX: 710-8221970 TEL: COH: 40,47.4! COM: 40 COM: 08.24C TLX: COM: 08,33 COHLII BDIARD K COOK ALAN H PROF CORDES JAMES N COSTA ENRICO FORTH ISC DEPT PHYS/UNIV CAMRIDGE CORNELL UNIVERSITY 1ST ASTROFISICA SPAZIALE 111 N. SEPULVEDA BLVD 300 THE MASTER'S LODGE SPACE SCIENCE BUILDING C P 67 MANHATTAN BEACH CA 90266 SEWN COLLEGE ITHACA NY 14853 1-00044 FRASCATI ' U.S.A. CAMBRIDGE C33 9DQ U.S.A. ITALY TEL: U.J. TEL: 607-256-3734 TEL: 6-942-5655 TLX: 275182 FORT UR TEL: 223-62381 Ex 29 TLX: 932 458 TLX: 610261 I COM: 40 TLX: 81292 CAVLAB COM: 40 COM: COM: 07,14 COMES JANINH DR COOK ALLAN F DX CORDOVA FRANCE A D COSTA VICTOR DR CIRCE CENTER FOR ASTROPHYSICS LOS ALAMOS NATIONAL LAB INSTITUTO DE ASTROFISICA BP 63 HCO-SAO MS D436 DE ANDALUCIA F-91406 ORSAY CEDEX 60 GARDEN STREET LOS ALAMOS NM 87545 APARTADO 2144 FRANCB CAMBRIDGE MA 02138 U.S.A. 18030 GRANADA TEL: 1-69-28-76-75 U.S.A. TEL: 505-667-3904 SPAIN TLX: FACORS 692166 F TEL: 617-495-7229 TLX: TEL: 58-121311 COM: 16 TLX: 921428 COM: TLX: 78573 IAGG E COM: 16,21,22 COM: COMES PIERRE DR COOK JOHN I CORLISS C H DR COSTAIN CARMAN H DX SERVICE D'AERONONIE 8032 SLEEPY VIED LN FOREST HILLS LABORATORY DOMINION RADIO ASTROPHY- B P 3 SPRINGFIELD VA 22153 2955 ALBEMARLE STREET NV SICAL OBSERVATORY F-91370 VERRIESES-LE-B. U.S.A. 2955 ALBEMARLE STR NX BOX 248 FRAHCE TEL: 202-767-2161 tfASHINGTON DC 20008 PENTICTON BC V2A 6X3 TEL: 1-69-20-10-60 TLX: U.S.A. CANADA TLX: 692400 COM: 10,12 TEL: 202-362-6085 TEL: 604-497-5321 COM: 24.51C TLX: TLX: 048-88127 COM: 14 COM: 40 COMOLLY LEO PAUL COOXE B A DR CORNEJO ALEJANDRO A DR COSTAIN CECIL C DR SOUTHEAST MISSOURI STATE LEICESTER UNIVERSITY INACE DIVISION OF PHYSICS UNIVERSITY X-RAY ASTRONOMY GROUP AP POSTALES 216 J 51 NAT RES COUNCIL OF CANADA DEPT OF PHYSICS PHYSICS DEPARTMENT 72000 PUEBLA, PUE. OTTANA K1A 0R6 CAPE GIRARDEAU KO 63701 LEICESTER LEI 7RH MEXICO CANADA U.S.A. U.K. TEL: 47-05-00 TEL: TEL: 314-651-2167 TEL: 533-554455 E188 TLX: TLX: TLX: TLX: 341664 COM: 09,41 COM: 31 COM: 27,35 COM: COITADAKIS MICHAEL E DR COOK! JOHN ALAI COXXIDE MANUEL COSTEXO XAFAEL DEPT GEODESY 4 SURVEYING UNIVERSITY OF EDINBURGH DEPTO DE ASTROFISICA INSTITUTO DE ASTRONOMIA UNIVERSITY THESSALONIKI DEPT OF ASTRONOMY FACULTAD DE FISICA UNAM UMIV. BOX 503 ROYAL OBSERVATORY UNIVERSIDAD CONPLUTENSE APDO POSTAL 70-264 GX-54006 THESSALONIXI EDINBURGH EH9 3HJ 28040 MADRID 04510 MEXICO DF GREECE U.K. SPAIN MEXICO TEL: 003-031-99-2693 TEL: 031-667-3221 TEL: 449-53-16 TEL: 548-5305 TLX: 412181 AUTH GR TLX: 72383 ROEDIN G TLX: 47273 FFUC TLX: 1760155 CICME COM: 27 CON: 09 CON: COM: 34 CONTI PETER S DX CORADINI ANGIOLETTA COR1IN HAXOLD G JR COTTON NUDUM D Jr JILA 1ST ASTROFISICA SPAZIALE UNIVERSITY OF TEXAS NRAO UNIVERSITY OF COLORADO REP PLANETOLOGIA DEPARTMENT OF ASTRONOMY EDGEMONT ROAD BOX 440 VIALE UNIVERSITA 11 RLN 15.308 CHARLOTTESVILLE VA 22901 BOULDER CO 80309 1-00185 ROMA AUSTIN TX 78712-1083 U.S.A. U.S.A. ITALY U.S.A. TEL: 804-296-0319 TEL: 303-492-8913 TEL: 39-6-495-6951 TEL: 512-471-4461 TLX: 5105875482 TLX: 755842 JILA TLX: 680489 CNR FRA TLX: 9108741351 COM: 40 COM: 29V.36 COM: COM: 28

COUNSELNAN CHARLES C PROF COVINGTON ARTHUR E COX DONALD P PROF CRANNELL CAROL JO DR MIT 131 COLLEGE STREET UNIVERSITY OF IISCONSIN NASA-GSFC DEPT EARTH i PLANET SCI KINGSTON ON K7L 4L7 DEPT OF ASTRONOMY CODE 682 ROOM 54-620 CANADA 1150 UNIVERSITY AVENUE GREENBELT ND 20771 CAMBRIDGE MA 02139 TEL: MADISON HI 53706 U.S.A. U.S.A. TLX: U.S.A. TEL: 301-344-5007 TEL: 617-253-7902 COM: 10,40 TEL: 608-262-5916 TLX: 89675 TLX: 921473 MIT CAN TLX: COM: 10,44 CON: 07,08,16 COM: 34 COUPINOT GERARD DR COHAN JOHN J DR COYN! GEORGE V DR CRAWFORD DAVID L DR OBS PIC-DU-NIDI/TOULOUSE UNIVERSITY OF ORLAHONA SPECOLA VATICANA RITT PEAR NATIONAL OBS 9 PONT DE LA NOULETTE DEPT PHYSICS i ASTRONOMY 1-00120 CITTA D. VATICANO BOX 26732 F-65200 BAGNERES HORNAN OR 73019 VATICAN CITY STATE 950 N. CHERRY AVENUE FRANCE U.S.A. TEL: 06-698-3411 TUCSON AZ 85726 TEL: 61-95-11-69 TEL: 405-325-3961 TLX: 2020 VAT OBS U.S.A. TLX: TLX: CON: 25,34.50C TEL: 602-325-9346 CON: CON: 35 TLX: 666-484 AURA NOAO COM: 09,25,33.45,50V COURTES GEORGES PROF COII! LENNOX LAUCHLAH DR CRAIG IAN JONATHAN D DR CREZE MICHEL DR OBSERVATOIRE DE MARSEILLE SPACE TELESCOPE SCI INST DEPT APPLIED HATHENATICS OBSERVATOIRE DE BESANCON 2 PLACE LE VERRIER HONEHOOD CANPUS UNIVERSITY OF IAIKATO 41 AVE DE L'OBSERVATOIRE F-13248 MARSEILLE CEDEX 4 3700 SAN NARTIN DR HAMILTON F-25000 BESANCON FRANCE BALTINORE ND 21218 NEN ZEALAND FRANCE TEL: 91-95-90-88 U.S.A. TEL: 62889 TEL: 81-80-22-66 TLX: 410514 TEL: TLX: TLX: OBSBES 361144 F COM: 28,33,34.44C TLX: CON: 12 CON: 24,33 CON: 34,48 COURVOISIER THIERRY J.-L. COILEY AM! P DR GRAIN! ERIC RICHARD DR CRIFO FRANCOIS! DR ST-ECP ARIZONA STATE UNIVERSITY WESTERS RESEARCH CO OBSERVATOIRE DE PARIS ESO PHYSICS DEPARTMENT 5061 » CAMINO DE GIRASOL SECTION DE NEUDON KARL-SCHIARZSCHILD-STR 2 TENPE AZ 85287 TUCSON AZ 85745 DEPEG D-8046 GARCHING B NUNCHEN U.S.A. U.S.A. F-92195 MEUDON PL CEDEX GERMANY. F.R. TEL: 602-965-2919 TEL: 602-743-7377 FRANCE TEL: 89-320-06-280 TLX: TLX: TEL: 1-45-34-75-30 TLX: 528222 EOD COM: 29,42,45 CON: TLX: 201571 F CON: 44 CON: 08 COUSINS A » J DR COILEY CHARLES R PROF CRAM LAURENCE BDHARD DR CRISTALDI SALVATORE DR S A A O UNIVERSITY OF MICHIGAN CSIRO OSSERVATORIO ASTROFISICO P 0 BOX 9 ASTRONONY DEPARTMENT DIV OF APPLIED PHYSICS CITTA UNIVERSITARIA OBSERVATORY 7935 ANN ARBOR MI 48109-1090 P.O.BOX 218 VIAL! ARTALE ALAGONA 75 SOUTH AFRICA U.S.A. LINDFIELD NSH 2070 1-95126 CATANIA TEL: 021-47-0025 TEL: 313-764-3437 AUSTRALIA ITALY TLX: 5720309 TLX: 810-2236056 TEL: TEL: 33-07-34 CON: 25 CON: 29,36 TLX: TLX: 970359 ASTRCT I CON: 12C36C CON: 42

CRUISE ADRIAN MICHAEL DR CUGNON PIERRE DR CUNNINGHAM LELAND E PROF DA COSTA GARY STENUT DR MULLARD SPACE SCIENCE LAB OBS ROYAL DE BELGIOUE UNIVERSITY OF CALIFORNIA YALE UNIVERSITY HOLMBURY ST NARY AVENUE CIRCULAIRE 3 DEPARTMENT OF ASTRONOMY DEPARTMENT OF ASTRONOMY DORKING RB5 6NS B-1130 BRUXELLES BERKELEY CA 94720 BOX 6666 U.K. BELGIUM U.S.A. NEH HAVEN CT 06511 TEL: 30-670-292 TEL: 2-375-24-84 TEL: U.S.A. TLX: 859-185 TLX: 21565 OBSBEL TLX: TEL: 203-436-3460 CON: 48 COM: 34 COM: 06,07,20 TLX: COM: 37 CRUTCHER RICHARD II DR CUGUSI LEOIINO DR CUIY YVETTE J DR DA COSTA JOS! MARQUES DR UNIV ILLINOIS ASTRON DEPT DIPT DI SCIENZE FISICHE OBSERVATOIRE DE PARIS INST PESQUISAS ESPACIAIS 341 ASTRON BLDG UNIVERSITA DI CAGLIARI SECTION DE MEUDON INPE 1011 ». SPRINGFIELD AVE VIA OSPEDALE 72 F-92195 NEUDOI PL CEDEX CAIXA POSTAL 515 VRBANA IL 61801 1-09100 CAGLIARI FRANCE 12200 S. JOSE DOS CAMPOS U.S.A. ITALY TEL: 1-45-34-75-30 BRAZIL TEL: 217-333-9581 TEL: 70-664770 TLX: TEL: 0123-229977 TLX: TLX: COM: 36 TLX: 1133530 INPEBR CON: COM: COM: 48 CROVELLIER PAUL E DR CUI CHUIFAIG CUPBRMAN SAMI PROF DA ROCEA VIEIRA E DR LAB ASTRONONIE SPATIALE WHAN TECHNICAL UNIV. OF TBL-AVIV UNIVERSITY IHSTITUTO DE FISICA TRAVERSE DU SIPHON SURVEYING AND MAPPING DEPT PHYSICS 5 ASTRONOMY UNIVISERSIDADE FEDERAL LBS TROIS LUCS UUHAN RAMAT-AVIV 69978 DO RIO GRANDE DO SUL F-13012 MARSEILLE CHINA, PEOPLE'S REP. ISRAEL 90000 PORTO ALEGRE RS FRANCE TEL: TEL: 03-42021/425697 BRAZIL TEL: 91-66-08-32 TLX: TLX: 342171 VERSY IL TEL: 0512-21-7666 TLX: 420584 CON: 07 COM: 33.49C TLX: 0511055 UFRSBR COM: 34 COM:

DA SILVA A V C S DAINTXEE EDNARD J DR DANBY J N ANTHONY DR DATLONE DAYTON DR OBSERVATORIO ASTRONOMICC NUFFIELD RADIO ASTRO LABS DEPARTMENT OF MATHEMATICS LOCRHEED PALO A. RES LAB UNIVERSIDADE SANTA CLARA JODRELL BANE N.CAROLINA STATE UNIV DEPT 91-20 BLDG 255 3000 CCIMBRA MACCLESFIELD SR11 9DL RALEIGH NC 27695-8205 3251 HANOVER STREET PORTUGAL U.R. U.S.A. PALO ALTO CA 94304 TEL: TEL: 0477-71321 TEL: 919-737-3210 U.S.A. TLX: TLX: 36149 TLX: TEL: 415-858-4074 COB: CON: 40 COM: 07 TLX: COM: 10 DA SILVA LICIO DR DAISBIDO TSUNEAKI PROF DANESE LUIGI DR DATTA BHASEAR DR OBSERVATORIO NACIONAL DEPARTNENT OF SCIENCE OSSERVATORIO ASTRONOMICO INDIAN INSTITUTE OF RUA GENERAL BRUCE 586 SCHOOL OF BDUCATION VIC. DELL'OSSERVATORIO 5 ASTROPHYSICS 20921 RIO DE JANEIRO RJ NASEDA UNIVERSITY 1-35100 PADOVA BANGALORE 560 034 BRAZIL SHIHJUKU-KU TOXYO 160 ITALY INDIA TEL: 580-7313 JAPAN TEL: 49-66-1499 TEL: 566585 / 566497 TLX: 21288 TEL: 2-203-4141 TLX: 430176 UNPADU-I TLX: 845763 IIAB IN COM: TLX: 2323280 NASEDA J COM: 47 COM: 47 CON: 40 DACHS JOACHIK PROF DX DALGARNO ALEXANDER PROF DANES ANTHONY C DR DAUBE-EURZENIIECE I A DR ASTRONOMISCHES INSTITUT CENTER FOR ASTROPHYSICS DEPT PHYSICS i ASTRONONY RADIOASTROPHYSICAL OBS RUHR-UNIVERSITAET 60 GARDEN STREET MICHIGAN STATE UNIVERSITY LATVIAN ACAD OF SCIENCES POSTFACH 102148 CAMBRIDGE NA 02138 EAST LANSING NI 48224 TURGENEVA 19 D-4630 BOCHUN 1 U.S.A. U.S.A. 226524 RIGA LATVIA GERMANY. F.R. TEL: 617-495-4403 TEL: 517-353-2986 U.S.S.R. TEL: 0234-7003454 TLX: 921428 TLX: 810-251-0737 MSU INT TEL: 226796 TLX: 0825860 COM: 14,34 COM: 15,28,34 TLX: COM: 21,250 COM: 37 DADAEV ALEISANDR N DR DALLAPORTA N PROF DANZIGER I JOHN DR DAUTCOURT G DR PULKOVC OBSERVATORY ISTITUTO DI ASTRONOMIA ESO ZNTRLINST. F. ASTROPHYSIR 196140 LENINGRAD UNIVERSITA KARL-SCHNARZSCHILD-STR 2 STERNNARTB BABELSBERG U.S.S.R. VIC. DELL'OSSERVATORIO 5 D-8046 GARCHING B MUNCHEN ROSA-LUXEMBURG-STR 17A TEL: 1-35100 PADOVA GERNANY, F.R. DDR-1502 POTSDAN TLX: ITALY TEL: GERMANY, D.R. COK: 26,42 TEL: 49-66-14-99 TLX: TEL: TLX: CON: TLX: COM: COM: 48 DADHICH NARESH Dt DALTABUIT ENRIQUE DR DAPPEN VERIER DAVIDSEX ARTHUR FAINES DR DEPT OF MATHEMATICS INSTITUTO DE ASTRONONIA HIGH ALTITUDE OBSERVATORY DEPT PHYSICS 4 ASTRONONY UNIVERSITY OF POONA UNAN NCAR JOHNS HOPKINS UNIVERSITY FUBE 411 007 APDO POSTAL 70-264 PO BOX 3000 CHARLES i 34TH STREETS INDIA 04510 MEXICO DF BOULDER CO 80307A BALTINORE MD 21218 TEL: 56061/91 MEXICO U.S.A. U.S.A. TLX: TEL: TEL: 303-497-1512 TEL: 301-338-7370 COM: 47 TLX: TLX: 45694 TLX: COM: COM: CON: 28,44,48 DADIC ZAEXO DR DANBARA TAKESHI PROF DARIUS JON DR DAVIDSON KRIS DR ZAVOD ZA POVUEST SBIZUOXA UNIVERSITY SCIENCE NUSEUN SCHOOL PHYS i ASTRONOMY ZNANOSTI JAZU OTANI SHIZUOXA 422 LONDON SN7 2DD UNIVERSITY OF NINNESOTA ANTE XOVACICA 5 JAPAN U.R. 116 CHURCH ST S.E. 41000 ZAGREB TEL: TBL: 01-589-3456x643 MINNEAPOLIS NN 55455 YUGOSLAVIA TLX: TLX: 21200 SCMLIB G U.S.A. TEL: 3841-440124 CON: 08 COM: 41,46,51 TEL: 612-373-7795 TLX: TLX: COM: 41 COM: DAM CONARD CURTIS DR DANLE S V DR DAS URINAL XANTI DAVIDSON IILLIAN PROF US NAVAL OBSERVATORY TATA INSTITUTE OF DEPT PHYSICS/DELHI UNIV 25 PADDOCK CLOSE PO BOX 1149 FUNDAMENTAL RESEARCH SRI VENXATESNARA COLLEGE MANSFIELD NOTTS NG21 9PL FLAGSTAFF AZ 86002 BOMBAY 400 005 DHAULA EUAN U.K. U.S.A. INDIA NEW DELHI 110 021 TEL: TEL: 602-779-5132 TEL: 219111 INDIA TLX: TLX: TLX: 0113009 TIFR IN TEL: CON: 47,48 COM: 24,25,34 COM: TLX: CON: 35 DAIGNE GERARD G DAI XHI-XIANG DAS P E Dl DAVIES JOHN G DR OBSERVATOIRE DE PARIS SHANGHAI OBSERVATORY INDIAN INSTITUTE OF NUFFIELD RADIO ASTRO LAIS SECTION DE NEUDON ACADEMIA SIRICA ASTROPHYSICS JODRELL BANK DERAD SHANGHAI BANGALORE 560 034 NACCLESFIELD SK11 9DL F-92195 NEUDON PL CEDEX CHINA, PEOPLE'S REP. INDIA U.K. FRANCE TEL: 386191 TEL: 566585 TEL: 0477-71321 TEL: 1-45-34-75-30 TLX: 33164 SBAO CN TLX: 845763 IIAB IN TLX: 36174 TLX: COM: 09 COM: 47 CON: 19,22,40 CON: 51

Dims KBSTOH s MR DAVIS MORRIS 3 PROF DE BRITO t ABREU J C DR DE GRAAII TH DR THE RAND CORPORATI05 DEPT PHYSICS t ASTRONONY RUA DO OLIVAL 142 ESA 1700 NAIH STREET UNIVERSITY OF N. CAROLINA 1200 LISBOA SPACE SCIENCE DEPARTNENT SAHTA MONICA CA 90406 284 PHILLIPS HALL 039A PORTUGAL POSTBUS 299 U.S.A. CHAPEL HILL NC 27514 TEL: 60-72-00 NL-2200 AG NOORDKIJX TEL: 213-393-0411 U.S.A. TLX: NETHERLANDS TLX: TEL: 919-962-3011 COM: TEL: CON: 16C TLX: TLX: CON: 05,07 CON: DAVIES PAIL CHARLES I DAVIS RICHARD J DR DE BRDYN A. GER DR DE GREVE JEAN-PIERRE DR SCHOOL OF PHYSICS NUFFIELD RADIO ASTR LABS RADIOSTERRENACHT. ASTROPHYSICAL INSTITUTE THE UNIVERSITY JODRELL BARK POSTBUS 2 VRIJE URIV SRUSSEL NENCASTLE/TYNE HE1 7RU NACCLESFIELD SXU 9DL NL-7990 AA DNINGELOO PLEINLAAN 2 UX U.R. NETHERLANDS B-1050 BRUSSELS TEL: TEL: TEL: 5219-7244 BELGIUM TLX: TLX: TLX: 42043 SRZM NL TEL: 32-2-6413498 CON: 47 CON: COM: TLX: 61051 VUBCO COM: 35,42 DAVIES RODNEY D PROP DAVIS ROBERT J DR DE CASTRO ANGEL DR DE GROOT MART DR NUFFIELD RADIO ASTR LABS OPTICAL/INFRARED ASTR DIV NATL ASTRONOMICAL OBS ARMAGH OBSERVATORY JODRELL BAM SMITHSONIAN ASTROPHYS OBS ALFONSO XII-3 COLLEGE HILL NACCLESFIELD SK11 9DL 60 GARDEN ST, NS 20 APARTADO 12354 ARMAGH BT61 9DG IX CAMBRIDGE NA 02138 28014 MADRID U.R. TEL: 0477-71321 U.S.A. SPAIN TEL: 0861-522928 TLX: 36149 TEL: 616-495-7335 TEL: 91-2271935 TLX: 747937 ARNOBS 0 CON: 28,33,34,40 TLX: 921428 SATELLITE CAN TLX: 234651GCE CON: 27,29,42 CON: 05,40,44 COM: 04 DAVIS CECIL S JR DAVOIST EMMANIEL DE CASTRO ELISA DE GROOT T DR UNIVERSITY OF CALIFORNIA OBSERVATOIRE DE BESANCON DEPTO DE ASTROFISICA STERREKDNDIG INST1TUUT LOS ALANOS NATIONAL LAB F-25044 BESANCON CEDEX FACULTAD DE FISICA ZONNENBURG 2 GROUP P-15 / MS D 406 FRANCE UNIVERSIDAD COMPLUTENSE NL-3512 NL UTRECHT LOS ALANOS NH 87545 TEL: 81-80-22-66 28040 MADRID NETHERLANDS U.S.A. TLX: 361144 OBS BES SPAIN TEL: TEL: 505-667-5908 COM: TEL: 449-53-16 TLX: 47224 ASTRO TLX: TLX: 47273 FFUC COM: 10,40 CON: 35,36 CON: DAVIS JOHN DR DAI! JOIN ALAN DR DE FELICE FERNANDO DR DE JASER CORNEUS PROF SCHOOL OF PHYSICS A.N.U. DIP. FISICA G. GALILEI ASTRONOMICAL OBSERVATORY UNIVERSITY OF SYDNEY SIDING SPRING OBSERVATORY CITTA UNIVERSITATIA LAB FOR SPACE RESEARCH SYDNEY NSI 2006 PRIVATE BAG VIA NAR20LO 8 BENELUXLAAN 21 AUSTRALIA COONABARABRAN 2857 1-35100 PADOVA NL-3527 HS UTRECHT TEL: 02-692-3604 AUSTRALIA ITALY NETHERLANDS TLX: 26169 UNISYD AA TEL: 068-426-221 TEL: 049-844-278 TEL: 31-30-937145 CON: 09V,50 TLX: 63945 AA CANOPUS TLX: 430308 DFGGPDI TLX: 47224 CON: 51 CON: 48 CON: 10,12,35,40,44,49,51 DAVIS LBVERETT JR PROF DE BERGH CATHERINE DR DE FREITAS PACHBCO J A DR DE JAGER GERHARD PROF CALTECH 405-47 OBSERVATOIRE DE PARIS OBSERVATORIO DE SAO PAULO DEPT PHYSICS/ELECTRONICS PASADENA CA 91125 SECTION DE NEIDON UNIVERSIDADE DE SAO PAULO RHODES UNIVERSITY U.S.A. LAB ASTRO IHFRAROUGE CAIXA POSTAL 30627 P 0 BOX 94 TEL: 818-356-4243 F-92195 NEIDON PL CEDEX 01051 SAO PAULO GRAHANSTOVN 6140 TLX: FRANCE BRAZIL SOUTH AFRICA CON: 48 TEL: TEL: 021-717-3518 TEL: 0461-7128 TLX: TLX: TLX: 244226 COM: COM: CON: DAVIS NARC Dl DS BIASE G A DR DE GRAAF T DR DE JONG TEIJE DR DEPARTNENT OF ASTRONONY OSSERVATORIO ASTRONOMICO INSTITDOT VOOR FONETISCHE ASTRONONICAL INSTITUTE UNIVERSITY OF CALIFORNIA VIA DEL PARCO NELLINI 84 NETENSCHAPPEN ROETERSTRAAT 15 601 CANPBELL HALL 1-00136 ROMA GROTE ROZENSTRAAT 31 NL-1018 IB ANSTERDAN BERKELEY CA 94720 ITALY RL-9712 TG GRONINGEN NETHERLANDS U.S.A. TEL: NETHERLANDS TEL: 20-5223004 TEL: 415-642-5156 TLX: TEL: TLX: 16460 PACKS NL TLX: 820181 UCB AST CON: TLX: CON: 33,34 CON: CON: 48 DAVIS NICHAEL II DR DE BOER ILAAS SJOIRDS DR DE GRAAFF 1 DR DI JONGE J I DR ARECIBO OBSERVATORY ASTRONONISCHES INSTITIT APPELGAARDE 117 DEPARTMENT OF ASTRONONY PO BOX 995 INIVERSITAET BONN NL-3992 JD HOUTEN UNIVERSITY OF PITTSBURGH ARECIBO PR 00613 AUF DEN HIEGEL 71 NETHERLANDS RIVERVIEI PARR U.S.A. D-5300 BONN TEL: PITTSBURGH PA 15214 TEL: 809-878-2612 GERNANY, FED. REP. TLX: U.S.A. TLX: 385638 TEL: 48-228-733656 CON: 51 TEL: CON: 40,47,48,51 TLX:. 886440 TLX: CON: 34C CON: 30,51

DE LOORS CAMIEL PROF DB VAUCOULBUSS GERARD PR DBBRUNNBS BBRMABI DR DBIIZBR I PROF DS ASTROPHYSICAL INSTITUTE DEPARTMENT OF ASTRONOMY PBYSIRALISCHES INSTITUTE UNIVERSITAETS-STERNNARTE VRIJE UNIVESSITEIT UNIVERSITY OF TEXAS UNIVBRSITAET BERN GEISMARLANDSTR 11 PLEINLAAN 2 76 RLM 15.212 SIDLERSTRASSE 5 D-3400 GOETTINGEN B-1050 BRUSSEL AUSTIN IX 78712 CH-3000 BERN GERMANY, F.R. BELGIUM U.S.A. S1ITZERLAND TEL: 0551-395044 TEL: 32-2-6413496 TEL: 512-471-4461 TBL: 31-65-40-51 TLX: 96753 USTERN D TLX: 61051 VUBCO B TLX: TLX: 32320 CH COM: 35 COM: 35,42,51 COM: 28,30,47C COM: 48 DB IOTTONI T PALACIOS DR DS VBGT CB PROF DS DEEMING T J DS DEJAIFFE SBIB J DS PRIVATE OBSERVATORY HAMBURGER STERNVARTE DIGICOM GEOPHYSICAL CORP OBS ROYAL DE BELGIOUE VIA SOSSELLI 15-23 GOJEIBERGSNBG 112 3701 KIRBY DRIVE AVENUE CIRCULAIRE 3 1-16145 GENOVA D-2050 HAMBURG 80 HOUSTON TX 77098 B-1180 BRUXELLES ITALY GESMANY, F.R. U.S.A. BELGIUM TEL: 30-19-32 TEL: 40-7252-4128 TEL: 713-526-5611 TEL: 3752484 TLX: TLX: 21788 HAMST TLX: 762577 TLX: 21565 OBSBEL B COM: 16 COM: 08.24C COM: 41 COM: 08,19

DB FASCIAL MARTINEZ M DS DB VINCBNZI DONALD DS DEERENBERG A.J.M. DS DEJONGHE HBRIIG BEST DS OBSERVATORIO ASTRONOMICO LIFE SCIENCES DIVISION SPACE RESEARCB LABORATORY INST FOR ADVANCED STUDY ALFONSO XII 3 i 5 NASA HEADQUARTERS HUYGENS LABORATORY OLDEN LANE 28014 MADRID CODE BBS NASSENAARSENEG 78 PRIBCETON NJ 08540 SPAIN VASBINGTOM DC 20546 NL-2300 SA LEIDEN U.S.A. TEL: 2270107 U.S.A. NBTBBRLANDS TEL: 609-734-8084 TLX: 23475 IGC TEL: 202-453-1525 TEL: 71-148333 TLX: 229734 IAS UR COM: 20 TLX: TLX: COM: 28 CON: 51 COM:

DUEL AYISIAI DELGADO ANTONIO JESUS DEKII V G PROF DR DENNISON P A DR YALE UNIVERSITY INST DE ASTROFISICA DE STERNBERG STATE TRINITY HALL DEPT OF ASTRONOMY ANDULACIA, APDO 2144 ASTRONOMICAL INSTITUTE UNIVERSITY OF CAMBRIDGE m HAVER CT 06511 PROFESOR ALBAREDA 1 UNIVERSITETSKIJ PROSP 13 CAMBRIDGE CB3 U.S.A. 18080 GRANADA 119889 MOSCOW U.K. TEL: 203-436-3460 SPAIN U.S.S.R. TEL; TLX: TEL: 58-12-13-00 TEL: 139-36-81 TLX: COM: 28,33,47 TLX: 78573 IAAG E TLX: COM: COM: 27,42 CON: 07 DSKEEK E OR DELHAYE JEM PROF DEKIRCAI OSMAN DR DENOYELLE JOZEF KIC MUSEUM BOERHAAVE OBSERVATOIRE DE PARIS PHYSICS DEPARTMENT RON STERRENDACHT V.BELGIE STEENSTRAAT 1A 61, AVE DE L'OBSERVATOIRE NIDDLE EAST i TECHN UNIV RINGLAAN 3 NL-2312 BS LEIDEN F-75014 PARIS ANKARA B-1180 BRUSSEL NETHERLANDS FRANCE TURKEY BELGIUM TEL: 071-123084 TEL: 1-43-20-12-10 TEL: 237100/3253 ANK TEL: 02-375-2484 TLX: TLX: 270776 TLX: 42761 OOTK TR TLX: 21565 OBSBEL COM: 41 COM: 24,33,38 COM: 42 COM: 25,33

DEL RIO GERARDO DR DBLLI SANTI SAVERIO DENIS CARLO DR DENT WILLIAM A PROF NATL ASTRONOMICAL OBS OSSERVATORIO ASTRONOKICO INSTITUT D'ASTROPHYSIQUE DEPT PHYSICS i ASTRONOMY ALFONSO XII-3 UNIVERSITARIO UNIVERSITE DE LIEGE TONER B 28014 MADRID C P 596 AVENUE DE COINTE 5 UNIV OF MASSACHUSETTS SPAIN 1-40100 BOLOGNA B-4200 COINTE-OUGREE AMHERST MA 01003 TEL: 91-2270107/1935 ITALY BELGIUM U.S.A. TLX: 23465 IGCE TEL: 051-222956 TEL: 41-52-99-80 TEL: 413-545-3665 COM: TLX: 211664 INFNBO I TLX: 41264 TLX: COM: COM: COM: 40 DELABOUDIRIERE J.-P. DBLSEMME ARMAND H PROF DR DENISSE JEAN-FRANCOIS DR DEPRIT ANDRE PROF LPSP DEPT OF PHYS 4 ASTRONOMY 48 RUE MR. LE PRINCE CTR FOR APPLIED MATHS BP 10 . UNIVERSITY OF TOLEDO F-75006 PARIS NATL BUREAU OF STANDARDS F-91370 VERRIERES-LE-B. 2801 K BANCROFT STREET FRANCE GAITHERSBURG ND-20899 FRANCE TOLEDO OH 43606 TEL: 1-43-29-48-74 U.S.A. TEL: U.S.A. TLX: TEL: 301-921-2631 TLX: TEL: 419-537-2654 CON: 40 TLX: COM: TLX: COM: 04.07C CON: 14.15,20,51 DELACHB PHILIPPE J DR DEHARCQ JEA1 IK DENISYUI EDVARD I DR DERE KENNETH PAUL OBSERVATOIRE DE NICE OBSERVATOIRE DE NICE ASTROPHYSICAL INSTITUTE NAVAL RESEARCH LABORATORY BP 139 BP 139 480068 ALMA ATA CODE 4163 F-06003 NICE CEDEX F-06003 NICE CEDEX U.S.S.R. WASHINGTON DC 20375 FRANCE FRANCE TEL: U.S.A. TEL: 93-89-04-20 TEL: 93-55-89-65 TLX: TEL: 202-767-2517 TLX: 460004 TLX: COM: 28 TLX: COM: 12,36,49 COM: COM: 10

DELANIOY JEAN DR DENARET JACQUES DR DENNIS BRIAN ROY DR DERNAN I ETHEM DR IRAN 158/033 AV L'OBSERVATOIRE NASA-GSFC ANKARA UNIVERSITY DOMAINS UNIVERSITAIRE B-4000 LIEGE CODE 682 FACULTY OF SCIENCE VOIE 10 BELGIUM GREENBELT MD 20771 ANKARA F-38406 ST MARTIN D'HERES TEL: 041-52-72-61 U.S.A. TURKEY FRANCE TLX: 41264 ASTROLIEGE TEL: 301-344-6604 TEL: 41-236550/0109 TEL: 76-42-33-83 COM: 47 TLX: 89675 TLX: TLX: 980753 COM: 10,44,48 COM: COM: 40 DBLBOOILLE LUC PROF DEMARQUE P PROF DENNISON BRIAN RENNETI DERNENDJIEV VLADIMIR DR INSTITUT D'ASTROPHYSIQUE YALE UNIV OBSERVATORY HULBERT CTR FOR SPACE RES DEPT OF ASTRONOMY UNIVERSITE DE LIEGE 260 HHITNBY AVENUE CODE 4130 BULGARIAN ACAD SCIENCES AVENUE DE COINTE 5 PO BOX 666 NAVAL RESEARCH LABORATORY 72 LENIN BLVD B-4200 COINTE-OUGREE NE» HAVEN CT 06511 KASHINGTON DC 20375-5000 1784 SOFIA BELGIUM U.S.A. U.S.A. BULGARIA TEL: 041 52 99 80 TEL: 203-436-8246 TEL: TEL: 73-41-269 TLX: 41264 ASTRLG B TLX: TLX: TLX: 23561 ECF BAN BG COM: 12 COM: 35,37 COK: 40 COM: DELCROIX AIDXI J S DR DEMERS SEISE DR DENNISON BDKIN « DR DERMOTT STANLEY F 19A RUE E VARDERVELDE DEPARTENENT DE PHYSIQUE ELECTRONIC VISION CO CORNELL UNIVERSITY 8-7230 FRANERIES UNIVERSITE DE MONTREAL 11526 SORRENTO CTR RADIOPHYS 4-SPACE RES BELGIUM CP 6128 SUCC A VALLEY ROAD SPACE SICENCES BLDG TEL: MONTREAL PO. H3C 3J7 SAN DIEGO CA 92121 ITHACA NY 14853 TLX: CANADA U.S.A. U.S.A. COM: TEL: 514-343-6718 TEL: TEL: 607-256-3727 TLX: 05562425 TLX: TLX: COM: 27,37 CON: COM: 15,16

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 503 DESAI JYOTINDRA N DEVIRKEY EDKARD J DR DI FAZIO ALBERTO DICREL HELENE R DR PHYSICAL RESEARCH LAB 100 UKIOH AVE OSSERVATORIO ASTROHONICO ASTRONOMY DEPT ROOM Ho. 763 DELAHCO KJ 08075 DI SOMA UKIVBRSITY OF ILLINOIS AHNEDABAD 380 009 U.S.A. VIA DEL PARCO NELLIKI 84 1011 I. SPRINFIELD AVE iron Ill: 609-764-1250 1-00136 ROM TLX: ITALY mm it siui-mo TEL: 462-129 CON: TEL: 06-34-70-56 U.S.A. TLX: 121397 TLX: 613103 PPRNT I TEL: 217-333-5602 CCS: 09 COM: 28 TLX: 910-245-2434 AST COM: 05,33,34,40 DESESQUELLBS JEAN DR DEVDKEY PETER ! F DR DI MARTINO NARIO DICREL JOBN R UKIVERSITE LYOH I DONIKIOK RADIO ASTROPHYS OSSERVATORIO ASTRONONICO 341 ASTROKONY BLDG CAMPUS LA DOUA OBSERVATORY DI TORINO UNIVERSITY OF ILLINOIS F-69622 VILLEURBANNE CDX P O BOX 248 STRADA OSSERVATORIO 20 1011 K. SPRINGFIELD AVE FRANCE PEKTICTOK BC V2A 6X3 1-10025 PINO TORINESE URBAKA IL 61801 TEL: 78-89-81-24 CAKADA ITALY U.S.A. TLX: 380273 IPN P TEL: 604-457-5321 TEL: 011-841067 TEL: 217-333-5532 COS: 14 TLX: 048-88127 TLX: 213236 TO ASTR I TLX: 910-245-2434 PURCH CON: 34,40 COM: 15 COK: 16,33,40 DESHPANDE K R DR DEIHIRST DAVID K DR DI SEREGO ALIGBIERI S DR DICKERS ROBERT J DR PHYSICAL RESEARCH LAB IKSTITUTE Of ASTROKONY SPACE TELESCOPE EUROPEAN RUTHERFORD APPLETON LAB NAYRANGPURA THE OBSERVATORIES COORDINATING FACILITY SPACE i ASTROPHYS DIV AHNEDABAD 380 009 MADIKGLEY ROAD KARL-SCHNARZSCHILD-STR 2 CHILTON DIDCOT OX11 0QX INDIA CAKBRIDGE CB3 0HA 0-3046 GARCHING B NUNCHEK U.R. TEL: 462125 U.J. GERNANY, F.R. TEL: 0235-21900 TLX: 121397 PRL IK TEL: 0233-62204 TEL: TLX: 83159 COM: 25 TLX: 817297 ASTROH G TLX: CON: 27,28,37 CON: 05,41 CON: 28 DESPAIR KEITH HOWARD DR DEKITT BRYCE S DR DI TULLIO GRAZIELLA DR DICKEY JEAN O'BRIEN LOS ALAKOS KATIOKAL LAB DEPT OF PHYSICS OSSERVATORIO ASTRONONICO JPL - CALTECH X-2, KS B220 UNIVERSITY OF TEXAS 1-35100 PADOVA KS 138-208 PO BOX 1663 AUSTIN TX 78712 ITALY 4800 OAK GROVE DRIVE LOS ALAMOS NM 8754S U.S.A. TEL: PASADENA CA 91109 U.S.A. TEL: 512-471-5055 TLX: U.S.A. TEL: 505-667-2388 TLX: 9108741305 CON: 28 TEL: 213-354-8235 TLX: CON: 48 TLX: 675429 COM: 35 COK: 04,16,19,31 DEDBXER PRAKZ-WDKIG DR DENITT JOHN H JR DI XIAO-HUA DICKEY JOHN M INST F ASTROKONIE i 3602 HOODS HILL RD PURPLE MOUNTAIN UNIVERSITY OF MINNESOTA ASTROPHYSIK NASHVILLE TN 37215 OBSERVATORY DEPT OF ASTRONOMY AM HUBLAKD U.S.A. NANJING 116 CHURCH STREET S.E. D-8700 KUERZBURG TEL: 615-383-8272 CHINA, PEOPLE'S REP. MINNEAPOLIS NN 55455 GERMAHY, F.R. TLX: TEL: 37609 U.S.A. TEL: 0931-8885030 COK: TLX: 34144 PNONJ CN TEL: 612-373-3308 TLX: 68671 UNIMBG D CON: 04 TLX: COM: 10,12 CON: 28,34,40 OEUPREE ROBBRT G DR DEKITT-MORETTB CBCILE PR DIBAY E A DR DICKINSON DALE F DR ESS-5 MS F665 DEPT OF PHYSICS STERNBERG ASTRONOMICAL LOCKHEED RESEARCH LAB LOS ALAKOS KATIOKAL LAB UNIVERSITY OF TEXAS INSTITUTE 92-20 205 PO BO! 1663 9.220 R.L. NOORE HALL 117234 MOSCOW 3251 HANOVER ST LOS ALAMOS KM 87545 AUSTIN TX 78712 U.S.S.R. PALO ALTO CA 94304 U.S.A. . U.S.A. TEL: U.S.A. TEL: 505-667-8215 TEL: 512-471-1052 TLX: TEL: 415-424-2701 TLX: TLX: 910-8741305 CON: 28,34 TLX: COM: 27,35 COM: CON: DEUTSCH ALEISANDR K PROF DEZSO LORAKT PROF DICE STEVEN J DICKNAN STEVEN R PULKOYO OBSERVATORY BELIOPHYSICAL OBSERVATORY BLACK BIRCH ASTROX. OBS. DEPT GEOLOGICAL SCIERCES 196140 LERIKGRAD H-4010 DEBRECEH KSF AKTARCTICA STATE UNIV OF NEK YORK U.S.S.R. BUKGARY DETACHNEHT CHRISTCHURCH BINGHANTOX XY 13901 TEL: TEL: 52-11-015 FPO S.FRAXCISCO CA 96690 U.S.A. TLX: TLX: 72517 DEOBS L U.S.A. TEL: 607-777-4378 COM: 24,26 CON: 10,12 TEL: 640-578-7164 TLX: TLX: COK: 19 COK: 08,41,51 DEDTSCHKAI IILLIAN 1 DR DI COCCO GUIDO DICIE ROBERT H PROF DIEXCKSER GEERD H F PH D MATH. 4 PHYSICS DEPT ISTITUTO TE.S.R.E.-C.K.R. JOSEPH BEXRY LABS KPI F. PBYSIK t ASTROPHYS SEMOX HALL VIA DE CASTAGXOLI 1 PHYSICS DEPT KARL-SCHKARZSCHILD-STR 1 OREGOK IKST OF TECHXOLOGY 1-40126 BOLOGNA PRIHCETOX UNIVERSITY D-8046 GAXCHIXG B NUNCHEK KLAMATH FALLS OR 97601 ITALY PRINCETON NJ 08540 GERKANY, F.R. U.S.A. TEL: 051-519593 U.S.A. TEL: 89-32-990 TEL: 503-882-6321 TLX: 511350 CKR BO I TBL: 609-452-4317 TLX: 524629 ASTRO D TLX: CON: 44 TLX: CON: 14 CON: 15 CON: 47,48

Oil HUA DISNEY KICHABL J PROF DOBRITSCHEV V M KR DOHERTY LOIELL R PROF DEPT OP ASTRONOKY UNIV COLLEGE CARDIFF DEPT OF ASTRONOMY ASTRONOMY DEPT NANJING UNIVERSITY DEPT APPLIED KATHS/ASTR BULGARIAN ACAD SCIENCES UNIVERSITY OF IISCGNSIN NANJING ?0 BOX 78 7TH NOVEMBER STR 1 475 N. CHARTER ST CHINA, PEOPLE'S RBP. CARDIFF CF1 1XL 1000 SOFIA KADISON HI 53706 TEL: U.R. BULGARIA U.S.A. TLX: 34151 PRCNU CN TEL: 222-44211 X2692 TEL: 7341 TEL: 608-262-1249 COK: 07 TLX: 49365 ULIBCF TLX: 23561 ECFBAN BG TLX: COK: 34,48 COK: COK: DINERSTBIN HARRIET L DIVAN LUCIENNE DR DOBRONRAVIN PETER DR DOKUCHABVA OLGA D DR UNIV OF TEXAS AT AUSTIN INSTITUT D'ASTROPHYSIOUE CRIKEAN ASTROPHYSICAL STERNBERG ASTRONONICAL ASTROHOKY DEPT 98 BIS BOULEVARD ARAGO OBSERVATORY INSTITUTE RLH 15.308 F-75014 PARIS NAUCHNYJ 2-2 UNIVERSITY PROSPECT 13 AUSTIN TX 78712 FRANCE 334413 CRIMEA 119899 MOSCOW U.S.A. TEL: 1-43-20-14-25 U.S.S.R. U.S.S.R. TEL: 512-471-3449 TLX: INAG 270-0-70 TEL: TEL: TLX: 910-874-1351 COK: 29,45 TLX: TLX: COH: 34 COK: 09,29 COK: 09,34 DINBSCU A DR DIVARI N B DR DOBROVOLSXY OLEG V PROF DOLAN JOSEPH F DR INSTITUT DE GEODESIE ODESSA POLYTECHNICAL INST INST OF ASTROPHYSICS NASA/GSFC PHOTOGRAKK CARTOGRAPHIE 270044 ODESSA SVIRIOENRO ST 22 CODE 681 1A BLVD DE L'EXPOSITIOH ' U.S.S.R. 734670 DUSHANBE GREENBELT ND 20771 78334 BUCAREST TEL: U.S.S.R. U.S.A. RUNANIA TLX: TEL: TEL: 301-344-5920 TEL: COM: 21 TLX: TLX: 39675 TLX: COK: 15C COK: 44,48 COK: DUG YOU-JI DIXON ROBERT S DR DOBRZYCII JERZY PROF DOLGINOV ARKADY Z PROF DR YUNNAN OBSERVATORY OHIO STATE UNIVERSITY HISTORY OF SCIENCE IOFFE PHYSICAL TECH INST P 0 BOX 110 RADIO OBSERVATORY POLISH ACAD OF SCIENCES 194021 LENINGRAD RUNNING, YUNNAN PROVINCE 2015 NEIL AVE ONIAZDZISTA 27/169 U.S.S.R. CHINA, PEOPLE'S REP. COLUMBUS OH 43210 01-314 NARSZANA TEL: TEL: 22034 U.S.A. POLAND TLX: TLX: 64040 YUOBS CN TEL: 614-422-6789 TEL: 33-22-03 CONs 49C COK: 10 TLX: TLX: COK: 05,40,51 COM: 41 DINGENS P PROF DR DIZER MDAKKER PROF DOCOBO DURANTBZ JOSE A DOLIDZE MADONA V DR KORTRJJRSE STEEN1EG 763 RANDILI OBSERVATORY OBSERVATORIO ASTRONOKICO ABASTUNANI ASTROPHYSICAL B-9000 GENT BUGAZICI UNIVERSITY RAMON NARIA ALLER OBSBRVATORY BELGIUH CENGELXOV P 0 BOX 197 383762 ABASTUNANI,GEORGIA TEL: 091-221966 ISTANBUL SANTIAGO DE COMPOSTELA U.S.S.R. TLX: TURKEY SPAIN TEL: COK: 35 TEL: 3320277 TEL: TLX: TLX: TLX: COM: 29 CON: 10 COK: 26 DINULESCU NICOLAE I PROF DJUROVIC DRAGUTIN K DR DODD RICHARD J DR DOLLFUS AUDOUIN PROF SOSEANA KISELEPF 13 DEPT OF ASTRONOMY CARTER OBSERVATORY OBSERVATQIRE DE PARIS SECTOR 1 FACULTY OF SCIENCBS P 0 BOX 2909 SECTION DE REUDON 72168 BUCAREST STUDENTSKI TRG 16 (ELLINGTON 1 F-92195 NEUDON PL CEDEX RUKANIA YU-11000 BEOGRAD HEN ZEALAND FRANCE TEL: YUGOSLAVIA TEL: 728-167 TEL: 1-45-34-75-30 TLX: TEL: 011-420-221 TLX: 30172 KATOBS NZ TLX: COK: TLX: COM: COK: 10,16,20 COM: 08.19C

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 505 DONINKO FRAN PROF DR DORENNENDT KLAUS DR DOUBINSRIJ B A DR DOYLE JOHN GERARD SARANOYICEVA 11 PBYSIKALISC8-TECBHISCBES INST OF RADIO 4 ELECTRON ARHAGH OBSERVATORY YU-61000 LJUBLJANA BUNDESANSTALT ' USSR ACADENY OF SCIENCES ARNAGH BT61 90G YUGOSLAVIA BUNDESALLEE 100 103907 MOSCOV U.K. TEL: 061-322-210 D-3300 BRAUNSCHWEIG U.S.S.R. TEL: 861-522-928 TLX: GERNANY, F.R. TEL: TLX: 747937 CON: 46 TBL: 531-592-12-10 TLX: CON: STELLAR ATMOSPHERES TLX: 9-52-822 PTB D CON: 40 CON: 31 DONINSKI IRENEUSZ DR DORKAND JOHN RICHARD DR DOUGHTY NOEL A DR DRAINE BRUCE T ASTRONOMICAL LATITUDE OBS NATHENATICS DEPARTNENT PHYSICS DEPARTNENT PRINCETON UNIVERSITY OBS BORONIEC TEESSIDE POLYTECHNIC UNIVERSITY OF CANTERBURY PRINCETON UNIVERSITY 62-035 RORNIK NIDDLESBROUGH CHRISTCHURCH 1 PEYTON HALL POLAND CLEVELAND TS1 3BA m ZEALAND PRINCETON NJ 08544 TEL: U.K. TEL: U.S.A. TLX: TEL: 642-21812U4365 TLX: TEL: 609-452-3574 CON: 31 TLX: CON: 42,46 TLX: CON: 07 COM: 34 DONXE BELNUT PH D DOROSHKEVICB A G DR DOUGLAS A VIBERT DR DRAKE FRANK D PROP ZNTRLINST. F. ASTROPHYSIK INST OF APPLIED MATHS 402 67 SYDENHAN STR. DIV OF NATURAL SCIENCES ROSA-LUXENBURG-STR 17A USSR ACADENY OF SCIENCES KINGSTON ONT X7L 3H2 BOARD OF STUDIES ASTR S DDR-1502 POTSDAN 125047 NOSCOV CANADA ASTROPHYS UNIV CALIFORNIA GERNANY, D.R. U.S.S.R. TEL: 613-542-7007 SANTA CRUZ CA 95064 TEL: TEL: 972-37-14 TLX: U.S.A. TLX: TLX: CON: 15,41 TEL: 408-429-2931 CON: 47 TLX: CON: 36 COM: 16,40,48,51P DONNANGET J DR DORSCBNER JOHANN DR DOUGLAS JANES N PROF DRAKE STEPBEN A OBS ROYAL DE BELGIOUE UNIV STERNNARTE JENA DEPARTNENT OF ASTRONONY GODDARD SPACE FLIGHT CTR AVENUE CIRCULAIRE 3 SCHILLERGAESSCHEN 2 UNIVERSITY OF TEXAS CODE 602.6, UVSP B-1180 BRUXELLES DDR-6900 JENA t.L. NOORE BALL GREENBELT ND 20771 BELGIUN GERNANY, D.R. AUSTIN TX 78712-1083 U.S.A. TEL: 2-375-24-44 TEL: 8222637 U.S.A. TEL: 301-344-7985 TLX: 21565 TLX: 5886134 TEL: 512-471-4461 TLX: CON: 24.26C50 CON: 34,51 TLX: 910874-1351 CON: 36,40 CON: 40 DONG IL ZVN DOS REIS II PROF DOUGLASS GEOFFREY G DRANBA C PROF PYONGYANG ASTRON OBS OBSERVAMRIO ASTRONOHICO US NAVAL OBSERVATORY ASTRONOMICAL OBSERVATORY ACADEMY OF SCIENCES DPRK 3000 COINBRA 34TB S NASSACHUSETTS AVE P 0 BOX 28 TAESONG DISTRICT PORTUGAL IASHINGTON DC 20390 CUTITUL DE ARGINT 5 PYONGYANG . TEL: U.S.A. 75212 BUCAREST KOREA DPR TLX: TEL: 202-653-1457 RUNANIA TEL: CON: TLX: TEL: 753998: 193407 TLX: CON: 24 TLX: CON: CON: 19,31 DONN BERTRAN D DOSCHEX GEORGE A DR DOMIES ANN JULIET B DRAPATZ SIEGFRIED If DR NASA/GSFC NAVAL RESEARCH LABORATORY NULLARD RADIO AST OBS MPI F EXTRATERRESTRISCHE CODE 691 CODE 4170 CAVENDISH LABORATORY PHYSIK GREENBELT ND 20771 NASBINGTON DC 20375 NADINGLEY ROAD KARL-SCBBARZSCHILD-STR 1 U.S.A. U.S.A. CAMBRIDGE CB3 OHE D-8046 GARCHING B NUNCHEN TEL: 301-344-6859 TEL: 202-767-6473 U.K. GERNANY, F.R. TLX: 89675 TLX: TEL: 0233-66477 TEL: 089-3299880 CON: 15,34 CON: TLX: 81292 TLX: 05215845 CON: CON: 34 DOIIER URL JOBAN DR DOiSIl F DR DOMES DENNIS DR DRAVINS DAINIS PROF NORDITA 1NSTITUT D'ASTROPHYSIAUE IRAM LUND OBSERVATORY . BLEGDANSVEJ 17 UNIVERSITB DE LIEGE VOIR 10 BOX 43 DI-210C COPENHAGEN AVENUE DE COINTE 5 DOMAINE UNIVERSITAIRE S-221 00 LUND DENMARK B-4200 COINTE-OUGREE F-38406 ST-MARTIN-D'HERBS SNEDEN TEL: BELGIUN FRANCE TEL: 46-10 70 00 TLX: TEL: 041-52-99-80 TEL: 76-42-33-83 TLX: 33199 OSSW! S CON: 28 TLX: 41264 ASTRLG TLX: 980753 CON: 09,12,29,36 CON: 15 COM: 33,34,40 DOPITA NICIAEL AND1EN DR DOTT01I 10RACIO A DR DONNS GBORGE J DR DRAVSKIKB A F DR NOUNT STROILO OBSERVATORY INSTITUTO DE FISICA MIT LINCOLN LABORATORY SPECIAL ASTROPBYSICAL OBS PRIVATE BAG UNIV RIO GRANDE DO SUL ROON B285 USSR ACADENY OF SCIENCES NODEN P.O. ACT 2606 AV. BENTO GONCALVES 9500 PO BOX 73 LENINGRAD BRANCB AUSTRALIA 90049 PORTO ALEGRE - RS LEXINGTON MA 02173 196140 LENINGRAD TEL: 062-88-1111 BRAZIL U.S.A. U.S.S.R. TLX: 62270 CANOPUS AA TBL: 0055-512-364677 TEL: TEL: 297-94-52 CON: 34 TLX: 511055 UFRS BR TLX: TLX: CON: 28,34 CON: 40,51 COM: 08,40

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 506 LIST OF MEMBERS D1ECHSEL HORST DR DROFA VASILIY I DR DUBOUT RENEE DUFLOT MA1CELLE DR DR-RENEIS-STERNWARTE DEPARTMENT OF ASTRONOMY OBSERVATOIRE DE LYON OBSERVATOIRE DE MARSEILLE ASTR INST UHIV ERLANGEN-N KIEV UNIVERSITY AVENUE CHARLES ANDRE 2 PLACE LE VERRIER STERNWARTSTR 7 252127 KIEV F-69230 ST-GENIS-LAVAL , F-13248 MARSEILLE CEDEX 4 D-8600 BAMBERG U.S.S.R. FRANCE 1 FRANCE GERMANY, F.R. TEL: TEL: 78-56-07-05 TEL: 91-95-90-88 TEL: 0951-57708 TLX: TLX: 310926 TLX: 420241 TLX: $29830 UNIER D COM: COM: 25,28,34 CON: 30,45 COM: 42 DREHE1 JOHN 1 DROZYHBR ANDRZEJ DUBOV ENIL E PROF DUFOUR REGINALD JAMES M I T INSTITUTE OF ASTRONOMY WDC-B2 SPACE PHYSICS DEPARTMENT DEPT OP PHYSICS N. COPERNICUS UNIVERSITY MOLODEZHNAYA 3 RICE UNIVERSITY ROOM 26-315 UL. CHOPINA 12/18 117296 MOSCOW 204R SPACE SCIENCE BLDG. CAMBRIDGE NA 02139 87-100 TORUN U.S.S.R. HOUSTON TX 77001 U.S.A. POLAND TEL: 923-55-71 U.S.A. TEL: 617-253-8519 TEL: 26017 x 53 TLX: 411478 SGC SU TEL: 713-527-8101 TLX: 921473 TLX: 0552234 ASTR PL COM: 10,12 TLX: CON: 09,34,40 COM: 07 COM: 34 DRESSEL LINDA L DRYER MURRAY DR DUCATI JORGE RICARDO DR DUFTON PHILIP L DR DEPT SPACE PHYS i ASTRON SPACE ENVIRONMENT LAB INSTITUTO DE FISICA DEPT PURE t APPLIED PHYS RICE UNIVERSITY NOAA ERL IR/E/SE) UFRGS QUEEN'S UNIVERSITY. PO BOX 1892 325 BROADWAY AV. BEKTO GONCALVES 9500 BELFAST BT7 INN HOUSTON TX 77251 BOULDER CO 80303 90000 PORTO ALEGRE - RS U.K. U.S.A. U.S.A. BRAZIL TEL: 215133 TEL: 713-527-8101 TEL: 303-497-3978 TEL: 512-364677 TLX: 744J7 TLX: TLX: 592811 NOAA NASC BDR TLX: 051-1055 UFRS BR COM: 36 COM: 28 CON: 10,15,4? COM: 05,25,33 DRESSLER ALAN DUBAU JACQUES DR DUCHESNE MAURICE DR DULEY WALTER W PROF NT WILSON 4 LAS CAMPANAS OBSERVATOIRE DE PARIS OBSERVATOIRE DE PARIS PHYSICS DEPARTMENT OBSERVATORIES SECTION DE MEUDON 61 AVE DE L'OBSERVATOIRE YORK UNIVERSITY 813 SANTA BARBARA STREET F-92195 MEUDON PL CEDEX F-75014 PARIS 4700 IEELE STREET PASADENA CA 91101-1292 FRANCE FRANCE DOWNSVIEW ONT N3J1P3 U.S.A. TEL: 1-45-34-75-30 TEL: 1-43-20-12-10 CANADA TEL: 818-304-0245 TLX: 270912 OBSASTR TLX: TEL: 415-667-3040 TLX: 675425 CALTECH PSD COM: 14 CON: 09 TLX: COM: 28 COM: DRESSLER HURT PROF DUBNER GLORIA DR DUERBECI HILMAR 1 DR DULI GEORGE A PROF LAB PHYSH CHEMIE INSTITUTO ARGENTINO DE ASTRONOMISCHES I1STITUT DEPT ASTROPHYS SCIENCES ETH-ZENTRUN RADIOASTRONONIA UNIVERSITAT MUENSTER UNIVERSITY OF COLORADO CH-8092 ZUERICH CASILLA DE CORREO No. 5 DONAGKSTR. 75 CB 391 SWITZERLAND 1894 VILLA ELISA IBs.As. 1 D-4400 MUENSTER BOULDER CO 80309 TEL: 256-4441 ARGENTINA GERMANY, F.R. U.S.A. TLX: 53178 ETHBI CH TEL: 21-4-3793 TEL: 251-833561 TEL: 303-492-8788 COM: 14 TLX: 22414 CEDOC AR TLX: TLX: CON: COM: 42 CON: 10,40 DREVER RONALD 1 P DR DUBOIS MARC A DUERST JOHANNES DR DULTZIN DEBORAH DR DEPT NATURAL PHILOSOPHY CEA LANGR1ES INSTITUTO DE ASTRONOKIA GLASGOW UNIVERSITY D R F C CH-8821 SCHONENBERG UNAM GLASGOW G12 8QQ BP 6 SWITZERLAND APDO POSTAL 70-264 U.K. F-92260 FONTENAY-AUX-ROS. TEL: 01-788-1785 04510 NEXICO DF TEL: FRANCE TLX: MEXICO TLX: TEL: 1-46-54-78-81 CON: TEL: 548-53-05/6 COM: TLX: TLX: 1760155 CICME COM: 10 CON: 28,47 Sin JANET DUBOIS PASCAL DR DUFAY MAURICE PROF DUMA DKITRIJ P DR DEPT OP ASTROPHYSICS OBS DE STRASBOURG UNIVERSITE CLAUDE-BERNARD MAIN ASTRONOMICAL OBS SOUTH PARRS ROAD 11 RUE DE L'UNIVERSITE LYON I UKRAINIAN ACADBNY OF SCI OXFORD 0X1 3RQ F-67000 STRASBOURG 43 BD DU 11 NOVEMBRE 252127 KIEV U.I. FRANCE F-69621 VILLEURBANNE U.S.S.R. TEL: 0865-511336 TEL: 88-35-43-00 FRANCE TEL: 66-31-10 TLX: 851-83295 TLX: TEL: TLX: 131406 SXY SU COM: 28 COM: 28 TLX: COM: 08C COM: 14,21 DRILLING JOHN S DUBOSHIN G I PROF DR DUFFETT-SMITH PETER JAMES DOMONT RENE DR DEPT PHYSICS i ASTRONOMY STERNBERG STATE MULLARD RADIO ASTRON OBS OBSERVATOIRE DE BORDEAUX LOUISIANA STATE UNIV ASTRONOMICAL INSTITUTE CAVENDISH LABORATORY B.P. 21 BATON ROUGE LA 70803 UNIVERSITETSRIJ PROSP. 13 MADIRGLEY ROAD P-33270 FLOIRAC U.S.A. 119899 MOSCOW CAMBRIDGE CB3 QBE FRANCE TEL: 504-388-6795 U.S.S.R. U.R. TEL: 56-86-43-30 TLX: TEL: 139-23-82 HOME TEL: 0223-66477 TLX: COM: 33 TLX: TLX: 81292 CAVLAB G CON: 21C COM: 07 COM: 40

DUNHAM DAVID V DUROUCHOUX PHILIPPE DIORETSXY MICHAEL M DR DZIGVASHVILI R M DR SYSTEM SCIENCES DIVISION CEA CEN/SACLAY DEPT PHYSICS ( ASTRONOMY ABATSUMANI ASTROPHYSICAL COMPUTER SCIENCBS CORP DPHG/SAP UNIVERSITY COLLEGE LONDON OBSERVATORY 8728 COLESVILLE ROAD F-91191 GIF/YVETTE CEDEX GONER STREET 383762 ABASTUNANI SILVER SPRING MD 20910 FRANCE LONDON VC1E 6BT U.S.S.R. U.S.A. TEL: 69-08-33-76 U.K. TEL: TEL: 301-589-1545 TLX: 690860 PHYSPAC F TEL: 01-387-7050 TLX: TLX: 7108259636 CSCSSD COM: TLX: 28722 CON: 33 COM: 04,20,26 CON: 29 DUNKELMAI LANRENCE DURRAIT CHRISTOPHER J DR DYCI M DR DeVORRII DAVID H LUNAR 4 PLANETARY LAB DEPT APPLIED MATHENATICS RITT PEAR NATIONAL OBS NATL AIR ( SPACE MUSEUM UNIVERSITY OF ARIZONA UNIVERSITY OF SYDNBY PO BOX 26732 SMITHSONIAN INSTITUTION PO BOX 36241 SYDNEY NSN 2006 TUCSON AZ 85726 NASHINGTON DC 20560 TUCSON AZ 35740 AUSTRALIA U.S.A. U.S.A. U.S.A. TEL: 02-692-3373 TEL: TEL: 202-357-2828 TBL: 602-621-6963 TLX: 20056 FISHLIB AA TLX: TLX: TLX: COM: COM: COM: 41 COM: 09,12,21,44,50 DUNN RICHARD B DR DUTHI! JOSEPH G PROF DYER CHARLES CHESTER DR EATON JOEL A DR NATL SOLAR OBSERVATORY UNIVERSITY OF ROCHESTER PHYS SCS GR RM S-650 INDIANA UNIVERSITY SUNSPOT NM 88349 DEPT PHYSICS i ASTRONOMY SCARBOROUGH COLLEGE ASTRONOMY DEPT U.S.A. ROCHESTER NY 14627 UNIVERSITY OF TORONTO SIAIN HALL IEST 319 TEL: 505-434-1390 U.S.A. TORONTO ONT MIC 1A4 BLOOMINGTON IN 47405 TLX: TEL: CANADA U.S.A. COM: 10,12 TLX: TEL: 416-284-3318 TEL: 812-335-4176 COM: 48 TLX: TLX: COM: 47 COM: 42 DUPREE ANDREA I DR DUVAL MARIE-FRANCE DYER EDNA1D R Dl ECCLBS MICHAEL J DR SOLAR i STELLAR DIVISION OBSERVATOIRE DE MARSEILLE 3226 DAVIS STREET N.I. SUNNYSIDE CENTER FOR ASTROPHYSICS 2 PLACE LB VERRIER NASHINGTON DC 20007 BALLENCRIEFF TOLL 60 GARDEN STREET F-1324S MARSEILLE CEDEX 4 U.S.A. BATHGATE EH48 4LD CAMBRIDGE MA 02138 FRANCE TEL: U.R. U.S.A. TEL: 91-95-90-88 TLX: TEL: 0506-53989 TBL: 617-495-7489 TLX: CON: TLX: 727484 TLX: 921428 SATELLITE CAM CON: 28 COM: 51 COM: 34,36,44

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 508 LIST OF MEMBERS ECHEVEIIIA KOMI JUA1 K. EDIARDS TERRY V EHLERS JUIGEN PROF EL EID MOUNII DR APDO POSTAL 877 DEPT PHYSICS 4 ASTRONOMY MPI FUER PHYSIR UND UNIVERSITAETSSTERNKARTB 22960 ENSEHADA, B. CALIF. UNIVERSITY OF MISSOURI ASTROPHYSIX GEISNARLAHDSTR 11 MEXICO COLUMBIA MO 65211 KARL-SCHKARZSCHILD-STR 1 D-3400 GOETTIRGER TEL: U.S.A. 0-8046 GARCHING B MURCHEN GERMANY, F.R. TLX: TEL: 314-882-3036 GERMANY, F.R. TEL: COM: TLX: TEL: 089-3299-9444 TLX: COM: 35 TLX: 524629 ASTRO D COM: COM: 47 EDDY JOHN A DR EDVIN ROGER P EICHHORN HEINRICB K DR EL SHALABY MOHAMED UBIV. CORP FOR ATKOS. RES UNIVERSITY OBSERVATORY DEPARTMENT OF ASTRONOMY ASTROROMY t METEOROL DEPT PO BOX 3000 BUCHANAN GARDENS UNIVERSITY OF FLORIDA CAIRO UNIVERSITY BOULDER CO 80307 ST ANDREWS, FIFE RYU 9LZ 231 SPACE SC RES BLDG CAIRO U.S.A. U.K. GAINESVILLE FL 32611 EGYPT ML: 303-497-1150 TEL: U.S.A. TEL: TLX: 45694 TLX: TEL: 904-392-2052 TLX: COM: 10.41P COM: 09 TLX: COM: 34 COM: 07,08,24,26 EDLBI BEI5T PROF EELSALU HEINO DR EICHLER DAVID DR EL-BASSURY ALANY A A DEPARTMENT OF PHYSICS TARTU OBSERVATORY ASTRONOMY PROGRAM HIAG UNIVERSITY OF LUND 202444 T0RA7ERE, ESTONIA UNIVERSITY OF NARYLAND HELNAR-CAIRG SOELVEGATAH 14 U.S.S.R. COLLEGE PX MD 20742 EGYPT S-223 62 LUND TEL: 41469 TARTD U.S.A. TEL: 782683 SWEDEN TLX: TEL: 301-454-644! TLX: 9703 HIAG UN TEL: 046-107730 COM: 25.30.41C TLX: 710-8260352 CON: 27,28,37 TLX: COM: 48 COM: 14 EDMOIDS FRAME R JR DR EFREMOV YU I DR EILER JEAN EL-BAZ FAROUI DR DEPARTMENT OF ASTRONOMY INST FOR APPLIED MATHS PHYSICS DEPARTMENT ITEX OPTICAL SYSTEMS UNIVERSITY OF TEXAS USSR ACADEMY OF SCIENCES NEW MEXICO TECH 10 MAGUIRE ROAD RLM 15.212 125047 MOSCOW SOCORRO NN 87801 LEXINGTON MA 02173 AUSTIN IX 78712 U.S.S.R. U.S.A. U.S.A. U.S.A. TEL: TEL: 505-835-5433 TEL: 617-276-2532 TEL: 512-471-4461 TLX: TLX: TLX: 923456 TLX: COM: COM: 48 COM: 16 CON: 12,29,36 EDMONDSON FRANK I PROF EFREMOV YURY N DR EINASTO JAAN DR EL-RAEY MOHAMED E DR GOETHE LINX OBSERVATORY STERNBERG ASTROR INST TARTU ASTROPHYSICAL OBS DEPT ERVIRORMENT. STUDIES INDIANA UNIVERSITY UNIVERSITETSRY PROSP. 13 ESTONIAN ACAD OF SCIENCES INST GRADUATE STUD.i RES. 319 A SWAIN BALL NEST 119899 MOSCOW 2G2444 TORAVERE, ESTONIA UNIVERSITY OF ALEXANDRIA BLOOMINGTON IN 47405 U.S.S.R. U.S.S.R. ALEXARDRIA U.S.A. TEL: 139 26 57 TEL: EGYPT TEL: 812-335-6918 TLX: TLX: TEL: TLX: COM: 27,33,37 COM: 28C,33C,37,47 TLX: COM: 20,30,33,41 COM: 44 EDNUNDS NICNAEL GEOFFREY EFSTATHIOD GEORGE EINAUDI GIORGIO EL-SHAARAWY N B DR DEPT APPLIED MATH i AST INSTITUTE OF ASTROROMY SCUOLA NORMALE SUPERIORE HELNAR OBSERVATORY UNIVERSITY COLLEGE MADIRGLEY ROAD DI PISA HELNAH-CAIRO PO BOX 78 CAMBRIDGE CB3 OHA PIAZZA DEI CAVALIERI EGYPT CARDIFF CF1 1XL U.X. 1-56100 PISA TEL: TEL: 0223-62204 ITALY TLX: TELu.x.: 0222-44211 TLX: 817297 ASTROR G TEL: 050-597-325 COM: TLX: 498635 ULIBCF COM: 28 TLX: 590548 SRSPI COM: 28 COM: 12 IDIAROS ALAI CH DR EGGLETON PITER P DR BIRICRE O H LBITOR ELFORD WILLIAM GRAHAM DR DEPT OF ASTROPHYSICS INSTITUTE OF ASTRONOMY UNIVERSITY OBSERVATORY DEPARTMERT OF PHYSICS SOUTH PARRS ROAD MADINGLEY ROAD OESTER VOLDGADE 3 UNIVERSITY OF ADELAIDE OXFORD OX1 3RQ CAMBRIDGE CB3 OHA DM350 COPENHAGEN R GPO BOX 498 U.X. U.R. DENMARK ADELAIDE 5001 TEL: TEL: 223-62204 TEL: 1-14-17-90 AUSTRALIA TLX: TLX: 817297 ASTRON G TLX: TEL: 02-228-5321 CON: 35 COM: 35,42 COM: TLX: 89141 UNIVQD AA COM: 22C BDIARDS PAUL J DR EGRET DANIEL DR BRERS RONALD D DR ELGAROY OYSTEIN PROF KT STROKLO OBSERVATORY OBS DE STRASBOURG NRAO INST THEORET ASTROPHYSICS PRIVATE BAG 11 RUE DE L'UNIVERSITE PO BOX 0 UNIVERSITY OF OSLO VODER P.O. ACT 2606 F-67000 STRASBOURG SOCORRO NM 87801 P O BOX 1029 AUSTRALIA FRANCE U.S.A. N-0315 BLINDERN, OSLO 3 TEL: 062-88-1111 TEL: 88-35-43-00 TEL: 505-772-4297 NORWAY TLX: 68270 AA TLX: 890506 STAROBS TLX: 910-9881710 TEL: 02-456-504 COM: 25C,27,48,50 COM: 05,33,45 COM: 28,40 TLX: COM: 40,46

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 509 BLIPE SAICHEZ AITOIIO ELLIS RICHARD S ELVIS MARTII S DR EMERSOI JANES P DPTO FIS TIERRA 4 COSMOS PHYSICS DEPARTMENT HARVARD SMITHSONIAN CTR DEPT OF PHYSICS URIVERSIDAD DE ZARAGOZA DURHAM UNIVERSITY FOR ASTROPHYSICS QUEEN MARY COLLEGE • 50009 ZARAGOZA SOUTH ROAD 60 GARDEN STREET KILE ERD ROAD SPAIN DURHAM DH1 3LE CAMBRIDGE MA 02138 LONDON El 4NS TEL: 976-351011 U.K. U.S.A. U.K. TLX: 58198 TEL: TEL: 617-495-7442 TEL: 01-980-4811 COM: 07 TLX: TLX: 921428 TLX: 893750 QMCUOL G COM: COM: COM: 34 ELITZUR M0S8E ELMEGREEI BRUCE GORDON DR ELVIUS AIIA M PROF ENINZADE T A DR BEPT PHYSICS 4 ASTRONOMY IBM STOCKHOLM OBSERVATORY SHEMAKHA ASTROPHYSICAL UNIVERSITY OF KENTUCKY THOMAS J. WATSON RES CTR S-133 00 SALTSJOEBADEN OBSERVATORY LEXINGTON KY 40506-0055 PO BOX 218 SWEDEN 373243 AZERBAIDZAN U.S.A. YORKTOWN HEIGHTS NY 10598 TEL: 08-7170195 U.S.S.R. TEL: 606-257-4720 U.S.A. TLX: 12972 SOBBSERV S TEL: TLX: TEL: 914-945-2448 CON: 28,34 TLX: COM: 34 TLX: 137456 COK: 35 COM: 34C37 ELLDER JOEL DR ELMEGREEI DEBRA MELOY ELVIUS TORD PROF ENERITUS ENSLIE A. GORDON ONSALA SPACE OBSERVATORY IBM NORRLANDSGATAN 34F UNIVERSITY OF ALABAMA S-430 34 ONSALA THOMAS J. WATSON RES CTR S-752 29 UPPSALA DEPT OF PHYSICS SWEDEN PO BOX 218 SWEDEN HUNTSVILLE AL 35899 TEL: YORKTOWN HEIGHTS NY 10598 TEL: 018-100857 U.S.A. TLX: U.S.A. TLX: TEL: 205-895-6167 COM: TEL: 914-945-2448 COM: 33,45 TLX: TLX: 137456 COM: 10 COM: 28,33,34 ELLIOT JAMES L DR ELSAESSER HANS PROF BLIERT GERHARD PROF EICRENAZ PIERRE J DR . DEPT EARTH 4 PLANET SCI KPI FUR ASTRONOMIE LEHRSTUHL F THEORETISCHE ECOLE NORMALE SUPERIEURE MIT KOBNIGSTUHL ASTROPHYSIJ 24 RUE LHOMOND BLDG 54-422A D-6900 HEIDELBERG UNIVERSITAET TUEBINGEN F-75005 PARIS CAMBRIDGE MA 02139 GERMANY, F.R. D-7400 TUEBINGEN FRANCE U.S.A. TEL: 62-21-528-200 GERMANY, F.R. TEL: 1-43-29-12-35 TEL: 617-253-6308 TLX: TEL: 07071/296483 TLX: TLX: 921473 KIT CAM COM: 21,33 TLX: 7-262714 ALT D COM: 34 COM: 16,20 COM: 10,40 ELLIOTT IAI DR ELSNORE BRUCE DR ELYASBERG P E PROF DR EICRENAZ THERESE DR DUNS INK OBSERVATORY CAVEND1SS LABORATORY SPACE RESEARCH INSTITUTE OBSERVATOIRE DE PARIS DUBLIN 15 NADINGLEY ROAD USSR ACADEMY OF SCIENCES SECTION DE NEUDON IRELAND CAMBRIDGE CB3 OHE PROFSOYUZNAYA ST. 84/32 GROUPE PLANETES TEL: 1-387-959 U.K. 117810 MOSCON F-92195 MEUDON PL CEDEX TLX: 31687 DIAS EI TEL: 0223-66477 U.S.S.R. FRANCE COM: 12 TLX: 81292 TEL: 333-31-22 TEL: 1-45-34-75-30 COM: 19,24,40 TLX: 411498 IKI STAR SU TLX: 204464 COM: 07 COM: 16C ELLIOTT KBHBTH H DR ELST ERIC (ALTER DR EMELIAIOV IIKOLAJ V DR EIDAL AIDREI S DR DEPT OF SPACE RESEARCH KONINGLIJRE STERRENffACHT STERNBERG STATE APPLIED RESEARCH CO UNIVERSITY OF BIRMINGHAM VAN BELGIE ASTRONOMICAL INSTITUTE 8201 CORPORATE DRIVE PO BOX 363 RINGLAAI 3 UNIVERSITETSRIJ PROSP 13 LANDOVER MD 20785 BIRMINGHAM B15 2TT 8-1180 BRUSSEL 119899 NOSCOW U.S.A. U.K. BELGIUN U.S.S.R. TEL: 301-459-8442 TEL: 021-472-1301 TEL: TEL: 139-37-64 TLX: TLX: 338938 TLX: TLX: COM: 35 COM: 34 COM: COM: 07 ELLIS O R A PROF ELSTE GUITHER H DR EMERSOI BRIAI MR BIGELEARD E J G PROF DR UNIVERSITY OF TASMANIA DEPARTMEIT OF ASTRONOMY ROYAL GREENWICH OBS PHYS-TECHI-BUIDESANSTAET P.O.BOX 252C UNIVERSITY OF MICHIGAN HERSTNONCEUX CASTLE BRAUNSCHWEIG HOBART, TASMANIA DEMMISON BUILDING HAILSHAN BN27 1RP SACKRIIG 34 AUSTRALIA All ARBOR MI 48109 U.K. D-3300 BRAUNSCHWEIG TEL: U.S.A. TEL: 031-667-3321 GERMANY, F.R. TLX: 58150 TEL: 313-764-3444 TLX: 72383 ROEDIN G TEL: 0531-56365 COM: 40 TLX: COM: 04 TLX: CON: 10,12,36 COM: 14 ELLIS GEORGE F R PROF ELSTOI IOLFGAIG E PROF EMERSOI DAVID EIGII SEMAIUR PROF DEPT APPLIED MATHEMATICS DEPARTMEIT OF GEOLOGY DEPT OF ASTRONOMY DEPARTMENT OF ASTRONOMY UNIVERSITY OF CAPE TON UNIVERSITY OF NEW MEXICO UNIVERSITY OF EDINBURGH UNIVERSITY OF AIKARA ROIDEBOSCE 7700 ALBUQUERQUE IM 87131 ROYAL OBSERVATORY FEI FAKULTESI SOUTH AFRICA U.S.A. EDINBURGH EH9 3HJ ANKARA TEL: 698531 TEL: 505-277-5339 U.K. TURKEY TLX: 5721439 TLX: 660461 TEL: TEL: COM: 47,51 COM: 16 TLX: TLX: COM: 28 CON:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 510 LIST OF MEMBERS EMGVOLD 0DDBJ0ER1 DR ERCAN E. NIHAL ERSEKOVICN ALEXANDER PROF BSTALELLA ROBERT IIIST THEORET ASTROPHYSICS XANDILLI OBSERVATORY DEPT GEOPHYS 4 PLANET SCI DPTO FIS TIERRA i COSMOS UNIVERSITY OF OSLO BOSPHORUS UNIVERSITY TEL-AVIV UNIVERSITY UNIVERSIDAD DE BARCELONA P 0 BOX 1029 CENGELKOY TEL-AVIV 69978 DIAGONAL 645 N-0315 BLINDERN, OSLO J ISTANBUL 81220 ISRAEL 08028 BARCELONA NORWAY TURKEY TEL: 03-413505 SPAIN TEL: TEL: 3320240/41 TLX: 342171 VERSY IL TEL: 330-73-11/298 TLX: TLX: 26411 BOUN TR COM: 15 TLX: CON: 09C10 COM: CON: ENOIIE SBINZO PROF ERDI B DR ERTAN A YEIER DR BVANGELIDIS E DR TOYOKAWA OBSERVATORY ASTRONON1CAL DEPARTNENT EGE UNIVERSITY PLASNA PHYSICS DIVISION NAGOYA UNIVERSITY LORAND EOTVOS UNIVERSITY FEN FAKULTESI NUCOR / PELINDABA 13 flONOHARA 3-CHONE RUN BELA TER 2 ASTRONONI BOLUMU PRIVATE BAG X256 TOYOKAWA 442 B-1083 BUDAPEST BORNOVA-IZMIR PRETORIA 0001 JAPAN HUNGARY TURKEY SOUTH AFRICA TEL: 5338-6-3154 TEL: 141019 TEL: TEL: 27-12-21-3311 TLX: 4322-310 TYKW J TLX: TLX: TLX: 30253 SA CON: 10,40 COM: 07 COM: COM: 33,36 EISLIN HEINZ DR ERGNA E V OR ERUSHBV N N DR EVANS ANEURIN DEUTSCHES HYDROGRAPHISCH. ASTRONOMICAL COUNCIL CRIMEAN ASTROPBYS OBS DEPT OF PHYSICS INSTITUT USSR ACADENY OF SCIENCES USSR ACADEMY OF SCIENCES UNIVERSITY OF KEELE PQSTFACH 220 PYATNITSKAYA UL 48 334413 NAUCHNIY / CRIMEA KEELE ST5 5BG D-2000 HAMBURG 4 109017 MOSCOW U.S.S.R. U.K. GERNANY, F.R. U.S.S.R. IS!;: TEL: 0782-621111 TEL: 040-31-905-194 TEL: 231-54-61 TLX: TLX: 361.13 UHKLIB G TLX: 0211138 TLX: 412623 SCSTP SU COM: CON: 27 CON: 19,31 COM: 35,49 EPFS HARLAND IARRBN PROF ERICKSOl WILLIAM C DR ESHLENAN VON R PROF EVANS DAVID S PROF DEPARTMENT OF ASTRONONY ASTRONONY PROGRAM DURAND 221 DEPARTNENT OF ASTRONOMY UNIVERSITY OF CALIFORNIA UNIVERSITY OF MARYLAND STANFORD UNIVERSITY UNIVERSITY OF TEXAS NATH SCI RM 8983 COLLEGE PARK MD 20742 STANFORD CA 94305 AUSTIN TX 78712 . LOS ANGELES CA 90024 U.S.A. U.S.A. U.S.A. U.S.A. TEL: 301-454-6453 TEL: 415-497-3531 TEL: 512-471-4461 TEL: 213-825-3025 TLX: 7108260352 TLX: TLX: TLX: 910-3427597 COM: 10,40 COM: 16,40,49 COM: 41 CON: EPSTEIN EUGENE B DR ERIGUCHI YOSHIHARU DR ESIPOV V F DR EVANS J V DR THE AEROSPACE CORPORATION DEPT EARTH SC 4 ASTRONOMY STERNBERG STATE ASTR INST COMSAT LABORATORIES 2118 PATRICIA AVE COLL ARTS i SC/UNIV TOKYO 117234 NOSCOW 22300 CCNSAT DR LCS ANGELES CA 90025 KOMASA NEGURO U.S.S.R. CLARKSBURG MD 20871 U.S.A. TOKYO 153 TEL: U.S.A. TEL: 213-648-6798 JAPAN TLX: TEL: 301-428-4422 TLX: 664460 TEL: 03-467-1171x439 CON: 28,34 TLX: 908753 CON: 40,51 TLX: 25510 UNITOKYO COM: 12 CON: 35 EPSTEIN GABRIEL LEO DR ERIKSEN GUNNAR PROF ESKIOGLU A NIHAT EVANS JOHN W DR NASA-GSFC INST THEORET ASTROPHYSICS DEVLET MUHENDISLIK 1 BAYA ROAD CODE 682 UNIVBRSITY OF OSLO HINARLIK AKADENIS1 ELDORADO GREENBELT MD 20771 P O BOX 1029 ADAPAZARI, SAKARYA SANTA FE NN 87503 U.S.A. N-0315 BLINDERN, OSLO 3 TURKEY U.S.A. TEL: NORWAY TEL: TEL: TLX: TEL: 02-45-65-15 TLX: . TLX: CON: 12,14 TLX: COM: 27 COM: COM: 40 EPSTEIN ISADORE PROF ERIKSSON KJELL DR ESFOSITO F PAUL PROF EVANS KENTON DONER DR ASTRONONY DEPARTMENT ASTRONOMISKA DEPT OF PHYSICS 11 PHYSICS DEPARTMENT COLUMBIA UNIVERSITY OBSERVATORIET UNIVERSITY OF CINCINNATI THE UNIVERSITY PUPIN PHYSICAL LABS BOX 515 CINCINNATI OH 45221 LEICESTER LEI 7RN NEW YORK NY 10027 S-751 20 UPPSALA U.S.A. U.K. U.S.A. SWEDEN TEL: 513-475-2233 TEL: 0533 554455 TEL: 212-280-3280 TEL: 18-11-24-88 TLX: TLX: 341664 TLX: 125953 COLUMBIA TLX: 76024 UNIVUPS S COM: CON: 40 CON: 35. COM: 36 EPSTEIN RICHARD I DR ERPYLEV N P DR ESPOSITO LARRY 1 EVANS NANCY RENAGE DR LOS ALANOS NATIONAL LAB ASTRONOMICAL COUNCIL LASP CONPUTER SCIENCES CORP NS 436 USSR ACADENY OF SCIENCES UNIVERSITY OF COLORADO IUE OBS - CODE 684.9 LOS ALAMOS NM 87545 PYATNITSKAYA UL 48 CAMPUS BOX 392 GODDARD SPACE FLIGHT CTR U.S.A. 109017 MOSCOW BOULDER CO 80309 GREENBELT ND 20771 TEL: 505-667-9595 U.S.S.R. U.S.A. U.S.A. TLX: TEL: 231-54-61 TEL: 303-492-7325 TEL: 301-344-7537 COM: TLX: 412623 SCSTP SU TLX: TLX: CON: 41 CON: 16 COM: 27

EVIATAR AHAROR PROP PABRICART DANIEL G FALCHI AKBRETTA FARG CHERG DEPT GEOPHYS 4 PLANET SCI HARVARD-SMITHSONIAN CTR OSSERVATORIO ASTROF1SICO DEPT OF ASTRORONY TEL-AVIV UNIVERSITY FOR ASTROPHYSICS DI'ARCETRI NANJING UNIVERSITY TEL-AVIV 69978 60 GARDER STREET LARGO E. FERMI 5 NANJING ISRAEL CAMBRIDGE MA 02138 1-50125 FIRERZE CHINA, PEOPLE'S REP. TEL: -03-420620 U.S.A. ITALY TEL: 34651-2882 TLX: 342171 VBRSY IL TEL: 617-495-7398 TEL: 55-220-034 TLX: 34151 PRCRU CR COM: 15,49 TLX: 921428 SATELLITE CAM TLX: 572268 ARCETR I CON: 10,12 COM: 09,28,44 CON: 10 EIKI RAROLD I DR FABRICIUS CLAUS V FALCIARI ROBERTO DR FARG LI-ZHI 60 BEAVER ROAD COPERRAGER UNIVERSITY OBS OSSERVATORIO ASTROFISICO CERTER FOR ASTROPHYSICS RESTOR NA 02193 BRORFELDE DI ARCETRI URIV SCIENCE 5 TECHNOLOGY U.S.A. DR-4340 TOLLOSE LARGO E. FERMI 5 HEFEI, ANHUI PROVIRCE TRL: DENMARK 1-50125 FIRBNZE CHIRA, PEOPLE'S REP. TLX: TEL: 45-3-488-195 ITALY TEL: 63300 CON: TLX: 44155 DARAST DR TEL: 55-220034 TLX: COM: 08 TLX: 572268 ARCETR I CON: 47,48 CON: IOC,12 ERIRG RARTIR S FADEYEV YURI A FALI SYDNEY R JR DR FARSSLOR JOHN LYNAX - CALTECH 102-24 ASTROROMICAL COURCIL DEPT OF ASTROROMY JET PROPULSION LAB PASADERA CA 91125 USSR ACADEMY OF SCIERCES UNIVERSITY OF TEXAS N/S 264-748 U.S.A. PYATRITSXAYA STR 48 AUSTIR TX 78712 4800 OAK GROVE DR TEL: 818-356-4970 109017 MOSCOW U.S.A. PASADENA CA 91109 TLX: 675425 U.S.S.R. TEL: U.S.A. COR: 40 TEL: 231-54-61 TLX: TEL: 213-354-6323 TLX: 412623 SCSTP SU COM: 34,47 TLX: 675429 COM: 27,35 CON: 19,24

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 512 LIST OF MEMBERS FAITI CARLA GIOVAHHINI FAIELL DBRBR R DR FEDOROV E P PROF FEIX GERHARD DR ISTITOTO RADIOASTRONONIA ' UNIVERSITY OF LONDON OBS MAIN ASTROI OBSERVATORY RUHR UNIVERSITAET BOCHUN VIA IRIERIO 46 KILL HILL PARK UKRAINIAN ACAD SCIENCES DEPT XII 1-40126 BOLOGNA LOUDON NH7 2QS 252127 KIEV POSTFACH 102148 ITALY U.K. U.S.S.R. D-4630 BOCHUN TEL: 051-232856/57 TEL: TEL: 66-31-10 GERMANY, F.R. TLX: 211664 INFN BO TLX: TLX: 131406 SKY SO TEL:'0234-700-2051 COK: COB: 46 CON: 19 TLX: 0825860 CON: 40 FAITI ROBERTO FAY THEODORE D DR FEDOROVA RINNA T DR FEJES ISTVA1 DR ISTITUTO DI FISICA NAIL STOP 19 ASTRONONICAL OBSERVATORY FONI SATELLITE UNIVERSITA DI BOLOGNA TELEDYNE BROIN ENG NIROLAEV BRANCH OF THE GEODETIC OBSERVATORY VIA IRNERIO 46 CUNNINGS RES PARK RAIN ASTRONOKICAL OBS BOX 546 1-40126 BOLOGNA HUNTSVILLE AL 35807 327000 NIROLAEV H-1373 BUDAPEST ITALY U.S.A. U.S.S.R. HUNGARY TEL: 232856/57 TEL: TEL: 37-57-14 TEL: TLX: 211664 INFN BO TLX: TLX: TLX: CON: 40 CON: CON: 08 COK: 51 FARAGGIA1A ROSUIA PROF FAZIO GIOVANNI G DR FEGAN DAVID J DR FEREL FRANCIS C OSSERVATORIO ASTRONONICO CENTER FOR ASTROPHYSICS PHYSICS DEPT VANDERBILT UNIVERSITY VIA TIEPOLO 11 HCO/SAO UNIVERSITY COLLEGE DYER OBSERVATORY . 1-34131 TRIESTE 60 GARDEN ST BELFIELD NASHVILLE TN 37235 ITALY CANBRIDGE KA 02138 DUBLIN 4 U.S.A. TEL: 040-793921 U.S.A. IRELAND TEL: 615-322-2804 TLX: 461137 OAT I TEL: 617-495-7458 TEL: 692244 TLX: CON: 29,36,44 TLX: 921428 SATELLITE CAN TLX: 32693 UCD EI COK: 26,42 CON: 44,48,51 CON: FARIIELLA PAOLO DR FEAST NICHAEL V DR FEHRENBACH CHARLES PROF FELDNAN PAUL A DR ISTITOTO DI NATEKATICA S A A O LES NAGNANARELLES HERZBBRG INST ASTROPHYS UNIVERSITA' DI PISA P 0 BOX 9 LCURNARIN NATL RESEARCH COUNCIL VIA BUONARROTI 2 OBSERVATORY 7935 F-84160 CADENET 100 SUSSEX DR 1-56100 PISA SOUTH AFRICA FRANCE OTTAWA ONT X1A 0R6 ITALY TEL: (27)21 47 00 25 TEL: 90-68-00-28 CANADA TEL: TLX: 520309 TLX: TEL: 613-993-6060 TLX: CON: 27,28,29,33,37,45 COK: 09,28,30,33,45 TLX: 0533715 COK: 07,15,16 CON: 40,51 FARIIX FRAITISEI FEAUTRIER NICOLE DR FEIBBLKAN NALTBR A DR FELDKAN PAUL DONALD DR ASTRONONICAL INSTITUTE OBSERVATOIRE DE PARIS NASA/GSFC DEPT PHYSICS i ASTRONONY CZECH. ACAD. OF SCIENCES SECTION DE NEUDON CODE 685 JOHNS HOPKINS UNIVERSITY ONDREJOV OBSERVATORY F-92195 HEUDON PL CEDEX GREENBELT ND 20771 BALTIHORE ND 21218 251 65 ONDREJOV FRANCE U.S.A. U.S.A. CZECHOSLOVAKIA TEL: 1-45-34-75-70 TEL: 301-344-5272 TEL: 301-338-7339 TEL: 204-999-201/202 TLX: TLX* TLX: 710-234-1090 TLX: 121579 CON: 14 CON: 10,27,34 COK: 15,21,44 CON: 10 FAUCHER PAUL DR FECHTIG HUGO DR FEINSTEIN ALEJANDRO DR FELDKAN U DR OBSERVATOIRE DE NICE SANSERIEG 3 OBSERVATORIO ASTRONONICO DEPT PHYSICS i ASTRONONY BP 139 D-6906 LEIKEN 1900 LA PLATA TEL-AVIV UNIVERSITY F-06003 NICE CEDEX GERHANY, F.R. ARGENTINA RAKAT-AVIV 69978 FRANCE TEL: TEL: 021-21-7308 ISRAEL TEL: 93-89-04-20 TLX: TLX: 31216 CESLA AR TEL: TLX: 460004 CON: 15C,21,22C CON: 25,37 TLX: COK: 14 CON:

FAULKNIR DONALD J DR FEDERICI LUCIANA FEISSEL NARTINE DR FELDKAN URI NT STXOKLO 4 SIDING DIPTO DI ASTRONONIA OBSERVATOIRE DE PARIS HOLBURT CTR FOR SPACE RES SPRING OBSERVATORIES UNIVERSITA DEGLI STUDI 61 AVE DE L'OBSERVATOIRE NAVAL RESEARCH LABORATORY PRIVATE BAG C P 596 F-75014 PARIS WASHINGTON DC 20375 WODEN P.O. ACT 2606 1-40100 BOLOGNA FRANCE U.S.A. AUSTRALIA ITALY TEL: 1-43-20-12-10 TEL: 202-767-3286 TEL: 062-88-1111 TEL: TLX: TLX: TLX: 62270 TLX: 211664 INFN BO I COK: 08,19V CON: 12 CON: 34.35 COK: FAULKNER JOHN PROF FEDBRNAN STEVEN ROBERT FEITZINGBR JOHANNES PROF FELBNBOK PAUL DR LICK OBSERVATORY N/S 183-601 ASTRONOKISCHES INSTITUT OBSERVATOIRE DE PARIS UNIVERSITY OF CALIFORNIA JET PROPULSION LAB RUHR UNIVERSITAET BOCHUK SECTION DE KEUDON SANTA CRUZ CA 95064 4800 OAK GROVE DRIVE POSTFACH 102148 F-92195 KEUDON PL CEDEX U.S.A. PASADENA CA 91109 D-4630 BOCHUK FRANCE TEL: 408-429-2815 U.S.A. GERKARY, F.R. TEL: 1-45-34-75-70 TLX: TEL: 818-354-2274 TEL: 0234-700-3450 TLX: CON: 35,42 TLX: TLX: 825860-1 RUB D CON: 14 CON: 34 CON: 28.33,34

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 513 FELLGETT PETE! PROF FERLAID GARY JOSEPH PERRAZ-NRLLO S PROF DR FICARRA ANTONINO DR DEPT OF CYBERNETICS ASTRONONY DEPARTNENT UNIVERSIDADE DE SAO PAULO 1ST DI RADIOASTRONONIA 3 EARLY SATE OHIO STATE UNIVERSITY DEPT ASTRONONIA VIA IRNERIO 46 UHITEKNIGHTS COLUMBUS OH 43210 CAIXA POSTAL 30627 1-40126 BOLOGNA READING RG6 2AL U.S.A. 01051 SAO PAULO SP ITALY U.K. TEL: 614-422-1773 BRAZIL TEL: 51-232856 TEL: 0734-65758 TLX: 8104821715 TEL: 11-549-6709 TLX: 211664 INFN BO I TLX: 847813 CON: 27 TLX: 1136221 IAGN BR CON: CON: 09 CON: 07C,20.46C FELLI NARCELLO DR FERNANDEZ JEAN-CLAUDE DR FERRER NAXTINEZ SEBASTIAN FICBTEL CARL E DR 0SSERVAT0RI0 ASTROPISICO CBSERVATOIRE DE NICE DPTO FIS TIERRA i COSNOS GODDARD SPACE FLIGHT CTR DI ARCETRI BP 139 UNIVERSIDAD DE ZARAGOZA CODE 660 LARGO E. FERMI 5 F-06003 NICE CEDEX 50009 ZARAGOZA GREENBELT ND 20771 1-50125 FIREKZE FRANCE SPAIN U.S.A. ITALY TEL: 93-89-04-20 TEL: 976-357011 TEL: 301-344-6281 TEL: 055-220034 TLX: TLX: 58198 TLX: 89675 TLX: 572268 CON: 15 CON: 07 CON: 44,48 CON: 34,40 FELTE1 JAKES E DI FERNANDEZ SILVIA N. DR FERRER OSVALDO BDUARDO DR FIELD DAVID 8569 GREENBELT RD, 80.204 OBSERVATORIO ASTRONONICO UNIV NACIONAL DE LA PLATA SCHOOL OF CHEKISTRY GREENBELT NO 20770 LAPRIDA 854 FACULDAD DE CIENCIAS CANTOCXS CLOSE U.S.A. 5000 CORDOBA ASTRON Y GEOFISICAS BRISTOL BS8 ITS TEL: 301-552-1526 ARGENTINA 1900 LA PLATA U.K. TLX: TEL: 51-40613/36876 ARGENTINA TEL: 0272-24161 x505 CON: 34,40,47,48 TLX: 51822 BUCOR TEL: TLX: 444174 BUPHYS CON: 07 TLX: CON: 34 CON: 26 FENG HESBENG FERNANDBZ-FIGUEROA N J DR FERRIN IGNACIO FIELD GEORGE B FROF YUNNAN OBSERVATORY ASTROFIS FAC DE FISICAS UNIVERSIDAD DE LOS ANDES CENTER FOR ASTROPHYSICS RUNNING UNIVERSIDAD CONPLUTENSE FACULTAD DE CIENCIAS 60 GARDEN ST CHINA, PEOPLE'S REP. CIUDAD UNIVERSITARIA DBPTO DE FISICA CANBRIDGE NA 02138 TEL: 28040 NADRID NERIDA 5101 U.S.A. TLX: SPAIN VENEZUELA TEL: 617-495-4721 CON: TEL: 4-49-53-16 TEL: TLX: 921428 SATELLITE CAN TLX: 47273 FF UC TLX: CON: 28,34,40,47,48,49,51 CON: 29,46 CON: FENG RE-JIA FERNIE J DONALD PROF FERRINI FEDERICO FIELDBI GILBERT DR DEPT OF ASTRONOMY DAVID DUNLAP OBSERVATORY ISTITUTO DI ASTRONONIA LUNAR AND PLANETARY UNIT BEIJING NORNAL UNIVERSITY P O BOX 360 UNIVERSITA DI PISA E S DEPT BEIJING 80 RICHHOND HILL ONT L4C 4Y6 PIAZZA TORRICELLI 2 LANCASTER UNIVERSITY CHINA, PEOPLE'S REP. CANADA 1-56100 PISA LANCASTER LAI 4YR TEL: 65-3531 x 6967 TEL: 416-884-9562 ITALY U.I. TLX: TLX: 06-986766 TELEXPERTS TEL: 050-43343 TEL: 65201 CON: 10,46 CON: 25,27,41 TLX: TLX: 65111 CON: 34 CON: 16 FENIAIT ROLF F FROF DI FERRARI ATTILIO DI FESTOU NICBEL C DR FIE1IO JULIETA ASTRONONISCHES INSTITUT ISTITUTO DI FISICA OBSERVATOIRE DE BESANCON INSTITUTO DE ASTRONONIA UNIVERSITAET BASEL GENERALE DELL'UNIVERSITA 41B AVE DE L'OBSERVATOIRE UNAM VENUSSTRASSE 7 CORSO N. D'AZEGLIO 46 F-25044 BESANCON APDO POSTAL 70-264 CE-4102 BINNINGEN 1-10125 TORINO FRANCE 04510 MEXICO DF SIITZERLAND ITALY TEL: 81 80 22 66 MEXICO TEL: 061-22-77-11 TEL: 011-657694 TLX: 361144 TEL: TLX: TLX: 211041 INFN TO I CON: 15 TLX: CON: 33 CON: 48 CON: 34 FENTON I B DI FBRRARI D'OCCHIEPPO I DR FETNKAN JOAN DI FILIPOV LATCBEZAR DEPT OF PHYSICS OESTERREICEISCHE ARADENIE JPL CENTR LAB FOR SPACE RES UNIVERSITY OF TASNANIA DER NISSENSCBAFTEN 144-218 BULGARIAN ACAD SCIENCES P.O.BOX 252C DR-IGNAZ-SEIFEL-PLATZ 2 4800 OAR GROVE DRIVE NOSIOVA STR 6 HOBART, TASNANIA 7001 A-1010 NIEN PASADENA CA 91109 1000 SOFIA AUSTRALIA AUSTRIA U.S.A. BULGARIA TEL: 002-202411 TEL: 052-22-81991 TEL: 818-354-3454 TEL: 87-09-78 TLX: 58150 AA TLX: 01-12628 TLX: 675429 TLX: 23351 CLSR BG CON: 48 CON: 41,42 CON: 49 COM: FERETTI LUIGINA FBRRARI TOIIOLO NAICO FIALA ALAN D DI FILLOY ENILIO MANUEL E.E. ISTITUTO RADIOASTRONONIA 1ST ASTXOFISICA SPAZIALE NAUTICAL ALMANAC OFFICE INSTITUTO ARGENTINO DE VIA IRNERIO 46 C P 67 US NAVAL OBSERVATORY RADIOASTRONONIA 1-40126 BOLOGNA 1-00044 FRASCATI 348 MASSACBUSETTS AVE NN CASILLE DE CORREO No. 5 ITALY ITALY NASHIHGTON DC 20390 1894 VILLA ELISA IBs.As.) TEL: 51-232856 TEL: 06-9425651 U.S.A. ARGENTINA TLX: 211664 INFN BO I TLX: 610261 CNR-FRA I TEL: 202-653-1274 TEL: 4-3793 CON: 40 CON: 44 TLX: 710-822-1970 TLX: CON: 04,07,12 CON:

FINK UHE SR FISCHEL DAVIS DR FITCH WALTER S DR FLIEGEL HENRY F LUNAR i PLANETARY LAB SYSTEMS i APPL.SCIBNCE CO STEWARD OBSERVATORY 3730 EL MORENO AVENUE UNIVERSITY OF ARIZONA 5809 ANNAPOLIS RD UNIVERSITY OF ARIZONA PO BOX 8682 TUCSON AZ 85721 HYATTSVILLE MD 20784 TUCSON AZ 85721 LA CRESCENTA CA 91214 U.S.A. U.S.A. U.S.A. U.S.A. TEL: 602-621-2735 TEL: TEL: 602-621-6522 TEL: TLX: 9109521143 TLX: TLX: 467175 TLX: COM: 14,16 COM: COM: 25,27 COM: 19,31

FINN G D DR FISCHER JACQUELINE FITTON BRIAN DR FLIN PIOTR INSTITUTE FOR ASTRONONY NAVAL RESEARCH LABORATORY ESTEC, ASTRONOMY DIVISION JAGIELLOHIAN UNIVERSITY 2525 CORREA ROAD CODE 4138F POSTBUS 299 OBSERVATORY HONOLULU HI 96822 WASHINGTON DC 20375 NL-2200 AG NOORDWIJK UL. ORLA 171 U.S.A. U.S.A. NETHERLANDS 30-244 KRAKOW TEL: TEL: 202-767-3058 TEL: 31-2524-4635 POLAND TLX: TLX: TLX: TEL: CON: 36 COM: CON: 44 TLX: 0322297 UJ PL COM: 28 FINZI ARRIGO DR FISCHER STANISLAV DR FITZGERALD M FIM FROF FLOOUET MICHELE DR DEPT OF MATHENATICS ASTRONOMICAL INSTITUTE DEPT OF PHYSICS OBSERVATOIRE DE PARIS TECHNION, I.I.T. CZECH. ACAD. OF SCIENCES UNIVERSITY OF WATERLOO SECTION DE MEUDON HAIFA 32000 BUDECSKA 6 WATERLOO ONT N2L 3G1 DEPEG ISRAEL 120 23 PRAHA 2 CANADA F-92195 MEUDON PL CEDEX TEL: CZECHOSLOVAKIA TEL: 519-885-1572 FRANCE TLX: 46406 TECON IT TEL: 252438 TLX: TEL: 1-45-34-75-30 COM: TLX: 122486 ASTRC COM: 33,37 TLX: COM: COM: 29 FIREMAN EDWARD L FISHER J RICHARD FIX JOHN D DR FLORENTIN-NIELSEN RALPH SMITHSONIAN ASTROPHYSICAL NRAO DEPT PHYSICS 4 ASTRONOMY COPENHAGEN UNIVERSITY OBS OBSERVATORY PO BOX 2 UNIVERSITY OF IOWA BRORFELDEVEJ 23 60 GARDEN ST GREEN BANK WV 24944 IOWA CITY IA 52240 DR-4340 TOLLOSE CAMBRIDGE MA 02138 U.S.A. U.S.A. DENMARK U.S.A. TEL: 304-456-2011 TEL: 319-353-7064 TEL: 3-488195 TEL: 617-495-7271 TLX: 710-938-1530 TLX: 910-525-1398 TLX: 44155 DANAST TLX: COM: COM: COM: COM: 22 FIRMANI CLAUDIO A PROF FISHER PHILIP C FLANNBRY BRIAN PAUL DR FLORIDES PETROS S FROF INSTITUTO DE ASTRONOMIA RUFFNER ASSOCIATES EXXON RES i ENGINEERING SCHOOL OF MATHEMATICS UNAN PO BOX 7070 ROUTE 22 EAST TRINITY COLLEGE APDO POSTAL 70-264 MENLO PARR CA 94026 ANNARDALE NJ 08801 DUBLIN 2 04510 MEXICO DF U.S.A. U.S.A. IRELAND MEXICO TEL: TEL: 201-730-2540 TEL: 772941 TEL: 905-548-3712 TLX: TLX: 136140 EXXONRES TLX: 25442 TCD EI TLX: 1760155 CICME COM: 44,48,51 COM: 34,35,42 COM: 41,47 COM: 42 FIRIBIS FRIBDRICH J DR FISHER RICHARD R DR FLEISCHER ROBERT DR FLORSCH ALFHONSE DR INST INFO PROC/OEAW HIGH ALTITUDE OBSERVATORY ROUTE 1 OBS DE STRASBOURG SONRENFELSGASSE 19/2 PO BOX 3000 BOX 41 A 11 RUE DE L'UNIVERSITE A-1010 WIEN BOULDER CO 80307 REEDYSVILLE ND 21756 F-67000 STRASBOURG AUSTRIA U.S.A. U.S.A. FRANCE TEL: TEL: 303-494-5151 TEL: 301-432-8870 TEL: 88-35-43-00 TLX: TLX: TLX: TLX: 890506 STAROBS F COM: 24,51 COM: COM: 40 COM: 28.30C.38C

FIRNEIS MARIA G DR FISHIOYA LUISA M PROF FLETCHER J HURRAY FLOIER DAVID R DR INSTITUT FUER ASTRONOMIE ABASTUMANI ASTROPHYSICAL DOMINION ASTROPHYS OBS DEPT OF PHYSICS TUERKENSCHANZSTR 17 OBSERVATORY 5071 W SAANICH ROAD UNIVERSITY OF DURHAM A-1180 NIEN 383762 ABASTUMANI,GEORGIA RR 5 DURBAN DH1 3LE AUSTRIA U.S.S.R. VICTORIA BC V8X 4M6 U.K. TEL: 0222-34-53-60 TEL: CANADA TEL: 0385-64971 TLX: TLX: TEL: 604-388-3905 TLX: 537351 COM: 24,41,51 COM: 21 TLX: 049-7295 COM: 14.34C COM: 09,26,30

FOGH OLSBR H J FONG RICHARD FORSTER JANES RICHARD OR FOURAL PETER V DR COPENHAGEN UNIVERSITY OBS DEPT OF PHYSICS CSIRO ATMOSPH/ENVIRON/RESEA INC BRORFELDEVEJ 23 UNIVERSITY OF DURHAM DIVISION OF RADIOPHYSICS 840 MEMORIAL DRIVE DR-4340 TOLLOSE SOUTH ROAD P.O.BOX 76 CAMBRIDGE MA 02139 DENMARK DURHAM DH1 3LE EPPIHG NSW 2121 U.S.A. TEL: 03-488195 U.K. AUSTRALIA TEL: 617-547-6207 TLX: 44155 DQSQST TEL: 64971 TEL: 02-868-0222 TLX: COS: 08 TLX: 537351 TLX: 26230 ASTRO AA COM: 12 CON: 47 COM: 34 FOKKEK AAD D DR FONTAINE GULES DR FORT BERNARD P DR FOULER WILLIAM A PROF STERREWACHT SONNENBORGH DEPT OF PHYSICS OBSERVATOIRE PIC-DU-NIDI CALTECH 106-38 Z.CNNENBUR6 2 UNIVERSITY OF MONTREAL ET TOULOUSE PASADENA CA 91125 E-3512 NL UTRECHT P O BOX 6128 14 AVENUE EDOUARD BELIN U.S.A. NETHERLANDS MONTREAL PO. H3C 3J7 F-31400 TOULOUSE TEL: 818-356-4272 TEL: 030-312-841 CANADA FRANCE TLX: TLX: TEL: 514-343-6680 TEL: 61-25-21-01 COM: 35,48 CON: 10,40 TLX: 05562425 TLX: 530776 F COM: 35 CON: 09C FOLTZ CRAIG B. FONTEXLA JUAN MANUEL DR FORT DAVID NORMAN DR FOX KENNETH DR HULL MIRROR TEL. OBS. INST. DE ASTRONOMIA J 733 LONSDALE ROAD DEPT PHYSICS I ASTRONOMY UNIVERSITY OP ARIZONA FISICA DEL ESPACIO OTTAWA R1R 0J9 UNIVERSITY OF TENNESSEE TUCSON AZ 85721 C.C. 67, SUC. 28 CANADA 503 PHYSICS U.S.A. 1428 CAPITAL TEL: KNOXVILLE TN 37996-1200 TEL: 602-621-1269 ARGENTINA TLX: U.S.A. TLX: 467175 TEL: COM: 40 TEL: 615-974-2288 CON: 28 TLX: TLX: CON: 12,36 COM: 16 FOHALONT EDWARD B DR FORBES J E DR FORTE JUAN CARLOS DR FOX V E NR NRAO PC BOX 88120 UNIV NACIONAL DE LA PLATA BRITISH ASTRONOMICAL ASS PO BOX 0 INDIANAPOLIS IN 46208 FAC DE CIENCIAS ASTRON Y 40 WINDSOR ROAD SOCORRO NM 87801 U.S.A. GEOFISICAS NEWARK NOTTINGHANS U.S.A. TEL: 1900 LA PLATA U.K. TEL: TLX: ARGENTINA TEL: 0636-704-932 TLX: 910-988-1710 COM: 35 . TEL: TLX: CON: 40 TLX: COM: 16 COM: 25,37 FONENIO ALEXAHDR F DR FORD HOLLAND C RES FROF FORTI GIUSEPPE DR FOY RENAUD DR SPECIAL ASTROPHYS OBS SPACE TELESCOPE SCI INST OSSERVATORIO ASTROFISICO CERGA NIZHNIJ ARRHYZ JOHNS HOPRINS UNIVERSITY DI ARCETRI OBSERVATOIRE DE CALERN 357140 STAVROPOLSRIJ RRAJ HONBWOOD CAMPUS LARGO E. FERNI 5 CAUSSOLS U.S.S.R. BALTIMORE MD 21218 1-50125 FIRENZE F-06460 ST VALLIBR DE T. TEL: U.S.A. ITALY FRANCE TLX: TEL: 301-338-4803 TEL: 055-22-00-34 TEL: COK: 09,28 TLX: TLX: 572268 ARCETR TLX: 461402 CERGLOBS COM: 28,34,47 COM: 20,22 COM: 09,29,36 FONIN VALEJY A DR FORD N RENT JR DR FORTINI TERESA DR FRACASSINI MASSIMO PROF PULROVO OBSERVATORY DEPT TERRESTR. MAGNETISM OSSERVATORIO ASTRONOMICO DIPARTIMENTO DI FISICA 196140 LENINGRAD CARNEGIE INST. WASHINGTON 1-00136 ROMA UNIVERSITA DI MILANO U.S.S.R. 5241 BROAD BRANCH RD NX ITALY VIA CELORIA 16 TEL: WASHINGTON DC 20015 TEL: 1-20133 MILANO TLX: U.S.A. TLX: ITALY COK: 08 TEL: 202-966-0863 CON: 10 TEL: 02-2392275 TLX: 440427 MAGN UI TLX: 334687 INFNMI CON: 09,28 COM: 21,42,45,51 FONIIOV ALBIANDR II DR FORMAN (ILLIAM RICHARD DR FOSBURY ROBERT A E DR FRACASTORO MARIO G FROF INST OF THEORET ASTRONOMY SMITHSONIAN ASTROPHYS OBS ST/ECF VIA MONVISO 3 USSR ACADEMY OF SCIENCES 60 GARDEN STREET C/O ESO I-10O25 PINO TORINESE 10 RUTUZOY QUAY CAMBRIDGE MA 02138 RARL-SCHWARZSCHILD-STR 2 ITALY 191187 LENINGRAD U.S.A. D-8046 GARCHING B NUNCHEN TEL: 011-840493 U.S.S.R. TEL: 617-495-7210 GERMANY, F.R. TLX: TEL: 278-88-98 TLX: 92-1428 TEL: 49-89-32006235 COM: 24,26C,42 TLX: 121578 ITA SU CON: 47,48 TLX: 52828222 EO D CON: 04 CON:

FRANCESCHINI ALBERTO PRATER ROBERT H DR FRENCH RICHARD G FRIBDEMANN CHRISTIAN DR DIPATINENTO DI FISICA CHIEF CSIRO DIV RADIOPHYS M I T UNIV STERNWARTE JENA UMIVERSITA DI PADOVA P.O.BOX 76 DEPT OF EARTH, ATMOSPH. SCHILLERGAESSCHEN 2 VIA NARZOLO 8 EPPING NSW 2121 CANBRIDGE MA 02139 DDR-6900 JENA 1-35100 PADOVA AUSTRALIA U.S.A. GERNANY, D.R. ITALY TEL: 02-868-0222 TEL: 617-253-3392 TEL: 8222637/27122 TEL: TLX: 26230 ASTRO TLX: TLX: 05886134 TLX: COM: 40 COM: COM: 34 COM: FRANDSEN SOEREI PROF FRAZIER EDWARD N DR FRENK CARLOS S FRIEDJUNG MICHAEL DR INSTITUTE OF ASTROHOHY TRW PHYSICS DEPARTMENT INSTITUT D'ASTROPHYSIOUE UNIVERSITY OF AARHUS 1 SPACE PARK UNIVERSITY OF DURHAM 98 BIS BOULEVARD ARAGO DK-8000 AARHUS C REDONDO BEACH CA 90278 SOUTH ROAD P-75014 PARIS DENMARK USA DURHAM OH1 3LE FRANCE TEL: 6-128899 TEL: 213-535-4723 U.K. TEL: 1-43-20-14-25 TLX: 64767 AAOSCI DK TLX: TEL: 0385-64971 TLX: 270776 OBS COM: COM: 12 TLX: 537351 DURLIB G CON: 27,29,42 CON: 47 FRAII JUHAI PREDGA KERSTII PROF FRESNEAU ALAIN DR FRIEDLANDBR MICHAEL PROF NPI F PHYS i ASTROPHYSH SWEDISH BOARD F SPACE ACT SPACE TELESCOPE SCI INST DEPARTMENT OF PHYSICS INSTITUT FOR ASTROPHYSH BOX 4006 HONEWOOD CAMPUS WASHINGTON UNIVERSITY RARL-SCHWARZSCHILD-STR 1 S-171 54 SOLKA 3700 SAN MARTIN DRIVE ST LOUIS NO 63130 D-3046 GARCHING B KUNCHEN SWEDEN BALTIMORE ND 21218 U.S.A. GERMANY, F.R. TEL: 08-733-6486 U.S.A. TEL: 314-889-6279 TEL: 089-3299-0 TLX: 17128 SPACECO S TEL: 301-338-4800 TLX: TLX: 524629 ASTRO D COM: 44 TLX: 6849101 COM: CON: 42 COM: 24 FRANKLIN FRED A DR FREDRICK LAURENCE W PROF FRIBERG PER FRIEDMAN HERBBRT DR PLANETARY SCIENCE DIV LEANDER MCCORMICK OBS ONSALA SPACE OBSERVATORY US NAVAL RESEARCH LAB CENTER FOR ASTROPHYSICS BOX 3818 CHALMERS UNIV TECHNOLOGY CODE 7100 60 GARDEN STREET UNIVERSITY STATION S-439 00 ONSALA WASHINGTON DC 20375 CAMBRIDGE NA 02138 CHARLOTTESVILLE VA 22903 SWEDEN U.S.A. U.S.A. U.S.A. TEL: 0300-60650 TEL: TEL: 617-495-7230 TEL: 804-924-4905 TLX: 8542400 ONSPACE TLX: TLX: TLX: 510-587-5453 iTWX) COM: 40 COM: 10,12,40,44,48 COM: 20 COM: 24,42,51 FRAISSOK CLAES FREEMAN KENNETH C PROF FRICKE KLAUS DR FRINGANT ANNB-NARIE OR STOCKHOLM OBSERVATORY MT STRONLO OBSERVATORY UNIVERSITAETSSTERRWARTE OBSERVATOIRE DE PARIS S-133 00 SALTSJOEBADEN PRIVATE BAG UNIVERSITAET GOETTINGEN 61 AVE DE L'OBSERVATOIRE SWEDEN WODEN PO GEISNARLANDSTR 11 F-75014 PARIS TEL: 46-871-70195 CANBERRA ACT 2606 D-3400 GOETTINGEN FRANCE TLX: 12972 SOBSERV S AUSTRALIA GERMANY, F.R. TEL: 1-43-20-12-10 COM: TEL: 062-881111 TEL: 1149551-395051 TLX: TLX: 62270 CANOPDS AA TLX: 96753 USTERN D COM: 29 COM: 28,33.37C COM: 35 FRANTSMAN YO L DR FREIESLBBEN H C DR FRICKE WALTER PROF DR FRISCH HELENE DR RADIOASTROPHYSICAL CBS APP 6120 ASTRONOMISCHES RECHER OBSERVATOIRE DE NICE LATVIAN ACAD OF SCIENCES FLORENTINER STR 20 INSTITUT BP 139 226524 RIGA D-7000 STUTTGART 75 NOENCHHOFSTR 12-14 F-06003 NICE CEDEX U.S.S.R. GERMANY, F.R. D-6900 HEIDELBERG FRANCE TEL: 226006 TEL: 0711-4702-6120 GERMANY, F.R. TEL: 93-89-04-20 TLX: TLX: TEL: 06221-412608 TLX: 460004 COM: 35.42 CON: 41 TLX: 461336 ARIHD D COM: 36 CON: 04,05,08,33 FRANZ OTTO G DR FREIRB FERRBRO RUBENS G FRIDNAN ALIISEY g FRISCH PRISCILLA LOWELL OBSERVATORY OBS DE STRASBOURG ASTRONOMICAL COUNCIL UNIVERSITY OF CHICAGO 1400 N. MARS HILL RD 11 RUE DE L'UNIVERSITE USSR ACADEMY OF SCIENCES ASTRONOMY i ASTROPHYS CTR FLAGSTAFF AZ 86001 F-67000 STRASBOURG PYATNITSRAYA STR 48 5640 S. ELLIS AVE U.S.A. FRANCE 109017 MOSCOW CHICAGO IL 60637 TEL: 602-774-3358 TEL: 88-35-43-00 U.S.S.R. U.S.A. TLX: TLX: TEL: 231-54-61 TEL: 312-962-8211 COM: 24,26 COM: 29 TLX: 412623 SCSTP SU TLX: 910-221-5617 COM: COM: 34 PHASER C I DR FREITAS MOVRAO R R DR FRIED JOSEF WILHELM DR FRISCH ORIEL DR UNIVERSITY OBSERVATORY MUSEU ASTR E CIENCIAS MPI FUER ASTRONOMIE OBSERVATOIRE DE NICE BUCHANAN GARDENS AFINS/CNPQ RUA GEN BRUCE KOENIGSTUHL BP 139 ST ANDREWS FIFE KY16 9LZ SAN CRISTOVAO D-6900 HEIDELBERG 1 F-06003 NICE CEDEX U.K. 20921 RIO DE JANEIRO GERMANY. F.R. FRANCE TEL: BRAZIL TEL: 06231-5281 TEL: 93-89-04-20 TLX: TEL: 580-7154/7204 TLX: 461789 MPIA D TLX: 460004 COM: 28 TLX: 22653 CON: 28 COM: 36 COM: 20,26,41

FROESCHLB CLAUDE DR FU DELIAI FUJIKOTO MASAYURI DR FURENLID INGEKAR R DR OBSERVATOIRE DE RICE BEIJING ASTROROKICAL OBS NIIGATA UNIVERSITY DEPT PHYSICS 4 ASTRONOKY BP 139 ACADEKIA SINICA FACULTY OF EDUCATION GEORGIA STATE UNIVERSITY F-06003 RICE CEDEX BEIJING 8050 IRARASHI-2 ATLANTA GA 30303 FRARCE CHINA, PEOPLE'S REP. NIIGATA 950-21 U.S.A. TEL: 93-89-04-20 TEL: 282070 JAPAN TEL: 404-658-2932 TLX: TLX: 22040 BAOAS CN TEL: TLX: CON: 07,20 COK: 09 TLX: CON: CON: 35 FROESCHLB NICHEL DR FU 01 JUI FUJIKOTO KITSUARI DR FURNISS IAD CERGA ASTRONOMY PROGRAH DEPT OF PHYSICS DEPT PHYSICS I ASTRONOKY AVENUE COPERHIC UNIVERSITY OF KARYLAND NAGOYA UNIVERSITY UNIVERSITY COLLEGE LONDON F-06130 SRASSE COLLEGE PARR KD 20742 NAGOYA 464 GONER STREET FRAICE U.S.A. JAPAN LONDON VC1E 6BT TEL: TEL: 301-454-3001 TEL: U.R. TLX: TLX: 710-826-0352 . TLX: TEL: 01-387-7050 CON: COK: 40 COK: 47,51 TLX: 28722 UCPHYS COK: 34,44 FROGBL JAT ALBERT DR FU-SBOIG KUO FUJITA YOSHIO PROF FURSENRO K A DR RAT OPTICAL ASTR OBS DEPARTKENT OF PHYSICS DEPARTMENT OF ASTRONOMY INST OF THEORET ASTRONOKY PO BOX 26732 INST PHYSICS S ASTRONOKY UNIVERSITY OF TORYO USSR ACADEHY OF SCIENCES 950 R. CHERRY AVENUE RAT CENTRAL UNIVERSITY BUNRYO RU 10 RUTUZOV OUAY TUCSON AZ 85726 CHUNG LI TORYO 113 191187 LENINGRAD U.S.A. CHINA, TAINAN JAPAN U.S.S.R. TEL: 602-327-5511 TEL: TBL: 423-74-4186 TEL: 278-88-98 TLX: TLX: TLX: TLX: 121578 ITA SU COK: 28 CON: CON: 29 COK: 04 FROLOV I S DR FUCBS BURIBARD DR FUJINARA ARIRA DR FUSCO-FEKIANO ROBERTO ASTROROKICAL COUNCIL ASTROROKISCHES-RECBEN DEPARTKENT OF PHYSICS 1ST. ASTROFISICA SPAZIALE USSR ACADEKY OF SCIENCES INSTITUT RYOTO UNIVERSITY C P 67 PYAMITSEAYA UL 48 MOENCHHOFSTR. 12-14 RITASHIRARAIA SARYORU 1-00044 FRASCATI 109017 MOSCOW D-6900 HEIDELBERG 1 RYOTO 606 ITALY U.S.S.R. GERMANY, F.R. JAPAN TEL: 9425655 TEL: 231-54-61 TEL: 06221-49026 TEL: 075-751-2111 TLX: 610261 TLX: 412623 SCSTP SU TLX: 461336 ARIHD D TLX: 5422693 LIBRYU J COK: COK: 27 CON: 28,33 COK: 16 FROST ERNBETB 1 DR FUCBS JOSEPH PROF DR FURUDA ICHIRO FUSI PBCCI FLAVIO RASA/GSFC, SPACE STATION KARIATROSTERSTR.111/9 DEFT OF PBYSICS OSSERVATORIO ASTRONONICO OFFICE, COD! 600.2 A-8043 GRAZ RANAZAVA INST OF TECBNOL. UNIVERSITARIO GREERBELT RD, BLDG 16 AUSTRIA 7-1 OGIGAOIA, NONOICHI C P 596 GREERBELT ID 20771 TEL: ISHIEANA 921 1-40100 BOLOGNA U.S.A. TLX: JAPAN ITALY TEL: 301-344-8824 COK: TEL: 0762-48-1100 TEL: 51-222956 TLX: TLX: 5122456 RIT LC J TLX: 211664 INFNBO-I COK: COK: 45 COK:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 518 LIST OF MEMBERS GABRIEL ALA1 H GALAI NAXIKIIO J GALLINO ROBERTO GAO BUXI RUTHERFORD APPLETON LAB OBSERVATORIO ASTRONOHICO 1ST. DI FISICA GENERALE INSTITUTE OF GEODESY i SPACE i ASTROPHYS DIV • ALFONSO XII-3 DELL'UNIVERSITA' ' GEOPHYSICS CHILTON DIDCOT 0X11 OQX 28014 NADRID CORSO N. D'AZEGLIO 46 XU DONG LU U.K. SPAIN 1-10125 TORINO . WUCHAN, HUBEI TEL: 235-21900 E6206 TEL: 9-227-0107 ITALY CHINA, PEOPLE'S REP. TLX: 83159 TLX: 92640 TEL: 011-655103 TEL: 813805 COK: 10,12,140,44 COK: 09,50 TLX: 21104 INFH TO TLX: CON: 35 CON: 19 GABRIEL KA0RICE R DR GALEOTTI PIERO PROF GALLOUET LOUIS DR GAPOSCHRIN EDWARD K DR INSTITUT D'ASTROPHYSIQUE 1ST. DI COSKO-GEOFISICA OBSERVATOIRE DE PARIS 55 FARKCREST AVE UHIVERSITE DE LIEGE CORSO FIUKE 4 61 AVE DE L'OBSERVATOIRE LEXINGTON KA 02173 AVENUE DE COINTE 5 1-10133 TORINO F-75014 PARIS U.S.A. B-4200 C0INTE-OUGREB ITALY FRANCE TEL: 617-862-2538 BELGIUM TEL: 0039-11-658979 TEL: 1-43-20-12-10 TLX: TEL: 041-52-99-80 TLX: 224379 COSKOT I TLX: COM: 07,19 TLX: 41264 ASTRLG COK: 48 COK: 24,25 COK: 35 GAHK GOESTA F DR GALIBIIA I V DR GALLOIAY DAVID DR GARAY GUIDO DR STOCKHOLM OBSERVATORY INSTITUTE OF THEORETICAL NPI FUER ASTROPHYSIR ESO S-133 00 SALTSJOEBADEN ASTRONOKY RARL-SCHWARZSCHILD-STR 1 KARL-SCHWARZSCHILD-STR 2 SWEDEN 10 RUTUZOV QUAY D-8046 GARCHING B MUNCHES D-8046 GARCHING B NUNCHEN TEL: 08-717-0637 191187 LENINGRAD GERKANY, F.R. GERNANY, F.R. TLX: 12972 U.S.S.R. TEL: 89-3299-9428 TEL: COK: 27 TEL: 186-19-74 TLX: 524629 ASTRO D TLX: TLX: 121578 ITA SU COK: 10 CON: 40 COK: 07,20 GAIGIEBET JEAN DR GALRIN LEONID S A DR GALPERIN YU I PROF GARCIA DE LA ROSA JOSE I CBRGA CRINEAN ASTROPHYSICAL OBS SPACE RESEARCH INSTITUTE INST DE ASTROFISICA DE AVENUE COPEKNIC 334413 PO NAUCHNY, CRINEA USSR ACADENY OF SCIENCES CANARIAS F-06130 GRASSE U.S.S.R. 117810 MOSCOW GSP-7 LA LAGUNA FRANCE TEL: 32945 U.S.S.R. 38071 TENERIFE TEL: 93-36-58-49 TLX: TEL: 333-31-22 SPAIN TLX: 470865 F COK: 16 TLX: 411498 STAR SU TEL: 922-26-22-11 COK: 19,31 COK: 21C TLX: 92640 COK: 10 GAIL HANS-PETER DR GALLAGHER III JOHN S DR GALT JOHN A DR GARCIA-BARRETO JOSE A IKST THEORET ASTROPHYSIK NAT OPTICAL ASTR OBS DOMINION RADIO ASTROPHY INST. DE ASTRONOKIA UNAN DER UNIVERSITAET KITT PEAR NAT OBSRVATORY SICAL OBSBRVATORY OBS ASTRONOHICO NACIONAL IN NEUENHBIKER FELD 294 BOX 26732 P O BOX 248 APDO POSTAL 877 D-6900 HEIDELBERG 1 TUCSON AZ 85726 PENTICTON BC V2A 6R3 22860 ENSENADA, B. CALIF. GERHANY, F.R. U.S.A. CANADA KEXICO TEL: TEL: 602-329-5511 TEL: 604-497-5321 TEL: 667-830-93 TLX: TLX: 066484 AURA RPUO TUC TLX: 048-88127 TLX: COK: 36 CON: 27,28 COK: 40 COK: GAISSER THOXAS I GALLET ROGER K 5ANALELDIN ABDULLA I DR GARCIA-PELAYO JOSE DR BARTOL RESEARCH FOUND. 964 7TH STREET HELWAN OBSERVATORY INST DE ASTROFISICA DE UNIVERSITY OF DELAWARE BOULDER CO 80302 HELWAN-CAIRO ANDULACIA, APDO 2144 NEWARK DE 19716 U.S.A. EGYPT PROFESOR ALBAREDA 1 U.S.A. TEL: TEL: 780645 18080 GRANADA TEL: 302-451-8111 TLX: TLX: SPAIN TLX: 510-666-0805 BARTOL COK: COK: 2! TEL: 25-61-03 CON: 48 TLX: COK: GAIZAUSIAS VICTOR DR GALLETTA GIUSEPPE PROF 5AKKBLGAARD PETER NAG SCI GARDNER FRANCIS F DR HERZBERG INST ASTROPHYS ISTITUTO DI ASTRONOKIA INSTITUTE OF ASTRONOKY CSIRO NATL RESEARCH COUNCIL UNIVERSITA DI PADOVA UNIVERSITY OF AARHUS DIVISION OF RADIOPHYSICS OTTAWA ONT R1A 0R6 VIC. DELL'OSSERVATORIO 5 LANGELAXDSGADE P.0.76 CANADA 1-35122 PADOVA DK-8000 AARHUS C EPPING NSW 2121 TEL: 613-993-7395 ITALY DENHARR AUSTRALIA TLX: 0533715 NRCOTT TEL: 49-66-1499 TEL: 06-128899 TEL: 02-868-0222 COK: 10,12 TLX: 430176 UNPADU I TLX: 64767 AAUSCI DR TLX: 26230 AA CON: 28 CON: CON: 34,40 GALAL A A DR GAILETTO DIOIIGI GAO BILIE GARFINREL BORIS DR HBLWAN OBSERVATORY 1ST. DI FISICA KATEKATICA INAOE YALE UNIVERSITY OBS HELWAN-CAIRO UNIVERSITA DI TORINO AP POSTALES 216 J 51 NEW HAVEN CT 06520 EGYPT VIA CARLO ALBERTO 10 72000 PUEBLA, PUE. U.S.A. TEL: 780645, 782683 1-10123 TORINO MEXICO TEL: 203-436-3460 TLX: ITALY TEL: TLX: CON: TEL: 011-539214 TLX: COK: 07,20 TLX: COK: 09 COK: 07,33,47

GARRIDO RAFAEL GATLEY IAI GEBBIE KATHARINE B DR GELLER MARGARET JOAI INST DE ASTROFISICA DE UR INFRARED TELESCOPE JILA CENTER FOR ASTROPHYSICS ANDULACIA, APDO 2144 665 KOSOHAM STREET UNIVERSITY OF COLORADO 60 GARDEN STREET PROFESOR ALBAREDA 1 HILO HI 96720 BOULDER CO 80309 CAMBRIDGE SA 02138 18080 GRANADA U.S.A. U.S.A. U.S.A. SPAIN TEL: 808-961-3756 TEL: 303-492-7825 TEL: 617-495-7409 TEL: 58-121311 TLX: 633135 TLX: 755842 JILA TLX: 921428 SATELLITE CAS TLX: 78753 COS: CON: 36 COS: 47 COS: 27 GARRISON ROBERT F PROF GAUR V P GEBLER RARL-HBINZ DR GENRIN IGOR L PROF DR DAVID DUNLAP OBSERVATORY UTTAR PRADESH STATE OBS RADIOASTRONOSISCHES INST PHYSICS FACULTY P O BOX 360 SANORA PEAR DER UNIVERSITAET BONN RAZARH STATE UNIVERSITY RICHNOND HILL OST L4C 4Y6 NAINITAL (UP) 263 129 AUF DEB HUEGEL 71 ROMSOSOLSRAYA 96 CANADA INDIA D-5300 BOSS 1 480012 ALNA ATA TEL: 416-884-9562 TEL: 2136 GERSANY, F.R. U.S.S.R. TLX: 06-986766 TLX: TEL: 0228-733662 TEL: 67-70-18 COS: 29,45P COS: 12 TLX: TLX: CON: 40 COS: 33 GARSTANG ROY H PROF GAUSS F STEPHEN GBHRELS TOM PROF GENT HUBERT MR JILA US NAVAL OBSERVATORY LUNAR LABORATORY PROSPECT HOUSE UNIVERSITY OF COLORADO KASHINGTON DC 20390 UNIVERSITY OP ARIZONA SHERWOOD LANE BOULDER CO 80309 U.S.A. TUCSON AZ 85721 WORCESTER DR2 4NX U.S.A. TEL: 202-653-1510 U.S.A. U.K.. TEL: 303-492-7795 TLX: TEL: 602-621-6970 TEL: 422 186 TLX: 755842 JILA COS: 08,09 TLX: TLX: COS: 05,14 COM: 15,16,20,25,34,51 COM: 40

GARTON 1 R S PROF GAUSTAD JOHN E PROF GEHREN THOMAS PH D GENZBL REINHARD DR BLACKETT LABORATORY DEPT OF ASTRONOSY INST ASTRON t ASTROPHYSIR DEPT OF PHYSICS IMPERIAL COLLEGE SNARTHKORR COLLEGE USIVERSITAETS STERHNARTR UNIVERSITY OF CALIFORNIA LONDON S«7 2BZ SNARTHNORE PA 19081 SCHEINERSTRASSE 1 563 BIRGE HALL U.K. U.S.A. D-8000 SUESCHES 80 BERKELEY CA 94720 TEL: 0233-21657 TEL: 215-447-7271 GERMANY, F.R. U.S.A. TLX: 261503 TLX: TEL: 89-98-90-21 TBL: 415-642-6577 COS: 14 COM: 34 TLX: 529815 UNIVERS D TLX: 9103667114 COM: 29 COS: 40

OBORGELIN YVOI P DR GEROLA HUKBERTO DR GHOSH P DR GIBSON DAVID MICHAEL DR OBSERVATOIRE DE MARSEILLE IBM CORPORATION TATA IXSTITUTE OP PHYSICS DEPT 2 PLACE LE VERRIER DEFT R64/282 FUNDAMENTAL RESEARCH KM IXST MINING TECHN P-13248 MARSEILLE CEDEX 5600 COTTLE ROAD BOMBAY 400 005 CAMPUS STATION FRAXCE SAN JOSE CA 95193 INDIA SOCORRO NM 87801 - TEL: 91-95-90-88 U.S.A. TEL: 21-9111 EXT 260 U.S.A. TLX: 420241 F TEL: TLX: 011-3009 TEL: 505-835-5340 COM: 30,33,34 TLX: COM: TLX" COM: 34 COM: 15,27,40.42c GEORGBLIX YTOIH II DR GEROYANNIS VASSILIS S DR GHOSH S I DR GIBSOI JAKES OBSERVATOIRE DE MARSEILLE DEPT OF ASTRONOMY TATA INSTITUTE OP JPL, CALTECH 2 PLACE LE VERRIER UNIVERSITY OF PATRAS FUNDAMENTAL RESEARCH MAIL STOP 138-307 F-13248 MARSEILLE CEDEX 4 GR-26110 PATRAS HOMI BHABBA RD 4800 OAR GROVE DRIVE PRAXCE GREECE BOMBAY 400 005 PASADENA CA 91103 TEL: 91-95-90-88 TEL: INDIA U.S.A. TLX: 420241 P TLX: TEL: 219111 TEL: 818-354-3074 COM: 33 COM: 35 TLX: 011-3009 TIFR IN TLX: 675429 CON: 25 COM: 20 GERARD ERIC DR GERSHBIRG R E DR GIACAGLIA GIORGIO E PROF GICLAS HENRY L MR OBSERVATOIRE DE PARIS CRIMEAN ASTROPHYSICAL OBS ESCOLA POLITECHNICA 120 E. ELM AVE SECTION DE NEUDON NAUCHKY UNIVERSIDADE DE SAO PAULO PLAGSTAFF AZ 36001 F-92195 MEUDON PL CEDEX 334413 CRIMEA CAIXA POSTAL 8174 U.S.A. PRANCE U.S.S.R. 05508 SAO PAULO TEL: 602-774-4769 TEL: 1-45-34-75-30 TEL: BRAZIL TLX: TU: 270912 OBSASTR. TLX: TEL: 55-11-32237 COM: 16,20,24 COM: 15,34 COM: 27C29 TLX: COM: 07 GERBAL DANIEL DR GESZTELYI LIDIA GIACCOXI RICCARDO PROF GIERASCH PETER J DR OBSERVATOIRE DE PARIS DEBRECEX HELOPHYSICAL SPACE TELESCOPE SCI IKST DEPARTMENT OP ASTRONOMY SECTION DE HEUDOH OBSERVATORY HONEKOOD CAMPUS CORNELL UNIVERSITY F-92195 MEDDON PL CEDEX BOX 30 3700 SAN MARTIN DRIVE ITHACA NY 1485-3 FRANCE H-4010 DEBRECEX BALTIMORE MD 21218 U.S.A. TEL: 1-45-34-75-70 HUNGARY U.S.A. TEL: 607-256-3507 TLX: TEL: 52-11-015 TEL: 301-338-4711 TLX: COM: TLX: 072517 DEOBS H TLX: 6849101 ST SCI COM: 16 COM: COM: 44.48C GERBALDI MICJELE DR GEYIR BDIARD g PROF DR GIACHETTI RICCARDO PROF GIEXEI NOLFGAIG P DR IESTITUT D'ASTROPHYSIQUE OBSERVATORIUM HOHER LIST UNIVERSITY OP FLORENCE OBSERVATORIO NACIONAL 98 BIS BD ARAGO UNIVERSITAET BONN DEPARTMENT OF PHYSICS APARTADO 2584 P-75014 PARIS D-5568 DAUX/EIFEL LARGO E. FERMI 2 BOGOTA 1, D.E. FRANCE GERMANY, P.R. 1-50100 FIRENZE COLOMBIA TEL: 1-43-20-14-25 TEL: 06592-2150 ITALY TEL: 2442834/2140772 TLX* TLX* TEL: 229-8141 TLX: COM: 26,27,42,45 TLX: 572570 COM: 27 COM: 29,45.46C COM: GERGELT TOKAS ESTEBAN DR GEZARI DAIIEL YSA DR GIAMPAPA MARE S GIESE RICHARD H PROF DIV ASTRONOMICAL SCIENCES XASA-GSFC NATL SOLAR OBSERVATORY RUHR UNIVERSITAET BOCHUM NATL SCIENCE FOUNDATION CODE 693 PO BOX 26732 BEREICB EXTRATERR PHYSIK 1800 G STREET N.H. GREENBELT MD 20771 950 N. CHERRY AVE NB 7/30 NASHINGTOK DC 20550 U.S.A. TUCSON AZ 85726-6732 D-4630 BOCHUM U.S.A. TEL: 301-344-1432 U.S.A. GERNANY, F.R. TEL: 202-357-9696 TLX: TEL: 602-327-5511 TEL: 0234-700-3441 TLX: COM: 34.44 TLX: 0666484 AURA NOACTUC TLX: 0825360 RUB D COM: 10,40 COM: COM: 15.21C,22 GERHARD OHIII GHIGO FRANCIS D DR GIAXIOXE PIETRO PROF GIESEEING FRAIE DR MPI F PHYS i ASTROPHYSIK DEPT OF ASTRONOMY OSSERVATORIO ASTRONOMICO OBSERVATORIUM HOHER LIST INSTITUT FUR ASTROPHYSH UNIVERSITY OF MINNESOTA VIALE DEL PARCO NELLINI 8 UNIVERSITAET BONN RARL-SCHXARZSCHILD-STR 1 116 CHURCH ST S.E. 1-00136 ROMA D-5568 DAUN 0-8046 GARCHING B MUXCHEN MINNEAPOLIS NX 55455 ITALY GERNANY. F.R. GERMANY, F.R. U.S.A. TEL: 3452794 TEL: TEL: 089-3299-0 TEL: 612-376-8644 TLX: TLX: TLX: 524629 ASTRO D TLX: COM: 35,42 COM: 30 COM: 28 COM: 23,40,51 GERLEI OTTO GBOIROS ROSHDY AZER DR GIAIIUZZI MARIA A DR GIETZEI JOSEPH I HELIOPHYSICAL OBSERVATORY HELNAN OBSERVATORY DIPT. DI MATEMATICA ROYAL GREENWICH OBS H-4010 DEBRECEN HELKAN-CAIRO UNIV DI ROMA LA SAPIEIZA HAILSHAM BX27 1RP HUNGARY EGYPT PIAZZA GRAMSCI 5 U.K. TEL: TEL: 1-00041 ALBAXO/LAZIALE TEL: 32-181-3171 TLX: TLX: ITALY TLX: COM: COM: TEL: 06-932-11-01 COM: TLX: COM:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 521 GILLILAND RONALD LYNN GINGERICB OVEN PROF GIOVANNINI GABRIELS GLASS BILLY PRICE DR HIGH ALTITUDE OBSERVATORY CENTER FOR ASTROPBYSICS 1ST. DI RADIOASTRONONIA DEPT OF GEOLOGY SCAR 60 GARDEN STREET VIA IRNERIO 46 UNIVERSITY OF DELAWARE PO BOX 3000 CAMBRIDGE MA 02138 1-40126 BOLOGNA NENARR DE 19716 BOULDER CO 80307 U.S.A. ITALY U.S.A. U.S.A. TEL: 617-495-7216 TEL: 51-232-856 TEL: 302-451-8458 TEL: 303-497-1565 TLX: 921428 SATELLITE CAM TLX: 211664 INFN BO I TLX: TLX: 45694 COM: 41 CON: 40 COM: 22 COB: 10 GILLIISHAK PETER HR GINGOLD ROBERT ARTHUR DR GIRAUD EDNOND GLASS IAN STENART DR ANGLO AUSTRALIAN OBS MOUNT STROMLO 4 SIDING LAB ASTROPHYS. THEORIZE S A A O PRIVATE BAG SPRING OBSERVATORIES COLLEGE DE FRANCE P O BOX 9 COONABARABRAN NS» 2357 PRIVATE BAG 98 BIS BOULEVARD ARAGO OBSERVATORY 7935 AUSTRALIA HODEN P.O. ACT 2606 F-75014 PARIS SOUTH AFRICA TEL: 068-42-1122 AUSTRALIA FRANCE TEL: 021-47-00-25 TLX: 63945AA TEL: 062-881111 TEL: 1-43-20-14-25 TLX: 57-20309 SA COM: 09 TLX: 62270 AA TLX: COM: 09.25C,28 COM: 35 COM: GIUUI PETER A DR GINZBURG VITALY L PROF GIRIDHAR SUNBTRA DR GLASSGCiLD ALFRED E PROF HIGH ALTITUDE OBSERVATORY P N LEBEDEV PHYS INST INDIAN INSTITUTE OF m YORK UNIVERSITY NCAR LENINSXY PROSPECT 53 ASTROPHYSICS PHYSICS DEPARTMENT PO BOX 3000 117924 NOSCON B 333 BANGALORE 560 034 4 WASHINGTON PLACE BOULDER CO 80307 U.S.S.R. INDIA NE« YORE NY 10003 U.S.A. TEL: TEL: U.S.A. TEL: 303-497-1560 TLX: TLX: 845763 IIAB IN TEL: 212-598-2020 TLX: CON: 40,48,51 CON: 35 TLX: 235128 NYU UR CON: 10 CON: GILNORE ALAN C KR GIOIA ISABELLA M DR GIURICIN GIULIANO GLATZNAIER GARY A NT JOHN OBSERVATORY HARVARD-SMITHSONIAN CTR OSSERVATORIO ASTRONONICO LOS ALAMOS NATIONAL LAB P O BOX 57 FOR ASTROPHYSICS VIA G.B. TIEPOLO 11 ESS-5 M5F665 LAKE TEKAPO 60 GARDEN STREET 1-34131 TRIESTE LOS ALAMOS NM 87545 REV ZEALAND CAMBRIDGE MA 02138 ITALY U.S.A. TEL: 64-5-056-813 U.S.A. TEL: 40-793221/921 TEL: 505-667-7647 TLX: TEL: 617-495-7138 TLX: 461137 OAT I TLX: COM: 20 TLX: 921428 SATELLITE CAM CON: 42,47 COM: 10,12,35 COM: 40 GILNORE GERARD FRANCIS GIOVANARDI CARLO GLAGOLBVSRIJ JU V DR GLEBOCXI ROBERT PROF INST OF ASTRONONY CSSERVATORIO ASTROPISICO SPEC ASTROPHYSICAL OBS INSTITUTE OF THEORETICAL NADINGLEY ROAD DI ARCBTRI USSR ACADENY OF SCIENCES PHYSICS i ASTROPHYSICS CANBRIDGE CB3 0HA LARGO E. FERMI 5 NIZHNIJ ARRHYZ UL. NITA SWOSZA 57 OX 1-50125 FIRENZE 357147 STAYROPOLSKIJ RRAJ 80-952 GDANSK TEL: 0223-62204 ITALY U.S.S.R. POLAND TLX: 81797 ASTRON G TEL: 55-220034 TEL: 93-577 TEL: 41-87-00 COM: 33 TLX: 572268 ARCETR I TLX* TLX: 0512706 IFAS COM: 28 COM: 14,27,29,45 COM: GILNOZZI ROBERTO GIOVANB FRANK GLASER HAROLD DR GLEBOVA NINA I DR 1ST. ASTROFISICA SPAZIALE SPACE ASTRONONY LAB 1346 BONITA ST INST THEORET ASTRONOMY C P 67 1810 NV 6TH STREET BERRELEY CA 94709 USSR ACADENY OF SCIENCES 1-00044 FRASCATI GAINESVILLE FL 32609 U.S.A. 10 RUTUZOV QUAY ITALY U.S.A. TEL: 415-527-1860 191187 LENINGRAD TEL: TEL: 904-392-5450 TLX: U.S.S.R. TLX: TLX: 810-825-2308 COM: 44 TEL: 278-88-98 COM: COM: 15,21 TLX: 121578 ITA SU CON: 04 GILRA DAYA P DR GIOVANBLLI RICCARDO DR GLASNER SHIMON All GLEDHILL JOHN A PROF SN SYSTEMS 4 RESEARCH CO. ARECIBO OBSERVATORY RACAH INST. OF PHYSICS DEPT OF PHYSICS 8401 CORPORATE DRIVE NAT ASTR 4 IONOSPHERE CTR HEBREW UNIV. OF JERUSALEN RHODES UNIVERSITY SUITE 450 PO BOX 995 JERUSALEM 91904 P O BOX 94 LANDOVER ND 20785 ARECIBO PR 00613 ISRAEL GRAHANSTOVN 6140 U.S.A. U.S.A. TEL: 02-58-4521 SOUTH AFRICA TEL: 301-763-4483 TEL: 809-878-2612 TLX: 25391 HUIL TEL: 027-461-7128 TLX' TLX: 385638 COM: TLX: 244226 SA COM: 29,34,44 CON: 28,34 CON: GINENIZ ALVARO GIOVANNELLI FRANCO DR GLASPEY JOHN I DR GLEISSBERG IOLFGANG PROF DEPTO DE ASTROFISICA 1ST. ASTROFISICA SPAZIALE DEPARTEMENT DE PHYSIQUE BUCHENNEG 12 FACULTAD DE FISICA CP 67 UNIVERSITE DE MONTREAL D-6374 OBERURSEL UNIVERSIDAD CONPLUTENSE 1-00044 FRASCATI CP 6128 SUCCURSALE A GERNANY, F.R. 28040 MADRID ITALY NONTREAL QUE H3C 3J7 TEL: SPAIN TEL: 39-6-9(2-565155 CANADA TLX: TEL: 1-449-53-16 TLX: 610261 CNRFRAI TEL: 514-343-6682 CON: 10 TLX: 47273 FFUC CON: 42,51 TLX: 05562425 COM: 42 COM:

GLEXCROSS WILLIAM N DR GODOLI GIOVANNI PROF GOLAY MARCEL PROF GOLDSMITH S DR DEPT PHYSICS 5 ASTRONOMY ISTITUTO DI ASTRONOMIA OBSERVATOIRE DE GENEVE DEPT PHYSICS 4 ASTRONOMY UNIVERSITY COLLEGE LONDON UNIVERSITA CHEMIN DES MAILLETTES 51 TEL-AVIV UNIVERSITY GOHER STREET LARGO E. FERMI 5 CH-1290 SAUVERNY TEL-AVIV 69978 LONDON HC1E 6BT 1-50125 FIRENZE SWITZERLAND ISRAEL U.R. ITALY TEL: 022-55-26-11 TEL: 03-420-303 TEL: 01-387-7050 TEL: 220034 TLX: 27720 OBSG CH TLX: 342171 VERSY TLX: 28722 UCPHYS G TLX: 572268 ARCETR I COM: 25,37,45V COM: COM: COM: 10,12,27,38,51 GLIES! XILHELN DR GODNIX JON GUXNAX DR GOLD THOMAS PROF GOLDSTEIN RICHARD N DR ASTRONOMISCHES RSCHEN UNIVERSITY OBSERVATORY CTR F/RADIOPHYS i SP RES JPL - CALTECH INSTITUT SOUTH PARKS ROAD SPACE SCIENCE BLDG MS 183-701 MOENCHHOFSTR 12-14 OXFORD OX1 3RCj CORNELL UNIVERSITY 4800 OAK GROVE DRIVE D-6900 HEIDELBERG 1 U.R. ITHACA NY 14853 PASADENA CA 91011 GERMANY, F.R. TEL: 0865-511336/507 U.S.A. U.S.A. TEL: 06221-49026 TLX: 83295 NUCLOX G TEL: 607-256-5284 TEL: 818-354-6999 TLX: 461336 ARIHD D COM: TLX: 937478 TLX: COM: 08.24C.33 COM: 16,40,44,47,48 COM: 16 GLUSHXEVA I X DR GOEBEL ERNST DR GOLDBACH CLAUDIN! IM! GOLDSTEIN SAMUEL J PROF STERNBERG STATE ASTR INST INSTITUT FUER ASTRONOMIE INSTITUT D'ASTROPHYSIQUE UNIVERSITY OF VIRGINIA UNIVERSITETSRIJ PROSP. 13 UNIVERSITAET HEX 98 BIS BOULEVARD ARAG0 PO BOX 3818 119899 MOSCOW TUERRENSCHANZSTR 17 F-75014 PARIS CHARLOTTESVILLE VA 22903 U.S.S.R. A-1180 WISH FRANCE U.S.A. TEL: 139-20-46 AUSTRIA TEL: 1-43-20-14-25 TEL: TLX: TEL: 0222-345360186 TLX: TLX: COM: 29 TLX: COM: 14 COM: 34,40 COM: 50 GMEDIX YURIJ N DR GOEBEL JOHN H DX GOLDBERG LEO PROF GOLDSXORTBY FREDERICK A LENINGRAD PHYS TECH INST SPACE SC DIVISION 244/7 RITT PEAK NAT OBSERVATORY SCHOOL OF MATHEMATICS ACADEMY OF SCIENCES SPACE TECHNOL RES BRANCH PO BOX 26732 UNIVERSITY OF LEBDS 194021 LENINGRAD NASA-AMES RESEARCH CTR TUCSON AZ 85726 LEEDS LS2 9JT- U.S.S.R. MOFFETT FIELD CA 94035 U.S.A. U.K. TEL: U.S.A. TEL: TEL: 0532-431751 TLX: TEL: 415-694-6525 TLX: 666484 AURA KNPC TUC TLX: COM: TLX: COM: 12,29,44.51C COM: 34 COM: 29,34 GNEVYSHBV MSTISLAV N DR GOELBASI ORHAN DR GOLDXAX MARTIN V GOIDXIRE HEXXY C JR PULKOVO OBSERVATORY 8.U. RANDILLI OBSERVATORY DEPARTMENT ASTRO-GEOPHYS UNIVERSITY OF CALIFORNIA 196140 LENINGRAD CENGELROY UNIVERSITY OF COLORADO LAXL U.S.S.R. ISTANBUL CAMPUS BOX 391 PO BOX 808 L-451 TEL: TURKEY BOULDER CO 80309 LIVERMORE CA 94550 TLX: TEL: 90-1332-02-41/2 U.S.A. U.S.A. COM: 12 TLX: 26411 BOUNTR TEL: 303-492-8896 TEL: 415-423-0160 COM: TLX: TLX: COM: 12 COM: 40 GNEVYSHEVA RAISA S DR GOKDOGAX XUZHET PROF GOLDREICH P DR GOLLIOI H DR PULROVO OBSERVATORY UNIVERSITY OBSERVATORY CALTECH MOUNT STROMLO OBSERVATORY 196140 LENINGRAD UNIVERSITY OF ISTANBUL PASADENA CA 91125 CANBERRA ACT U.S.S.R. ISTANBUL U.S.A. AUSTRALIA TEL: TURKEY TEL: 213-356-6193 TEL: TLX: TEL: TLX: TLX: COM: 10 TLX: COM: 07,16,33,34 CON: COM: 12,36

GODART ODOI PROF GORHALB NORBSHXAR HARI PR GOLDSMITH DONALD X. DX. GOLUB LEON DR RUE DE CHATEAU 96 INDIAN INSTITUTE OF INTERSTELLAR MEDIA HARVARD COLLEGE OBS B-1288 ROUSVAL ASTROPHYSICS 2153 RUSSBLL STREET 60 GARDEN ST BELGIUM BANGALORE 560 034 BERKELEY CA 94705 CAMBRIDGE MA 02138 TEL: 010-613-817 INDIA U.S.A. U.S.A. TLX: TEL: 566585 TEL: 415-848-1989 TEL: 617-495-7177 CON: 47 TLX: 0845763 IIAB IN TLX: TLX: COM: 10 COM: 34,47,48,51 COM:

GODFREY PETER DOUGLAS DR GOKMEN TARIK ASSOC PROF GOLDSMITH PAUL F DX GOMES ALERCIO M DR CHEMISTRY DEPARTMENT UNIVERSITY OBSERVATORY DEPT PHYSICS 4 ASTRONOMY R GAVIAO PEIXOTO 13 MONASH UNIVERSITY ISTANBUL 34 GRC TOXER B, ROOM 626 AP 1401 WELLINGTON ROAD TURKEY UNIV OF MASSACHUSETTS ICARAI 24000 CLAYTON VIC 3168 TEL: AMHERST MA 01003 XITEROJ ERJ AUSTRALIA TLX: U.S.A. BRAZIL TEL: 03-541-0811 COM: 31 TEL: TEL: TLX: 32691 AA TLX: TLX: CON: 34 COM: 34,40 COM:

GOMEZ GONZALEZ JESUS DX GONG SHU-MO GOPALA RAO U V MR GORDON MARX A DX PASEO IMPERIAL 29 6B PURPLE MOUNTAIN SATELLITE METEOROLOGY TUCSON OPERATIONS MADRID 5 OBSERVATORY INDIAN METEO. DEPT. NRAO, SUITE 100 SPAIN NANJING LODI ROAD / MAUSAM BHAVAN 2010 N FORBES BLVD TEL: CHINA, PEOPLE'S REP. NEW DELHI 110 003 TUCSON AZ 85705 TLX: TEL: 46700 INDIA U.S.A. COK: TLX: 34144 PNO CN TEL: TEL: 602-882-8250 COM: 35 TLX: TLX: CON: 28 COM: 33,34,40 GOMEZ MARIA THERESA DR GONZALES-A HALTER D DR GOPALASNAMY N DR GORENSTEIN MARC V OSSERVATORIO ASTRONONICO INST PESQUISAS ESPACIAIS ASTRONOMY PROGRAM HARVARD-SMITHSONIAN CTR 1-80131 NAPOLI INPE UNIVERSITY OF MARYLAND FOR ASTROPHYSICS ITALY CAIXA POSTAL 515 COLLEGE PARX KD 20742 60 GARDEN STREET / MS-42 TEL: 12200 S. JOSE DOS CAMPOS U.S.A. CAMBRIDGE NA 02138 TLX: BRAZIL TEL: 301-454-6649 U.S.A. CON: 12 TEL: 0623-229977 TLX: 62891478 TEL: 617-495-9256 TLX: 011-33530 INPE BR COM: 12 TLX: COM: 48 COM: GONIDE FERNANDO DE NELLO GONZALEZ CAMACHO ANTONIO GOPASYUR S I DR GORENSTEIN PAUL DR DEPARTANENTO DE PISICA INST DE ASTRON I GEODESIA CRIMEAN ASTROPHYS OBS CENTER FOR ASTROPHYSICS INST TECN. DE AERONAUTICA FAC DE CIENCIAS NATEMAT. USSR ACADEMY OF SCIENCES 60 GARDEN STREET 12225 S. JOSE DOS CANPOS UNIVERSIDAD COMPLUTEHSE 334413 NAUCHNIY CRIMEA CANBRIDGE HA 02138 BRAZIL 28040 NADRID U.S.S.X. U.S.A. TEL: 0123-22-9088 SPAIN TEL: TEL: 617-4S5-7250 TLX: 0113393 CTAB BR TEL: 91-2442501 TLX: TLX: 921428 SATELLITE CAM COK: TLX: COM: 10,12 COM: 16 COM: 07 GONCZI GBORGES GONZALEZ G GORBATSXY VITALIJ G PROF GORET PHILIPPE DR OBSERVATOIRE DE NICE INAOE LENINGRAD UNIVERSITY SECTION D'ASTROPHYSIQUE BP 139' AP POSTALES 216 y 51 ASTRONOMICAL OBSERVATORY CEN SACLAY F-06003 NICE CEDEX 72000 PUEBLA, PUE. BIBLIOTECHNAJA PL 2 F-91190 GIF/YVETTE FRANCE MEXICO 198904 LENINGRAD FRANCE TEL: 93-89-04-20 TEL: U.S.S.R. TEL: 1-69-08-44-63 TLX: TLX: TEL: 257-94-91 TLX: 690860 PHYSPAC F CON: COM: TLX: CON: 47 COM: 27 GONDHALEUR PRABHAXAR DR GOIZE ROGER F J IX GORDON CHARLOTTE PXOF GORGOLgmi STANISLAN PR RUTHERFORD t APPLETON LAB OBS ROYAL DE BELGIQUE 11 RUE TOURNEFORT XATEDRA RADIOASTR/CHAIR CHILTON DIDCOT Xll OCX AVE CIRCUtAIRE 3 F-75005 PARIS RADIOASTR/COPERN1CUS UNIV D.I. B-1180 BRUXELLES FRANCE UL. CHOPINA 12/18 TEL: 0235-21900 BELGIUM TEL: 87-100 TORUN TLX: 83159 ' TEL: 375-24-84 TLX: POLAND CON: 44 TLX: 21565 CON: 12,36 TEL: 20651 TORUN COM: 40 TLX: 0552324 TRAO PL COM: 40 SOHDOLATSCH FRIEDRICH PXF GOODE PHILIP X GORDON COVXTNEY P PXOF SOSACHINSRIJ I V DX ASTRONONISCHES RECHEH NJ INST. OF TECHNOLOGY HAMPSHIRE COLLEGE LENINGRAD BRANCH OF SAO INSTITUT DEPT OF PHYSICS AMHERST MA 01002 PULXOVO NOENCHHOFSTR 12-14 323 HIGH STREET U.S.A. 196140 LENINGRAD D-6900 HEIDELBERG NEIARX NJ 07102 TEL: U.S.S.R. GERMANY, F.R. U.S.A. TLX: TEL: 2979452 TEL: 06221-49026 TEL: 201-596-3562 CON: 34 TLX: 321262 TLX: TLX: COM: 34,40 COM: 04 COM: GONG HOI-REN GOODY R M GORDON I N DX GOSLING JOHN T DR SHANGHAI OBSERVATORY CEPP INST OF RADIO PHYS 4 ELEC LOS ALAMOS NATIONAL LAB ACADENIA SIRICA PIBRCE HALL 310085 XHARXOV ESS 8 - MS D 438 SHANGHAI 29 OXFORD STREET U.S.S.R. LOS ALAMOS NN 87545 CHINA, PEOPLE'S REP. CAMBRIDGE MA 02138 TEL: U.S.A. TEL: 386191 U.S.A. TLX: TEL: 505-667-5389 TLX: 33164 SHAO CN TEL: 617-495-4517 COM: TLX: 660495 COM: 31 TLX: COM: 49 COM: 16 GONG SHOD-SHIN GOOSSENS MUCH DX GORDON XURTISS J PXOF GOSS 1 MILLER PROF SHANGHAI OBSERVATORY ASTRONOMISCH INSTITUUT FIVE COLL ASTR DEPT KAPTEYN ASTRONONICAL INST ACADENIA SIRICA XATHOLIEXE UNIV LEUVEN HAMPSHIRE COLLEGE POSTBUS 800 SHANGHAI CELESTIJNENLAAN 200 B AMHERST NA 01002 NL-9700 AV GRONINGEN CHINA. PEOPLE'S REP. B-3030 HEVERLEE U.S.A. NETHERLANDS TEL: 386191 BELGIUM TEL: 413-549-4600 TEL: 31-50-116653/95 TLX: 33164 SHAO CN TEL: TLX: TLX: 53572 STARS NL COM: 09 TLX: CON: COM: 28,34,40 CON: 35

GOSNANI J I 01 G0U5UENBEII LUCIEIIE GRABONSII BOLESLAK DR GRANDI STEVEN ALDRIDGE OR PHYS. RESEARCH LABORATORY OBSERVATOIRE DE PARIS INSTITUTE OF PHYSICS NATL OPTICAL ASTRONONY NAVRAHGPURA SECTION DE NEUDON UL OLESRA 48 OBSERVATORY AHNEDABAD 330 009 RADIOASTRONONIE UL. OLESRA 48 PO BOX 26732 INDIA F-92195 NEUDON PL CEDEX 45-951 OPOLE TUCSON AZ 85726 TEL: 462129 FRANCE POLAND U.S.A. TLX: 0121397 FRL IN TEL: 1-45-34-75-30 TEL: 358-41 TEL: 602-327-5511 CON: 22 TLX: TLX: 0732230 WSF PL TLX: CON: 28.46C CON: CON: 28 GOTT III J RICHARD GOULD ROBERT J PROF GRADIB JONATHAN CAREY GRANT IAN P DR DEPT ASTROPHYSICAL SC PHYSICS DEPARTNENT B-019 HAWAII INST OF GEOPHYSICS PEMBROKE COLLEGE PRINC8T0N UNIVERSITY UNIV/CALIF AT SAN DIEGO DIV PLANETARY GEOSCIENCES OXFORD OX1 1DI PRINCETON NJ 08540 LA JOLLA CA 92093 UNIVERSITY OF HAWAII U.K. U.S.A. U.S.A. HONOLULU HI 96822 TEL: 0865-242-271 TEL: 609-452-3813 TEL: 619-452-3649 U.S.A. TLX: TLX: TLX: TEL: 808-948-6488 CON: 14,36 CON: 51 CON: TLX: CON: 15 GOTTESKM STEPHBN T DR GOUTTEBROZE PIERRE DR GRADSZTAJR ! DR GRASDALEN GARY L DR DEPARTNENT OF ASTRONOKY LPSP DEPT PHYSICS i ASTRONONY DEPT PHYSICS k ASTRONONY UNIVERSITY OF FLORIDA BP 10 TEL-AVIV UNIVERSITY UNIVERSITY OF WYONING GAINESVILLE PL 32611 F-91370 VERRIERES-LE B. RANAT-AYIY 69978 PO BOX 3905 UN STA U.S.A. FRANCE ISRAEL LARANIE WY 82071 TEL: 904-392-2050/52 TEL: 1-69-20-10-60 TEL: U.S.A. TLX: 8108252308 TLX: TLX: TEL: 307-766-4385 COM: 28 CON: CON: TLX: CON: 27,28,34 GOTTLIEB CARL A DR GONER ANN C DR GRAHAN DAVID A GRATTON LIVIO PROF GODDARD INST/SPACE STUD UNIV OF VICTORIA OBS NPI FUER RADIOASTRONONIE 1ST. ASTROFISICA SPAZIALE 2880 BROADWAY VICTORIA BC V8N 2Y2 AUF DEN HUEGEL 69 C P 67 NEB YORK NY 10025 CANADA D-5300 BONN 1 1-00044 FRASCATI U.S.A. TEL: GERMANY. F.R. ITALY TEL: 212-678-5566 TLX: TEL: 228-525282 TEL: TLX: CON: TLX: 886440 NPIFR D TLX: CON: CON: 34,40 CON: 29,47

GOTTLIEB EDIT GONER J F R OX GRAHAN ERIC DR GRADER ALBERT D 46 JENNINGS STREET 1615 KCTAVISH ROAD PO BOX 579 DEPT PHYSICS i ASTRONONY CURTIN ACT 2605 R R 2 SANDIA PARK NN 87047 UALR AUSTRALIA SIDNEY BC V8L 3S1 U.S.A. 33RD i UNIVERSITY TEL: 062-814166 CANADA TEL: 505-281-3184 LITTLE ROCK AR 72204 TLX: TEL: 604-656-5457 TLX: 643351 U.S.A. CON: TLX: CON: 35 TEL: 501-569-3275 CON: 40 TLX: CON: 25 GOUDAS CONSTANTINE L PROF GOT GERALD PROF GRAHAN JOHN A DR GRAY DAVID F PROF DEPT OF NATHENATICS OBSERVATOIRE DE GENEVE DEPT TERRESTR. NAGNETISN DEPT OF ASTRONONY DBIVBRSITY OF PATRAS CH-1290 SAUVERNY CARNEGIE INST. WASHINGTON UNIV OF WESTERN ONTARIO GR-26110 PATRAS SWITZERLAND 5241 BROAD BRANCH RD N.W. PHYSICS-ASTRONONY BLDG GREECE TEL: 22-552-611 WASHINGTON DC 20015 LONDON ONT N6A 3X7 TEL: 991-889 TLX: 27720 OBSG CH U.S.A. CANADA TLX: 312239 EFAP GR CON: 25 TEL: 202-966-0863 TEL: 519-679-3184 CON: 07,16 TLX: 440427 NAGN UI TLX: CON: 25,27,28 CON: 29,36V GOUDIS CIRISTOS D PROF GOYAL A N DR GRABL BERND H DR GRAY PETER NURRAY UNIVERSITY OF PATRAS DEPT OF NATHENATICS NPI FUER RADIOASTRONONIE ANGLO-AUSTRALIAN OBS. DBPT OF ASTRONONY UNIVBRSITY OF RAJASTHAN AUF DEN HUEGEL 69 P.O. BOX 296 GR-26110 PATRAS JAIPUR 302 004 D-5300 BONN EPPING NSW 2121 GREECE INDIA GERNANY, F.R. AUSTRALIA TEL: TEL: 74060 IHONE) TEL: 02257-3112 TEL: 02-868-1666 TLX: TLX: TLX: 8869114 NPIR D TLX: 23999 AAOSYD AA CON': 51 CON: 24 CON: CON: 09

SOUGH DOUGLAS O DR GRABOSH HAROLD C JR GRAINGER JOHN F OX GRAYZECX EDWIN J DR INSTITUTE OF ASTRONONY LAWRENCE LIVERNORE LAB PHYSICS DEPARTNENT PHYSICS DEPARTNENT NADINGLEY ROAD PO BOX 808 UNIST UNIVERSITY OF NEVADA CANBRIDGE CB3 0HA LIVERNORE CA 94550 NANCHESTER N60 1QD 4505 S NARYLAND PARKWAY U.R. U.S.A. U.R. LAS VEGAS NV 89154 TEL: 223-62204 TEL: 415-422-7262 TEL: 061-236-3311 U.S.A. TLX: 817297 TLX: TLX: 666094 TEL: 702-739-3507 CON: 27.35C36 CON: CON: TLX: CON: 33 Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS

GREBENIKOV E 1 PROF DR GIEEISTEIN GEOIGI FIOF GIEION HICHEL SI GRIFFITHS NILLIAK K INST THEOR 4 EXFER PHYS ASTROROHY DEPARTMENT OBSERVATOIRE DE GENEVE DEPT OF PHYSICS 117259 KOSCOH ANHERST COLLEGE CH-1290 SAUVERRY THE UNIVERSITY U.S.S.R. AHHERST HA 01002 SWITZERLAND LEEDS LS2 9JT TEL: U.S.A. TEL: 22-55-26-11 U.K. TLX: TEL: 413-542-2075 TLX: 27720 OBSG CH TEL: COH: 07 TLX: CON: 25 TLX: COH: COK: 37

GIEC GBRUD GIEEISTEIN J L FIOF GIEVESSE I DI GRIGOIJEV VICTOI K DI DEPT D'ASTROPHYSIQOE PALOHAR OBSERVATORY INSTITUT D'ASTROPHYSIQUE SIBERIAN INST/TERR KAGN CALIF INST OF TECHNOLOGY URIVERSITE DE LIEGE IOKOSPH RADIO NAVE PROP UNIYBRSITPARC VALROSE ED E RICE 1201 E CALIFORNIA ST AVENUE DE COIRTE 5 P BOX 4 F-06034 RICE PASADERA CA 91125 B-4200 COINTE-OUGREE 664697 IRKUTSK FRARCE U.S.A. BELGIUK U.S.S.R. TEL: TEL: 818-356-4006 TEL: 41-52-99-80 TEL: TLX: TLX: TLX: 41264 TLX: COK: COH: 29,36,51 COK: 12,36 COK: 09 GREER ELIZABETH M. DR GREGOIINI LORETTA GRENING HICHAEL FROF GRINDLAY JONATHAN I DR HT STROKLO OBSERVATORY 1ST. DI RADIOASTRONOHIA ASTRON INST UIIVERSITAET HARVARD OBSERVATORY AUSTRALIAN RAT UNIVERSITY VIA IRNERIO 46 NALDHAUSERSTR 64 CENTER FOR ASTROPHYSICS PRIVATE BAG 1-40126 BOLOGNA D-7400 TUEBINGEN 60 GARDEN STREET VODER P.O. ACT 2606 ITALY GERHANY, F.R. CAKBRIDGE HA 02138 AUSTRALIA TEL: 51-232-856 . TEL: 7071-292486 U.S.A. TEL: 062-88-1111 TLX: 211664 INFN BOI TLX: 07262714 AIT D TEL: 617-495-7204 TLX: 62270 AA COH: COH: 25,34,40,44C,48 TLX: 921428 SATELLITE CAK COH: 37 COK: 06,37,48 GREE1 JACK PROF GREGORY PHILIP C DR GREYBBI IONAID D DI GRININ VLADINIR P DR DEFT OF GEOLOGY PHYSICS DEPT 10123 FALLS ROAD CRIKEAN ASTROPHYS OBS CALIF STATE DIVERSITY UNIV OF BRITISH COLUHBIA POTONAC KD 20854 USSR ACADEHY OF SCIENCES LORG BEACH CA 90840 6224 AGRICULTURAL RD U.S.A. 334413 NAUCHNY CRIKEA U.S.A. VANCOUVER BC V6T 115 TEL: U.S.S.R. TEL: 213-498-4809 CANADA TLX: TEL: TLX: TEL: 604-228-6417 COK: 44,47,48 TLX: COH: 16 TLX: 04-508576 COH: 36 CON: 40,51 GIEEI LOUIS C FIOF GREGORY STEPHEN ALBERT DI GRIFFIN RITA E H DI GRISHCHUK L P DI IAVEIFORD COLLEGE PHYSICS DEPT THE OBSERVATORIES STERNBERG STATE ASTR INST 7901 COLLEGE AVENUE BOILING GREEN STATE UNIV HADINGLEY ROAD 119899 NOSCOI V-234 HAVERFORD FA 19041 BOILING GREEN OH 43403 CAKBRIDGE CB3 0IA U.S.S.R. U.S.A. U.S.A. U.K. TEL: 139-50-06 TEL: 215-649-0265 TEL: TEL: 223-62204 TLX: TLX: TLX: TLX: 817297 ASTROK G COH: 47 COH: 14 COH: 47 COH: 29

GIEEI ROBII H Dl GIEGUL A YA DI GRIFFIN ROGER F DR GIOOTE SETLEF DEFT OF ASTIONOHY OBSERVATORY OF THE KIEV THE OBSERVATORIES HAHBUIGEI STEINNARTE GLASGON UNIVEISITY UNIVERSITY HADINGLEY ROAD GOJENSBERGNEG 112 GLASGOW G12 SQQ. OBSERVATORNAYA 3 CAKBRIDGE CB3 0HA D-2050 IAHBURG 80 U.X. 252053 RIEV U.K. GERHANY. F.R. TEL: 041-339-8855 U.S.S.R. TEL: 44-223-62204 TEL: 040-72524112 TLX: 778421 TEL: 262391 TLX: 817297 ASTRON G TLX: COH: TLX: COH: 05,29,30 COM: COK: GIEEIBEIG J HAYO DI GREISBN KENNETH I PROF GRIFFITH JOIN S FIOF GROSBOL FREBEI JOHNSON DR HUYGEHS LABORATORY 336 FOIEST HONE DR DEPT OF HATH SCIENCE ESO UNIVERSITY OF LEIDEN ITHACA NY 14850 LAKEHEAD UNIVERSITY KARL-SCHNARZSCHILD-STR 2 NASSENAARSENEG 78 U.S.A. THUNDER BAY ONT P7B 5E1 D-8046 GARCHING B KUNCHEN NL-2300 RA LEIDEN TEL: 607-257-1650 CANADA GERHANY, F.R. NETHERLANDS TLX: TEL: 807-345-2121 TEL: 089-320-06-237 TEL: 31-71-148333 COH: 48 TLX: TLX: 52828222 EOD TLX: 39058 ASTRO NL COK: COK: 05 COH: 15,21,34,51 GIEEIIERG RICHARD Dt GIBNIBR SUZAIIB GRIFFITHS RICHARD E DR GROSS PITH G FIOF PLANETARY SCIENCE INST OBSERVATOIRE DE PARIS SPACE TELESCOPE SCI INST NAINEI SNASEY OBSERVATORY 2030 B SFIBDIAY SECTION DE KEUDOH 3700 SAN KARTIN DRIVE 1975 TAYLOR RD TUCSON AZ 85719 F-92195 HEUDON PL CEDEX BALTINORE HD 21218 CLEVELAND OB 44112 U.S.A. FIANCE U.S.A. U.S.A. TEL: 602-881-0332 TEL: 1-45-34-75-30 TEL: LEEDS 431751 TEL: TLX: TLI: 201571 LAN TLX: 556473 UNILDS G TLX: COH: 07,20 CON: COK: 09,28,44,48 COH:

GROSSMAN LAURENCE PROF GRUDZIHSIA STEFANIA DR GUBANOV VADIN S DR GUETTBE HARRY HEIDRIR DEPT GEOPHYSICAL SCIENCES ASTRONOMICAL INSTITUTE PULROVO OBSERVATORY US NAVAL OBSERVATORY UNIVERSITY OF CHICAGO UL. CHOPINA 12/18 196140 LENINGRAD PO BOX 1149 5734 SOUTH ELLIS AVE 87-100 TORUN U.S.S.R. FLAGSTAFF AZ 86002 CHICAGO IL 60637 POLAND TEL: 297-94-81 USA U.S.A. TEL: 20655 TLX: TEL: 602-779-5132 TEL: 312-962-8153 TLX: 0552234 ASTR PL • COM: 08 TLX: TLX: COM: 15 COM: 45 COM: 15,16 GROSSNANN-DOERTH U DR GRUEFF GAVRIL DR GUDNUNDSSON EINAR H GUIBERT JBAI DR RIEPENHEUER INSTITUT LAB. DI RADIOASTRONOMIA RAUNVISINDASTOFNUN OBSERVATOIRE DE PARIS FUER SONNENPHYSIR CNR HASROLANS 61 AVE DE L'OBSERVATOIRE SCHOENECRSTR 6 VIA IRNERIO 46 DUNHAGA 3 F-75014 PARIS D-7.800 FREIBURG 1-40126 BOLOGNA IS-107 REYKJAVIK FRANCE GERMANY, F.R. ITALY ICELAND TEL: 1-43-20-12-10 TEL: 0751-32864 TEL: TEL: 21340 TLX: TLX: 7721552 RIS D TLX: TLX: 2307 ISINFO COM: COM: COM: COM: GROTEN ERNIN PROF GRUEN EBERHARD DR GUDUR N DR GUIDICE DONALD A DR INST/PHYSIRALISCHE GEOD MPI FUER RERNPHYSU EGE UNIVERSITY A F GEOPHYSICS LABORATORY PETERSENSTR 13 POSTFACH 103 980 OBSERVATORY HANSCOM AFB D-6100 DARMSTADT D-6900 HEIDELBERG P R 21 BEDFORD NA 017-31 GERMANY, F.R. GERMANY, F.R. BORNOVA-IZMIR U.S.A. TEL: 0-6151-16-3109 TEL: 6621-516478 'URKEY TEL: 617-861-3989 TLX: 419579 TH D TLX: 461666 MPIHD D TEL: 9051180110/2326 TLX: COM: 19 COM: 15,21,22 TLX: COM: 40 COM: GROTH BDNARD J III GRUNDMANN (ALTER GUELIN MICHEL DR GUINAN EDIARD FRANCIS DR PHYSICS DEPT DOMINION ASTROPHYS OBS INST RADIOASTR NILLIMETR DEPT OF ASTRONOMY PRINCETON UNIVERSITY 5071 » SAANICH ROAD VOIE 10 VILLANOVA UNIVERSITY JADNIN HALL VICTORIA BC V8X 4M6 DCMAINE UNIV DE GRENOBLE VILLANOVA PA 19085 PRINCETON NJ 08544 CANADA F-38406 ST MARTIN D'HERES U.S.A. U.S.A. TEL: 604-388-3157 FRANCE TEL: 215-527-2100 TEL: 609-452-4361 TLX: 0497295 TEL: 76-42-33-83 TLX: TLX: COM: 09 TLX: 980753 IRAK COM: 27,42 COM: CON: 34,40 GROTH HANS G PROF DR GRYGAR JIRI DR GUERII PIERRE DR GUINOT BERNARD R PROF INST ASTRON 5 ASTROPHYS INSTITUTE OF PHYSICS INSTITUT D'ASTROPHYSIQUE B.I.P.M. UNIVERSITAT MUENCHEN CZECH. ACAD. OF SCIENCES 98 BIS BOULEVARD ARAGO PAVILLON DE BRETEUIL SCHEINERSTRASSE 1 250 68 REZ F-75014 PARIS F-92310 SEVRES D-8000 MUENCHEN 80 CZECHOSLOVAKIA FRANCE FRANCE GERMANY, F.R. TEL: 84-42-41 TEL: 1-43-20-14-25 TEL: 1-45-34-00-51 TEL: 089-989021 TLX: 122626 CS TLX: 270070 TLX: 201067 BIPM TLX: COM: 27,42 COM: 16 COM: 19,31C COM: 29.36 GROUSHINSRY I P PROF DR GRZEDZIELSRI STANISLAN PR GUERRERO GIANANTONIO DR GULKIS SANUEL DR STERNBERG STATE SPACE RESEARCH CENTER OSSERVATORIO ASTRONOMICO JET PROPULSION LABORATORY ASTRONOMICAL INSTITUTE POLISH ACAD OF SCIENCES VIA E. BIANCHI 46 4800 OAK GROVE DRIVE UNIVERSITETSRIJ PROSP. 13 UL. ORDONA 21 1-22055 MERATE ICOMO) PASADENA CA 91109 119899 MOSCON 01-237 NARSZANA ITALY U.S.A. U.S.S.R. POLAND TEL: 039-592035 TEL: 213-354-5708 TEL: TEL: TLX: TLX: TLX: TLX: " COM: 27 COM: 16,40,51 COM: 07 COM: 49P GRUBISSICH C PROF DR GU XIAO-MA GUEST JOHI E DR GULL STEPHEN F DR VIA AOSTA 34/5 YUNNAN OBSERVATORY UNIVERSITY OF LONDON OBS CAVENDISH LABORATORY 1-35142 PADOVA ACADEMIA SINICA MILL HILL PARR NAD1NGLEY ROAD ITALY RUNNING LONDON NK7 20J CAMBRIDGE CB3 0HE TEL: 049-38301 CHINA, PEOPLE'S REP. U.R. U.K. TLX: TEL: 72946 RUNNING TEL: 01-959-7367 TEL: 223-66477 COM: 37 TLX: 64040 YUOBS CN TLX: 28722 UCPHYS TLX: 81292 COM: 10,12 COM: 16 COM: 40

GULL THEODORE R DR GURSHTEIN A A DR GUSTAFSSOI BEIGT DR HABING H J DR LAB. ASTRON 4 SOLAR PHYS INST HIST OF SCI i TECHN ASTRONOMICAL OBSERVATORY STERREWACHT NASA/GSFC, CODE 683.0 USSR ACADEMY OF SCIENCES BOX 515 POSTBUS 9513 GREENBELT MD 20771 STAROPANSRY 1/5 S-751 20 UPPSALA NL-2300 RA LEIDEN U.S.A. 103012 MOSCOW SWEDEN NETHERLANDS TEL: 301-344-8060 U.S.S.R. TEL: TEL: 071-148333 TLX: 710-8289716 TEL: TLX: TLX: 39058 COS: 34.44 TLX: COM: 29.36C COH: 33,34C COM: 16 GULLIVER AUSTIN ERASER DR GURSRY HERBERT DR GUTCKE DIETRICH HACHEHBERG OTTO PROF DR DEPT OF PHYSICS NAVAL RESEARCH LABORATORY CARL-ZEISS STR 1 RADICASTRONOKISCHES INST UNIVERSITY OF ALBERTA CODE 4100 DDR-6900 JENA UNIVERSITAET BONN EDMONTON ALB T6G 2J1 WASHINGTON DC 20375 GBRKANY, D.R. AUF DEK HUEGEL 71 CANADA U.S.A. TEL: D-5300 BONN TEL: TEL: 202-767-6343 TLX: OERKANY, F.R. TLX: TLX: COM: 09 TEL: COK: 42 COM: 27,42,44,48 TLX: COK: 40 GULNEN OKUR DR GURTOVBNXO E A DR GUTHRIE BRUCE N G DR BACHISU IZUKI DR EGE UNIVERSITY MAIN ASTRONOMICAL OBS ROYAL OBSERVATORY DEPT OF AERONAUTICAL OBSERVATORY UKRAINIAN ACAD OF SCI BLACKFORD HILL ENGINEERING P K 21 252127 KIEV EDINBURGH EH9 3HJ KYOTO UNIVERSITY BORNOVA-IZMIR U.S.S.R. U.K. KYOTO 606 TURKEY TEL: 66-10-65 TEL: 031-667-3321 JAPAN TEL: 90-51-180110 TLX: 131406 TLX: 72383 ROEDIN G TEL: 075-751-2111 TLX: COK: 10.12C COM: 29 TLX: 05422693 LIBKYU J CON: COB: GULYAEV A P DR GURZADIAN G A PROF DR GUTIERREZ-KORENO A DR MRS HACK KARGHERITA PROF STERNBERG ASTR INSTITUT BYURAKAN ASTROPBYS OBS DEPTO DE ASTRONOHIA OSSERVATORIO ASTRONOMICO UNIVERSITETSKIJ PROSP. 13 378433 ARMENIA UNIVERSIDAD DE CHILE VIA TIEPOLO 11 119899 MCSCOH U.S.S.R. CASILLA 36-D 1-34131 TRIESTE U.S.S.R. TEL: SANTIAGO ITALY TEL: 139-19-70 TLX: CHILE TEL: 40-793921 TLX: COM: 28,34,45 TEL: 2294101/2294002 TLX: 461137 OAT I CON: 08 TLX: COM: 29,36,44,45 COM: 25 GULYAEV RUDOLF A DR GUSEINOV 0 H PROF GYLDEIKERIB KJELD DR HACKIELL JOHN A DR IZKIRAN INSTITUTE OF PHYSICS COPENHAGEN UNIVERSITY OBS DEPT PHYSICS i ASTRONOMY AKADENGORODOK NARINAN07 AVENUE 33 BRORFELDEVEJ 23 UNIVERSITY OF WYOMING 142092 MOSCOW REGION 370143 BAKU DK-4340 TOLLOSE LARAKIE WY 82070 U.S.S.R. U.S.S.R. DENMARK U.S.A. TEL: TEL: 39-39-51 TEL: 3-488-195 TEL: 307-766-6296 TLX: TLX: TLX: 44155 TLX: CON: CON: 34,42,44,48 COK: 33,42 COK: 27.34

GUII JAKES E PROF GUSEJIOV R EH DR HABBAL SHADIA RIFAI HACYA1 SHAHEN DR. DEPT ASTROPHYSICAL SCI SHEMAKHA ASTROPBYS OBS HARVARD SMITHSONIAN CTR INSTITUTO DE ASTRONOKIA PRINCETON UNIVERSITY 373243 AZERBAIDZAN FOR ASTROPHYSICS UNAN PEYTON HALL U.S.S.R. 60 GARDEN STREET APDO POSTAL 70-264 PRINCETON NJ 08544 TEL: CAMBRIDGE MA 02138 04510 MEXICO DF U.S.A. TLX: U.S.A. MEXICO TEL: 609-452-3802 COK: TEL: 617-495-7348 TEL: 905-548-5305 TLX: TLX: 921428 TLX: 1760155 CICME CON: 28,47C,48,51 COK: 49 COM: 47 GUO QOAH SHI GUSSNANN E A DR BABE ASAO HADDOCK FRED T DR PURPLE MOUNTAIN ZNTRLINST. F. ASTROPHYSIK DEPT OF PHYSICS UNIVERSITY OF MICHIGAN OBSERVATORY ROSA-LUXEHBURG-STR 17A HOKKAIDO UNIVERSITY 937 PHYSICS-ASTRONOKY BLG NANJING DDR-1502 POTSDAM SAPPORO ANN ARBOR MI 48104 CHINA, PEOPLE'S REP. GERMANY, D.R. HOKKAIDO 060 U.S.A. TEL: TEL: JAPAN TEL: 313-764-3430 TLX: TLX: TEL: 11-711-2111 TLX: COM: COK: 36 TLX: CON: 40,44,51 COK: 33 GURU HARDBV S PROF GUSTAFSON BO A S HABIBULLIN SH T PROF DR HADJIDEMETRIOU JOHN D DEPT/ASTR ( SPACE SCI LUND OBSERVATORY KAZAN UNIV OBSERVATORY DEPT THEORET MECHANICS PANJABI UNIVERSITY BOX 43 LENIN STREET 18 UNIVERSITY THESSALONIKI PATIALA 147 002 S-221 00 LUND 420008 KAZAN GR-54006 THESSALONIKI INDIA SWEDEN U.S.S.R. GREECE TEL: 73262 I 96 TEL: TEL: 323641 TEL: 031-99-14-10 TLX: TLX: TLX: TLX: COM: 27,35,46,51 COK: 15 CON: 16 COM: 07C

I 528 LIST OF MEMBERS HABFHER REIIHOLD DR HAGYARD NONA JUNE HALL JOHN S DR HAMID S EL DIM DR UHIVERSITAETS STERNWARTE NASA MARSHALL SFC 110 RED BUTTE DRIVE DEPT OF ASTRONOMY SCHEIKERSTRASSE 1 CODE ES52 SEDONA AZ 86336 FACULTY OF SCIENCE D-8000 MOEHCHEN 80 HUNTSVILLE AL 35812 U.S.A. UNIVERSITY FOUAD GERNAHY. F.R. U.S.A. TEL: 602-284-1738 GIZA CAIRO TEL: 089-98-9021 TEL: 205-453-5687 TLX: EGYPT TLX: TLX: 594416 SASA/MSFC HTV COK: 16,34 TEL: COM: 27 COK: 10,12 TLX: COM: 07 HAKKEBH ANTJIM KAAELE A BAIKALA LAURI K HALL R GLEN DR HAMILTON P A DR ASTRONOMY DEPT OBS i ASTROPHYSICS LAB 3612 SPRING STREET UNIVERSITY OF TASMANIA UNIVERSITY OF OULU UNIVERSITY OF HELSINKI CHEVY CHASE ND 20815 PHYSICS DEPARTMENT SF-90100 OULU 10 TAHTITORNINNAKI U.S.A. BOX 252C G.P.O. FINLAND SF-00130 HELSINKI 13 TEL: 301-652-7221 HOBART, TASMANIA TEL: FINLAND TLX: AUSTRALIA TLX: TEL: 1912948 HBLSINK COK: 19.31 TEL: 002-20-2419 CON: TLX: 124690 UNIH SF TLX: 58150 COK: COM: 40 HAEHSBL PAWL OX HAISCH BERHHARD MICHAEL HALLAM IBINBTH L Dl HAMNAN NOLF-RAIHER N COPERNICUS ASTRONOMICAL LOCKHEED PALO ALTO LAB ASTRON t SOLAR PHYS INST THEOR PHYS S STERNV CENTER RESEARCH LABORATORY NASA/GSFC UNIVBRSITAET KIEL. UL. BARTYCRA 18 DIV 91-20 BLDG 255 GREENBELT KD 20771 OLSHAUSENSTR 00-716 WARSAW PALO ALTO CA 94304 U.S.A. D-2300 KIEL POLAND U.S.A. TEL: 301-344-6083 GERMANY, F.R. TEL: 410828 TEL: 415-858-4073 TLX: TEL: 0431-8804101 TLX: 81 3978 ZAPLAN PL TLX: 346409 CON: 09,44,45 TLX: 292706 IAPKI D CON: COK: 27,36,51 COM: 36 HAERENDEL G DR HAJDUK ANTON DR HALLIDAY IAN DR HAMMER REINER KPI F. PHYSIK i ASTROPHYS ASTRONONICAL INSTITUTE HERZBERG INST ASTROPHYS KISPENHEUER INSTITUT FUER INST F. BXTRATERR. PHYSIK SLOVAK ACAD. OF SCIENCES NATL RESEARCH COUNCIL SONNE1PHYSIK D-8046 GARCHING B NUNCBEN 842 28 BRATISLAVA OTTAWA ONT K1A OR6 SCBOENECKSTR 6. GERNANY, F.R. CZECHOSLOVAKIA CANADA 0-7800 FREIBURG TEL: 089-3299-516 TEL: 427-375157 TEL: 613-990-0704 GERMANY, F.R. TLX: 05215845 XTERD TLX: 93373 SEIS TLX: 0533715 TEL: 0761-32864 CON: COK: 22,51 CON: 15,16,21,22 TLX: 7721552 K1S D COM: 10.12 HAGBN JOHN P HAJDUKOVA MARIA HAMAB! MASARU DR IAMMERSCHLAG ROBERT B DR 613 V. PARK AYE DEPARTMENTS ASTRONOMY KISO OBS OF TOKYO ASTRON ASTRONOMICAL INSTITUTE STATE COLLEGE PA 16803 COKENIUS UNIVERSITY OBSERVATORY STERRENACHT SONNENBORGH U.S.A. MLYNSKA DOLINA MITAKE-MURA, KISO ZONNENBURG 2 TEL: 1-814-237-3031 842 15 BRATISLAVA NAGANO 397-01 NL-3512 NL UTRECHT TLX: CZECHOSLOVAKIA JAPAN NETHERLANDS CON: 10,40 TEL: 427-320-003 TEL: 26452-3360 TEL: 030-312-841 TLX: TLX: 3347577 KSOOBS J TLX: COK: 22 CON: 28 COM: 09 HAGIN IENDY ANN! BALL ANDREI NORMAN HAMADA TETSUO PROF IAMMERSCHLAG-HENSBERGE G NBITIN OBSERVATORY DEPT OF ASTROPHYSICS DEPT OF PHYSICS ASTRONONICAL INSTITUTE NELLESLEY COLLEGE SOUTH PARKS ROAD IBARAKI UNIVERSITY UNIVERSITY OF AMSTERDAM NELLESLEY NA 02181 OXFORD OX1 3RQ 310 NITO ROETERSSTRAAT 15 U.S.A. U.K. JAPAN NL-1018 KB AMSTERDAK TEL: 617-235-0320 TEL: TEL: 0292-252-35-24 NETHERLANDS TLX: TLX: TLX: TEL: 0-20-522-3004 CON: 29 COK: 48 CON: 35 TLX: 16460 COK: 42 BAGEN-TBORI V A DR HALL DOIALD N DR HANAJINA KIYOTOSHI DR BAMZAOGLU BSAT ! H DR ASTRONONICAL OBSERVATORY INSTITUTE FOR ASTRONOKY KISO BRANCH OF THE • KING SAUD UNIVERSITY BIBLIOTBCHNAJA PL.2 2680 NOODLANN DRIVE TOKYO ASTRON OBSERVATORY COLLEGE OF SCIENCE 198904 LENINGRAD HONOLULU HI 96822 NITAKEMURA KISOGUN P.O. BOX 2455 U.S.S.R. U.S.A. NAGANOKEN 397-01 RIYADH 11453 TEL: 257-91-91 TEL: 808-948-8312 JAPAN SAUDI ARABIA TLX: TLX: 723-8459 TEL: TEL: COK: 28 COK: TLX: TLX: CON: 33 COK: HAGFORS T DR HALL DOUGLAS S DR HANDY M A M DR HAN FU NATL ASTRON 4 IONOSPHERE DYER OBSERVATORY HELHAN OBSERVATORY PURPLE MOUNTAIN CTR., SPACE SCIENCES BLDG VANDBRBILT UNIVERSITY HELNAN-CAIRO OBSERVATORY CORNELL UNIVERSITY NASHVILLE TN 37235 EGYPT NANJING ITHACA NY 14853 U.S.A. TEL: 780645-782683 CHINA. PEOPLE'S REP. U.S.A. TEL: 615-373-4897 TLX: 93070 HIAG UN TEL: 33738 TEL: 607-256-3734 TLX: 554323 COM: TLX: 34144 PNONJ CN TLX: 932454 COK: 25,27,42 CON: 40 CON: 16

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 529 EAI TIAHQI HAN1ER MARTHA S DR HAPEE BRUCE V DR HARNANEC PETR DR INST OF GEODESY 4 GEOFHYS JPL DEPT GEOL 4 PLANETARY SCI ASTRONONICAL INSTITUTE ACADBNIA SIHICA NS T1166 UNIVERSITY OF PITTSBURGH CZECH. ACAD. OF SCIENCES WUCHANG HUBEI 4800 OAK GROVE DR. 321 OLD ENGINEERING HALL 251 65 ONDREJCV CHINA, PEOPLE'S REP. PASADENA CA 91109 PITTSBURGH PA 15235 CZECHOSLOVAKIA TEL: 813712-570 U.S.A. U.S.A. TEL: 724525 TLX: TEL: 818-354-4100 TEL: 412-624-4719 TLX: 121579 COM: 19,31 TLX: 675429 TLX: CON: 27,29,42 CON: 15.21C22C CON: 15 HAI NENJUN HANSEN CARL J PROF HARA KEN NOSUKE DR HARNER CHARLES F V NR BEIJING ASTRONONICAL OBS JILA SENDAI-SHIRITSU-JOSHI SIRA LTD, OPTC SYST DEPT ACADENIA SIHICA UNIVERSITY OF COLORADO SENIOR HIGH SCHOOL RESEARCH & DEVLPT DIV BEIJING BOX 440 KASHI8AGI 3-3-1 SOUTH HILL CHINA, PEOPLE'S REP. BOULDER CO 80309 SENDAI 980 CHISLEHURST KENT BR27 5EH TEL: 281698 U.S.A. JAPAN U.K. TLX: TEL: 303-492-7811 TEL: TEL: 01-467-2636 CON: 40 TLX: 755842 JILA TLX: TLX: 896649 CON: 27 CON: 47 CON: 09,29 HAN ZHENG-ZHONG HANSEN LEIF LECTURER HARA TETSUYA DR HARNER DIANNE L NRS PURPLE NOUNTAIN UNIVERSITY OBSERVATORY DEPT OF PHYSICS ROYAL GREENVICH OBS OBSERVATORY OESTER VOLDGADE 3 KYOTO SANGYO UNIVERSITY HERSTNONCEUX CASTLE NANJING DM350 COPENHAGEN K KITAKU KANIGANO HAILSHAN BN27 1RP CHINA, PEOPLE'S REP. DENMARK KYOTO 603 U.K. TEL: 33583 TEL: 1-14 17 90 JAPAN TEL: 0323-833171 TLX: 34144 TLX: 44155 DANAST DR TEL: 075-701-2151 TLX: 87451 CON: 44 CON: TLX: 5422661 KSU J CON: 09,29 CON: 28 HANASZ JAN DR HANSEN RICHARD T NR HARDEBECK ELLEN G DR EARNS RICHARD JANES DR ASTRONONICAL INSTITUTE ENGINEERING 138. VANC 3106 TUNBLEIEED RD APPLIED RESEARCH CORP. POLISH ACAD OF SCIENCES 150 S. HUNTINGTON AVE BISHOP CA 93514 8201 CORPORATE DRIVE BIi. CHOPINA 12/18 BOSTON NA 02130 U.S.A. SUITE 920 87-100-TORUN U.S.A. TEL: LANDOVER ND 20785 POLAND TEL: 6177342534-HOKE TLX: U.S.A. TEL: 260-37 TLX: CON: 34 TEL: 301-459-8442 TLX: 0552234 ASTR PL CON: 10 TLX' CON: 10.40 CON: 28,44,47 HANBURY BRON ROBERT PIOF HANSLNEIBR ARNOLD HARDEE PHILIP HARNDEN FRANK R Jr SCHOOL OF PHYSICS INSTITUT FUBR ASTRONONIE DEPT PHYSICS 4 ASTRONONY HARVARD-SNITHSONIAN CTR UNIVERSITY OF SYDNEY KARL-FRANZENS-UNIVERSITAT UNIVERSITY OF ALABANA FOR ASTROPHYSICS SYDNEY NSN 2006 UNIVERSITABTSPLATZ 5 BOX 1921 60 GARDEN STREET AUSTRALIA A-8010 GRAZ UNIVERSITY AL 35486 CAMBRIDGE NA 02138 TEL: 02-69^-2934 AUSTRIA U.S.A. U.S.A. TLX: 26169 UNISYD TEL: 0316-380-5275 TEL: 205-348-5050 TEL: 617-495-7143 CON: 40 TLX: TLX: TLX: 921428 SATELLITE CAN CON: 07.10 CON: 40 CON: HANES DAVID A DR HANSON ROBERT B DR HARDIE I PROF HARO GUILLERMO DR OUEEN'S UNIVERSITY LICK OBSERVATORY DYER OBSERVATORY INAOE PHYSICS DEPT UNIVERSITY OF CALIFORNIA VANDERBILT UNIVERSITY AP POSTALES 216 y 51 ASTRONONY GROUP SANTA CRUZ CA 95064 NASHVILLE TN 37235 72000 PUEBLA, PUE. KINGSTON ONT K7L 3N6 U.S.A. U.S.A. NEXICO CANADA TEL: 408-429-2755 TEL: TEL: 91-22-47-05-00 TEL: 613-547-5750 TLX: TLX: TLX: TLX: CON: 24 CON: 25 CON: 27,28,29 CON: 37 HANC HENG-RONG HANSSON NILS DR HARDORP JOHANNES PROF HARRINGTON J PATRICK DR PURPLE NOUNTAIN LUND OBSERVATORY DEPT EARTH SPACE SC ASTRONONY PROGRAN OBSERVATORY BOX 43 STATE UNIVERSITY UNIVERSITY OF MARYLAND NANJING S-221 00 LUND STONY BROOK NY 11794 COLLEGE PK ND 20742 CHINA, PEOPLE'S REP. SVEDEN U.S.A. U.S.A. TEL: 33583 TEL: 46-107000 TEL: 516-246-4048 TEL: 301-454-5944 TLX: 34144 PNONJ CN TLX: 33533 LUNIVER S TLX: TLX: 7108260352 CON: 44,48 CON: CON: 36 CON: 34

HUIIIS TINOTHY HAMILTON HAO YUN-IIANG HARDY EDUARDO HARRINGTON ROBERT S DR THAYER SCHOOL OF ENGINRG DEPT OF ASTRONONY DEPT DE PHYSIQUE US NAVAL OBSERVATORY DARTHMOUTH COLLEGE BEIJING NORMAL UNIVERSITY UNIVERSITE LAVAL WASHINGTON DC 20390 HANOVER NH 03755 BEIJING FAC DES SCS 4 DE GENIE U.S.A. U.S.A. CHINA. PEOPLE'S REP. QUEBEC G1K 7P4 TEL: 202-653-1533 TEL: 603-646-2230 TEL: 656531-6285 CANADA TLX: TLX: 7103661828 TLX: TEL: 418-656-2960 CON: 20,24,26C,51 CON: 40 COM: 09 TLX: 369-5131621 CON: 28,47

HARRIS ALAN SILLIAK HARRONER GIORGB A DR HARTQUIST THOMAS WILBUR HARIIT MARTIN PROF SERC LAKEHEAD UNIVERSITY MPI PUR PHYS 5 ASTROPHYS ASTRONOMY DEPT. RUTHERFORD APPLETON LAB THUNDER BAY ONT P7B 5E1 KARL-SCHWARZSCHILD-STR 1 SPACE SCIENCE BLDG CHITON, DIDCOT 0X11 OQX CANADA D-8046 GARCHING B HUNCHEN CORNELL UNIVERSITY U.J. TEL: 807-345-2121 GERMANY, F.R. ITHACA NY 14853 TEL: 0235-21900 TLX: TEL: 089-3299-838 U.S.A. TLX: 83159 RUTHLB G COM: TLX: 05215845 XTERR D TEL: 607-256-4805 COM: 34 COM: 34 TLX* COM: 15.21,48 HARRIS ALAN WILLIAM DR HART MICHAEL B DR HARTNICK F DAVID A DR HARIOQD DENNIS MR JPL PHYSICS DEPT UNIVERSITY OF VICTORIA PERTH OBSERVATORY MS 183-501 TRINITY UNIVERSITY DEPT OF PHYSICS BICJLEY, ». AUSTR. 6076 4800 0AX GROVE DRIVE SAN ANTONIO TX 78284 VICTORIA BC m 2Y2 AUSTRALIA PASADENA CA 91109 U.S.A. CANADA TEL: 09-2938-255 U.S.A. TEL: TEL: 604-721-7742 TLX: TEL: 818-354-6741 TLX: TLX: 049-7222 COM: 08.24,25 TLX: 675429/9105883294/69 COM: 51 COM: COM: 15C20 HARRIS DANIEL B DR HARTEN RONALD H DR HARTZ THEODORE R DR HASAN SAIYID STRAJUL CEHTER FOR ASTROPHYSICS RCA ASTRO ELECTRONIC 915 NOUNTAINVIEW AVENUE INDIAN INSTITUTE OF 60 GARDEN STREET TB-1 OTTAWA ONT R2B 5G3 ASTROPHYSICS CAMBRIDGE MA 02138 PO BOX 800 CANADA BANGALORE 560 034' U.S.A. PRINCETON NJ 08540 TEL: 613-596-1211 INDIA TEL: 617-495-7148 U.S.A. TLX: TEL: TLX: 921428 TEL: 609-426-3551 COM: 40,44 TLX: COM: 40 TLX: COM: 12 COM: 34,40 HARRIS GIETCHEN L H DR HARTL HERBERT DR HARVEL CHRISTOPHER ALVIN HASCBICt AUBREY DEPT OF PHYSICS INSTITUT FUER ASTRONOMIE 6161 STEVEN'S FOREST RD HAYSTACK OBSERVATORY UNIVERSITY OP WATERLOO UNIVERSITAETSSTR 4 COLUMBIA MD 21045 WESTFORD MA 01886 NATERLOO ON N2L 3G1 A-6020 INNSBRUCK U.S.A. U.S.A. CANADA AUSTRIA TEL: 301-964-0211 TEL: 617-692-4764 TEL: 519-885-1211 TEL: TLX: TLX: TLX: 069-55259 TLX: COM: 37 COM: 40 CON: 37V COM:

HARRIS HUGH C HARTLEY KENNETH F DR HARVEY CHRISTOPHER C DR HASEGAWA HIROICHI DR US NAVAL OBSERVATORY RUTHERFORD APPLETON LAB OBSERYATOIRE DE PARIS DEPT OF PHYSICS PO BOX 1149 CHILTON, DIDCOT 0X11 OQX SECTION DE MEUDON KYOTO UNIVERSITY FLAGSTAFF AZ 86002 U.K. F-92195 MEUDON PL CEDEX SAKYO-KU U.S.A. TEL: 0235-21900 FRANCE KYOTO 606 TEL: 602-779-5132 TLX: 83159 TEL: 1-45-34-75-30 JAPAN TLX: COM: 05 TLX: 204464 TEL: 0757512111x3833 COM: 37 COM: 44,49 TLX: COM: 22 HARRIS STELLA HARTMANN LEE WILLIAM HARVEY GALE A DR HASEGAWA ICHIRO DR DEPT OF PHYSICS CENTER FOR ASTROPHYSICS INST P GESCHICHTE D 2-3-11 SAIDAIJINOGAMI QUEEN MARY COLLEGE 60 GARDEN STREET NATURWISSENSCHAPTEN NARA 631 MILE END ROAD CAMBRIDGE MA GOETHE URIVERSITAET JAPAN LONDON El 4NS U.S.A. D-6000 FRANKFURT TEL: 81-742-46-2055 U.K. TEL: 617-495-7487 GERMANY, F.R. TLX: TEL: 1-980-4811x4050 TLX: TEL: COM: 20.22C TLX: 893750 COM: 36 TLX: COM: 34 COM: 22 HARRIS WILLIAM E DR HARTMAIN WILLIAM K HARVEY JOHN W DR HASBR LEO N K DR DEPT OF PHYSICS PLANETARY SCIENCE INST NATL SOLAR OBSERVATORY MPI P. EXTRATERR. PHYSIK MONASTER UNIVERSITY 2030 E SPEEDWAY PO BOX 26732 D-8046 GARCHING B HUNCHEN HANILTON ONT L8S 4N1 SUITE 201 950 N. CHERRY AVE GERNANY, F.R. CANADA TUCSON AZ 85719 TUCSON AZ 85726 TEL: 89-329-98-03 TEL: 416-525-9140 U.S.A. U.S.A. TLX: 5215845 XTER D TLX: 369-0618347 TEL: 602-881-0332 TEL: 602-327-5511 COM: 15 COM: 37 TLX: TLX: COM: 15 COM: 10,12V HARRISOI EDWARD R PROF HARTOOG MARK RICHARD DR HARVEY PAUL MICHAEL DR HASLAM C GLYI T DR DEPT PHYSICS t ASTRONOMY LICK OBSERVATORY DEPT OF ASTRONOMY MPI FUER RADIOASTRONOMIE UN1Y OF MASSACHUSETTS UNIVERSITY OF CALIFORNIA UNIVERSITY OF TEXAS AUF DEM HUEGEL 69 AMHERST MA 01003 SANTA CRUZ CA 95064 AUSTIN TX 78712 D-5300 BONN U.S.A. U.S.A. U.S.A. GERMANY, F.R. TEL: 413-545-2194 TEL: TEL: 512-471-4461 TEL: TLX: TLX: TLX: 910-874-1351 TLX: 886440 NPIFR D COM: 47,51 COM: COM: 34,44 CON: 40

HAUBOLD BUS JOACHIM HAVLEX ROBERT J DR HAYES DONALD S DR HAZER S DR ZNTRLINST. F. ASTROPBYSIK NRAO PO BOX 1907 FACULTY OF SCIEXCE AKAD. HISSEHSCHAFTEN DDR EDGENONT ROAD SCOTTSDALE AZ 85252 DEPT OF ASTRONOMY ROSA-LUXENBURG-STR 17A CBARLOTTESVILLE VA 22901 U.S.A. P K 21 DDR-1502 POTSDAN-BABELSB. U.S.A. TEL: 602-947-3572 BORNOVA-IZNIR GERMANY, D.R. TEL: 804-296-0223 TLX: TURKEY TEL: TLX: 9109970174 CON: 25,45 TBL: TLX: CON: TLX: COM: CON: HAUCK BERNARD PROF HAVKES OVB DR HAYLI AVRAN PROF HAZLEBURST JOHN DR ISSTITUT D'ASTRONOXIE AURORAL OBSERVATORY OBSERVATOIRE DE LYON HANBURGER STERNHARTE UKIVERSITE DE LAUSANNE UNIVERSITY OF TROMSO F-69230 ST-GENIS-LAVAL GOJENSBERGSXEG 112 CH-1290 CHAVANXES-DES-B. P O 953 FRANCE D-2050 HAHBURG 80 SXITZERLAXD N-9001 TRONSO TEL: 78-56-07-05 GERNANY, F.R. TEL: 022-55-26-11 XORXAY TLX: 310916 TEL: TLX: 27720 OBSG CH TEL: 83-86060 COM: 33,41 TLX: CON: 05V,25,45,46 TLX: 64124 AUROB X COM: 42 COM: HADG EBERBARD DR BAXARDEN TIMOTHY G DR HAYNES ROBERT C PROF BE NIAO-FV KOZARTSTRASSE 20 ROYAL OBSERVATORY DEPT SPACE PHYS i ASTRON SHANGHAI OBSERVATORY D-7430 NETZINGEN BLACKFORD HILL RICE UNIVERSITY ACADEMIA SIXICA GERMANY, F.R. EDINBURGH EH9 3HJ HOUSTON TX 77001 SBAXGHAI TEL: 07071/296483 U.R. U.S.A. CHIXA, PEOPLE'S REP. TLX: TEL: 031-667-3321 TEL: 713-527-4045 TEL: 386191 COS: 10 TLX: 72383 ROEDIX G TLX: 556457 TLX: 33164 SHAO CK COM: 37 COM: COM: 07

HAUG ULRICH PROF BAKING STEPHEN V PROF HAYNES MARTHA P HE XIAXG-TAO HAMBURGER STBRNXARTE DEPT OF APPLIED NATHS ASTRONONY DEPT DEPT OF ASTRONONY GOJENSBERG8EG 112 AND THEORETICAL PHYSICS CORNELL UNIVERSITY BEIJING NORNAL UNIVERSITY D-2050 HAMBURG 80 SILVER STREET SPACE SCIENCES BUILDING BEIJING GERMANY, F.R. CAMBRIDGE CB3 9EV ITHACA KY 14853 CHINA, PEOPLE'S REP. TEL: 040-7252-4131 U.K. U.S.A. TEL: 656531-6285 TLX: 217884 HAMST D TEL: 223-351645 TEL: 607-256-3734 TLX: COM: 21,33 TLX: 81240 CAMSPL G TLX: 932454 CON: 28,47 COM: 47,48 COM: 40 BADGE OIVIID DR HAXKIIS GERALD S DR HAYNES RAYNOND F PROF HEAP SARA R DR INST TBEORET ASTROPHYSICS CONSUL 906 CSIRO NASA/GSFC UNIVERSITY OF OSLO 2400 VIRGINIA OVE XX DIVISION OF RADIOPHYSICS CODE 672 P O BOX 1029 XASHINGTOX DC 20037 P.O.BOX 76 GREEXBELT MD 20771 X-0315 BLINDERN, OSLO 3 U.S.A. EPPIXG XSX 2121 U.S.A. IORXAY TEL: 202-485-2050 AUSTRALIA TEL: 301-344-5359 TEL: 245-65-06 TLX: TEL: TLX: TLX: CON: 22,41 TLX: CON: COM: COM: 34,40 HAOPT BERMAH F PROF HAXKIX! MICHAEL R S BAYXARD JOHI HEARN ANTHONY G Dl IXSTITUT FUER ASTRONOMIE ROYAL OBSERVATORY DEPT OF MATHEMATICS STERREKU1DIG IXSTITUUT DER UNIVERSITAET BLACKFORD HILL NAPIER COLLEGE SERVAAS BOLXERK 13 UXIVERSTAETSPLATZ 5 EDINBURGH EH9 3HJ COLINTON RD. NL-3512 NK UTRECHT A-8010 GRAZ U.K. EDINBURGH EH10 5DT NETHERLANDS AUSTRIA TEL: U.K. TEL: 030-312-841 TEL: 0316-380-5271 TLX: TEL: TLX: 427224 ASTRO XL TLX: 3107SA COM: 33 TLX: CON: 36C44 CON: 15C,20,38,46 CON: 10 HAOPT RALPH F BAYAKAXA SATIO PROF HAZARD CYRIL DR HEARNSHAI JOHN B DR 3701 DDLHICK DRIVE DEPT PHYSICS/ASTROPHYSICS INSTITUTE OF ASTRONONY DEPT OF PHYSICS SILVER SPRING ND 20906 NAGOYA UNIVERSITY NADINGLEY ROAD UNIVERSITY OF CANTERBURY U.S.A. FUROIO CBIRUSAIU CAMBRIDGE CB3 OBE PRIVATE BAG TEL: 301-598-7868 NAGOYA 464 U.K. CHRISTCHURCH TLX: JAPAN TEL: NEX ZEALAND CON: 04,12 TBL: 052-781-5111 TLX: TEL: 03-482009 I 771 TLX: 4477323 SCUXAG J CON: 40 TLX: 4144 VNICANT NZ COM: 44,47C,48 CON: 29

BEDDIE DOUGLAS 1 O PROF BEILES CARL PROF HELALI YBYA E DR BELT BODIL E DEPT OF PBYSICS ASTRONOMY DEPT BELNAN OBSERVATORY UNIVERSITY OBSERVATORY ROYAL BOLLOHAY i BEDFORD UNIVERSITY OF CALIFORNIA BELNAN-CAIRO OESTER VOLDGADE 3 NEB COLLEGE BERKELEY CA 94720 EGYPT DM350 COPENBAGEN K EGBAM, SURREY TV20 0EX U.S.A. TEL: DENNARK U.R. TEL: 415-642-4510 TLX: TEL: 1-14 17 90 TEL: 0784-35351 TLX: 820181 UCB AST RAL CON: 07 TLX: 44155 DANAST DK TLX: 935504 COM: 33,34,40 COM: COM: 14 BEDIKAI E RUTB BEILSSEN FOUL MARTIN DR BELFAID DAVID JOBI BBMBNNAY PAUL D 14 N. MAIN ST, NO 201 BOULEVARDEN 14 2 16 COLUMBIA ASTROPHYSICS LAB ASTRONOMY DEPT CLARRSTON MI 48016 DR-2800 LYNGBY 538 NEST 120TB ST UNIVERSITY OF TEXAS U.S.A. DENMARK BEN YORK NY 10027 R.L. MOORE BALL 15.308 TEL: TEL: U.S.A. AUSTIN TX 78712 TLX: TLX: TEL: 212-280-2150 U.S.A. CON: 10 COM: 35 TLX: TEL: 512-471-4461 CON: 48 TLX: CON: 08.20,24 BEESCBEN DAVID S DR HBINRICB INGB HELPER B LANRENCE PROF HENKLEB GERHARD DR NRAO ASTRONONISCBES RECHEN- DEPT PHYSICS i ASTRONOMY ZENTRALINSTITUT FUR EDGENOIT ROAD INSTIIUT UNIVERSITY OF ROCHESTER PBYSIK DER ERDE CBARLOTTESV1LLE VA 22901 MOENCHHOFSTR 12-14 ROCHESTER NY 14627 TELEGRAFENBERG A 17 U.S.A. D-6900 HEIDELBERG 1 U.S.A. DDR-1500 POTSDAN TEL: GERMANY, F.R. TEL: 716-275-4377 GERMANY, D.R. TLX: 910-997-0174 TEL: TLX: TEL: 4551 CON: 28,40,51 TLX: CON: 34 TLX: 15305 VDE PDM DD COM: 05 COM: 19.31C

HENOI KICHEL C DR HERBST ERIC DR BERS JAN KR HEY JAKES STANLEY DR OBSERVATOIRE DE NICE DEPT OF PHYSICS P O BOX 48 4 SBORTLANDS CLOSE B P 139 DURE UNIVERSITY SEDGEFIELD 6573 EASTBOURNE BN22 OJE F-06003 XICE CEDEX DURHAH XC 27706 SOUTB AFRICA U.K. FRAXCE U.S.A. TEL: 04455-736 TEL: TEL: 93-89-04-20 TEL: 919-684-8180 TLX: TLX* TLX: 460004 TLX: 802829 DUXTELECOH-DU COK: 06,20,27,31 CON: 22,40 COK: 07,33,37 COK:

HEIOUX JEAN-CLAUDE DR BIRBST IILLIAK DR HBRSHEY JOHN L DR BEYDEN FRANCIS J SJ DR OBSERVATOIRE DE PARIS ASTRONOKY DEPT US NAVAL OBSERVATORY MANILA OBSERVATORY SECTION DE NEUDON WESLEYAX UNIVERSITY 34TB k NASSACBUSETTS AVE P 0 BOX 1231 F-92195 HEUDOX PL CEDEX KIDDLETOXN CT 06457 WASHINGTON DC 20390 KARILA FRANCE U.S.A. U.S.A. PHILIPPINES TEL: 1-45-34-75-30 TEL: 203-347-9411 TEL: 202-653-1554 TEL: 999-417 TLX: TLX: TLX: 710-822-1970 TLX: COK: 10,44 COK: 33,37 COK: 24.26.51 COK: 10,27

BENRARD JACOUES PROF HERCZEG TIBOR J PROF DR HERZBERG GERHARD DR HEYVAERTS JRAI DR FACULTES UXIV DE NANUR DEPT PHYSICS k ASTROXOKY HERZBBRG IXST ASTROPHYS OBSERVATOIRE DE PARIS RUE DE BRUXELLES 61 UXIVERSITY OF OKLAHOMA NATL RESEARCH COUNCIL SECTIOH DE MEUDOR B-5000 XAKUR RORXAI OK 73019 OTTAWA ONT K1A 0R6 F-92195 MEUDOX PL CEDEX BELGIUK U.S.A. CANADA FRANCE TEL: 81-^2-90-61 TEL: 405-325-3961 TEL: 613-990-0917 TEL: 1-45-34-75-70 TLX: 59222 TLX: TLX: 0533715 TLX: 201571 COK: 04,07V,20 COM: 42,51 COM: 14,15,16,34 COM: 49

BENRIKSEN RICHARD I DR BERXAI REIEE DR BESSER JAMES E DR BIBBS ALBERT R MGX FLAHS ASTRONOMY GROUP 7 BIS RUE TRUDON DOMINION ASTROPHYS OBS JET PROPULSION LAB DEFT OP PHYSICS F-92160 ANTONY 5071 W SAANICB ROAD 4800 OAK GROVE DRIVE OVEEN'S UXIVERSITY FRANCE RR 5 FASADEXA CA 91103 KIXGSTOI OIT K7L 3N6 TEL: VICTORIA BC VSX 4M6 U.S.A. CANADA TLX: CANADA TEL: 818-354-2430 TEL: 613-547-5536 COK: 14,29,45 TEL: 604-388-3974 TLX: 67-5429 TLX: TLX: 0497295 COX: COM: 48 COK: 14,27,37C EEIRT R1CBUD C. PROF. HEBIAXDEZ CARLOS ALBERTO HEDDIER JBAI-LOUIS DR HICXSOH FAUL DR DEFT PHYSICS k ASTROHOMY OBSERVATORIO ASTROIOMICO CERGA DEFT GEOFHYS k ASTROXOKY JOHHS HOPKINS UNIVERSITY FASEO DEL BOSQUE CAVSSOLS UNIV OF BRITISH COLUMBIA BALTIMORE MD 21218 1900 LA PLATA 06460 ST VALLIER-DE-TBIEY 2219 MAIN KALL U.S.A. ARGEHTIHA FRAXCE VANCOUVER BC V6T 1W5 TEL: 301-338-7350 TEL: TEL: 93-42-62-70 CANADA TLX: TLX: TLX: 461402 CERGOBS F TBL: 604-228-2267 COK: 21,48 COM: 26,46 COK: 09,20,24,51 TLX: 045-4245 COM: 28

BIDAJAT BAKBARG FROF DR BILF EBBRBARD R H PH D HILTNER I ALBERT FROF HIRAYAKA TADASHI FROF BOSSCBA OBSERVATORY PAUL-IAGNER-STR 56 DEPT OF ASTRONONY TOKYO ASTRONOMICAL OBS LEKBA1G, JAVA D-6100 DARMSTADT UNIVBRSITY OF MICHIGAN OSAKA KITAKA IHDONESIA GERMANY, F.R. ANN ARBOR HI 48109 TOKYO 181 TEL: 6001 LEHBANG 'TEL: U.S.A. JAPAN TLX: 28234 BD ITB TLX: TEL: 313-764-3452 TEL: 0422-32-5111 COK: 26,34,460,50 COK: 35,40 TLX: TLX: 2822307 TAOMTK-J COK: 25,34,45 COK: IOC,12

BIDALGO MIGUEL A DR BILL GRABAM DR BINILB KENNETH B BIRST NILLIAK P FACULTAD DE CIENCIAS DOMINION ASTROPHYS OBS KPNO, NOAO 1 CLIFFORD CRESCENT FISICAS 5071 1 SAANICH ROAD PO BOX 26732 BERGVLIET 7800 CIUDAD UNIVERSITARIA RR 5 950 N. CBERRY AVE SOUTB AFRICA 50009 ZARAGOZA VICTORIA BC V8X 4K6 TUCSON AZ 85726 TEL: SPAIN CANADA U.S.A. TLX: TEL: TEL: 602-388-3935 TEL: 602-327-5511 COK: TLX: TLX: TLX: 0666-484 AURA NOAO T COK: CON: 24,30,42 COM: BIDE RAYKOID FROF BILL BENRT ALLEN DR HINTEREGGER BANS E DR BIRTB IOLFGANG ERNST FB D GEOPBYSICAL FLUID DEPT OF PBYSICS AIR FORCE GEOPBYSICS LAB TBEODOR-BEUS-STR 18 DYXAKICS LABORATORY UNIVERSITY OF ARIZONA HANSCON FIELD D-5354 NEILERSHIST METEOROLOGICAL OFFICE BLDG 81 BEDFORD NA 01731 GERHANY, F.R. BRACKNELL. BERKS RG12 2SZ TUCSON AZ 85721 U.S.A. TEL: U.K. U.S.A. TEL: TLX: TEL: 0344-420242 TEL: 602-621-6784 TLX: COK: TLX: 849801 TLX: 910-9521143 COK: 44 COM: 16,19 COK: 27 BIEI EIJIRO DR BILL PHILIP 1 DR HINTZBN PAUL MICHAEL N DR BITOTSUYANAGI JUICBI FROF TOKYO ASTRONOMICAL OBS UNIVERSITY OBSERVATORY NASA/GSFC KATAHIRA 1-CBOHE OSARA NITAKA BUCHANAN GARDENS CODE 681 4-6-402 TOKYO 181 ST ANDREWS KY16 9LZ GREENBELT ND 20771 SENDAl 980 JAPAN U.K. U.S.A. JAPAN TEL: 0422-32-5111 TEL: 0334-76161 TEL: 301-334-5101 TEL: 0222-27-9351 TLX: 2822307 TLX: 76213 SAULIB G TLX: TLX: COM: 10,12C COK: 25,27,45 COK: 28 CON: 35,36

BIGGS LLOYD A DR HILLBBRANDT IOLFGANG FH D HIFFELEIN BANS H DR HJALKARSON AKE G DR DOMINION RADIO ASTROPBY- NPI F. PBYSIK 4 ASTROPHYS MPI FUER ASTRONOMIE ONSALA SPACE OBSERVATORY SICAL OBSERVATORY KARL-SCBNARZSCBILD-STR 1 KOENIGSTUHL S-439 00 ONSALA NRC, P 0 BOX 248 D-8046 GARCHING B NUHCHEN D-6900 HEIDELBERG SVEDEN PENTICTON BC V2A 6K3 GERMANY, F.R. GERMANY, F.R. TEL: 300-60653 CANADA TEL: 49-89-32999409 TEL: TLX: 2400 ONSPACE TEL: 604-497-5321 TLX: TLX: CON: 28,34.40 TLX: 048-88127 COK: COM: 34 CON: 34,40 BILDEBRAND ROGER B BILLIARD R DR HIRABAYASHI BISASBI DR HJELLNING ROBERT N DR ENRICO FERMI INSTITUTE OPTONECBANICS RESEARCB NOBEYANA RADIO OBS NRAO UNIVERSITY OF CHICAGO PG BOX 36522 NOBEYANA PO BOX 0 5640 S ELLIS AVE TUCSON AZ 85740 KINAKIKAKI SOCORRO NK 87801 CHICAGO IL 60637 U.S.A. NAGANO 384-13 U.S.A. U.S.A. TEL: 602-887-4304 JAPAN TEL: 505-772-4011 TEL: 312-962-7581 TLX: TEL: 2679-8-2831 TLX: 910-988-1710 TLX: COM: 09 TLX: 3329005 COK: 34,40,42 COM: 34 COM: 40,51 BILDITCB RONALD N OR BILLS JACK G DR BIRAI KASANORI DR BO PAUL T F UNIVERSITY OBSERVATORY LOS ALAMOS NATL LAB FUKUOKA UNIVERSITY BARVARD UNIVERSITY BUCHANAN GARDENS TBEORETICAL DIVISION T6 OF EDUCATION 60 GARDEN STREET ST ANDREWS KY16 9LZ NS B-288 729 NUNAKATA CAKBRIDGE KA 02138 U.K. LOS ALAMOS NM 87545 FUKUOKA 811-41 U.S.A. TEL: 0334-76161 U.S.A. JAPAN TEL: 617-495-3627 TLX: 76213 SAULIB G TEL: 505-667-9152 TBL: 094-032-2381 TLX: 921428 CON: 25,42 TLX: TLX: CON: 40 COK: 37 CON: 29 BILDIER ERNEST DR HILLS RICHARD E DR BIRATA RYUKO BOAG ARTHUR A DR NCAR CAVENDISH LABORATORY DEPT OF ASTRONOMY LONELL OBSERVATORY BIGB ALTITUDE OBSERVATORY NADINGLEY ROAD KYOTO UNIVERSITY 1400 N. NARS BILL RD PO BOX 3000 CAMBRIDGE CB3 0HE SAKYO-KU FLAGSTAFF AZ 86001 BOULDER CO 80307 O.K. KYOTO 606 U.S.A. U.S.A. TEL: 0223-66477 JAPAN TEL: 602-774-3358 TEL: 303-497-1541 TLX: 81282 TEL: TLX: TLX: 45694 CON: 40 TLX: CON: 50 CON: 10,12 COK: 29

BOAIG BIIH DY Dt HOESSEL JOBX GRBG HOLBERG JAY B BOLT STEPHEN S OBSERVATOIRE DE FARIS VASHBURH OBSERVATORY LUNAR S PLANETARY LAB NASA/GSFC SECTIOX DE KEUDOR UXIV OF WISCONSIN-MADISON UXIVERSITY OF ARIZONA CODE 660 LAM 475 X. CHARTER STREET 3625 EAST AJO VAY GREENBELT MD 20771 F-92195 HEUDOH PL CEDEX KADISOK VI 53706 TUCSOX AZ 85713 U.S.A. FRAXCE U.S.A. U.S.A. TEL: 301-344-8801 TEL: 1-45-34-75-70 TEL: 608-262-1752 TEL: 602-621-4301 TLX: TLX: 201571 TLX: TLX: CON: 42,44 COS: 40,48,51 COX: COX: 16,44 HOBBS LEVIS X DR HOEY XICBABL J DR HOLDEX FRARE HOLVBGSR BARTKUT PROF YERRES OBSERVATORY PHYSICS DEFT 2 COLVICH CRESCENT IXST THEOR PHYS i STERXV USIVERSITY OF CHICAGO UXIVERSITY COLLEGE KINGSTON BILL UXIVERSITAET KIEL BOX 258 BELFIELD STAFFORD ST16 3XP OLSHAUSENSTR VILLIAXS BAY VI 53191 DUBLIN 4 U.K. D-2300 KIEL U.S.A. IRELAND TEL: 0785-53120 GERNANY, F.R. TEL: 414-245-5555 TEL: TLX: TEL: 8804107 KIEL TLX: TLX: COM: 26 TLX: 292706 IAPKI D COX: 34 COX: COM: 12,36 HOBIS ROBERT 1 DR HOFF DARREL BARTOX HOLLENBACB DAVID JOHI DR HOLZER THOMAS EDVARD DR COHPUTER TECHS ASSOCIATES DEPT OF EARTH SCIEXCES XASA/AKES RESEARCH CEHTER HIGH ALTITUDE OBSERVATORY 1 KARYLAID CORPORATE CTR UXIV OF XORTHERX IOVA MS 245-6 NCAR 7501 FORBES BLVD/S. 201 CEDAR FALLS IA 50614 MOFFETT FIELD CA 94035 PO BOX 3000 LAKHAK XD 20706 U.S.A. U.S.A. BOULDER CO 80307 U.S.A. TEL: 319-273-2389 TEL: 415-997-6426 U.S.A. , TEL: 301-464-5300 TLX: TLX: TEL: 303-497-1536 TLX: COX: 46 COM: 34 TLX: 45694 COX: 33,40 £OM: 10,36,49 BODGE PAUL X PROF HOFFLBIT E DORRIT DR BOLLIS JAX XICBABL DR HONBYCUTT R KENT PROF ASTROXOXY FX20 DEPT OF ASTROXOXY KASA/GSFC ASTRONOMY DEPT UNIVERSITY OF XASHIXGTOX YALE UXIVERSITY CODE 685 INDIANA UNIVERSITY SEATTLE IA 98195 BOX 6666 GREENBELT MD 20771 SVAIX HALL VEST U.S.A. XEV HAVEX CT 06511 U.S.A. BLOOMINGTON IN 47405 TEL: 206-543-2888 U.S.A. TEL: 301-344-7591 U.S.A. TLX: 9104740096 TEL: TLX: TEL: 812-335-6916 COX: 22,28 TLX: COX: 34,40,51 TLX: COM: 24,27 COM: 09,42 HOBS ERIE DR HOFFXAI JBFFRBY ALAI DR BOLLOVAY IIGBL J DR HOIG HYOI IX UXIVERSITY OBSERVATORY XASA-JSC SAFETY 4 RELIABILITY DIR. FACULTY OF PHYSICS OESTER VOLDGADE 3 CODE CB-4 IIGSBAV LAXE KIN IL SONG UNIVERSITY DM350 COPEXBAGEX K HOUSTOX TX 77058 CULCHETH TAESONG DISTRICT DEXKARE U.S.A. VARRINGTON VA3 4NE PYONGYANG TEL: 1-14-17-90 TEL: 713-483-2411 U.X. KOREA DPR TLX: 44155 DAXAST TLX: TBL: 095-31244 TEL: COX: 08 COM: 44,48 TLX: 629301 TLX: CON: 48 COM: 10 BOBGIOI J AX A DR 80FFXAXI XARTIX DR HOLLVBG JOSEPH V HOIG SEUIG SOO DR STOCMOLK OBSERVATORY OBSERVATORIUK HOHER LIST DEPT OF PHYSICS DEPT OF ASTRONOMY S-133 00 SALTSJOEBADEX STBRRVARTE DER UXIV OF XEV HAKPSHIRE COLLEGE NATURAL SCIENCES SWEDES URIVERSITAET BOX! DEXERITT BALL SEOUL NATIONAL UNIVERSITY TEL: 08-7170195 D-5568 DAUX DURHAM NH 03824 SEOUL 151 TLX: 12972 SOBSERV S GERMAXY, F.R. U.S.A. KOREA, REPUBLIC COX: 40 TEL: • TEL: 603-862-3869 TEL: 877-2131 TLX: TLX: TLX: 29664 COM: 42 COX: 49 CON: 21,22,34 HOBGLUID BBRTIL PROF HOFXAXX VILFRIED DR HOLXAI GORDOI D BOOD ALAI OXSALA SPACE OBSERVATORY ASTROXOKISCBES RECHEX- XASA/GSFC APPLIED KATES DEPT S-439 00 OXSALA IISTIWT CODE 682 THE UXIVERSITY SXEDEX KOEICBBOFSTR 12-14 GREEXBELT XD 20771 ST ANDREVS, FIFE TEL: 0300-60652 D-6900 HBIDBLBERG 1 U.S.A. U.K. TLX: 2400 GERMANY, F.R. TEL: 301-344-7921 TEL: 0334-76161 COX: 34,40 TLX: TLX: 76213 TLXTEL: 4613306221-49026 ARIH6D D COM: COM: 10 COM: 21 HOEISTRA ROBl Dl HOGG DAVID 1 DR BOLXBERG BRIE B PROF HOOGBOUDT B G IR SPACB RESEARCH LABORATORY IRAO EIELIDEI 2 PRINSENLAAN 10 BEXELUXLAAI 21 EDGBMOIT RD S-433 00 PARTILLE NL-2341 KT OEGSTGEEST IL-3527 HS UTRECHT CBARLOTTESVILLE VA 22901 SVEDEN NETHERLANDS IETHERLAIDS U.S.A. TEL: 031-265842 TEL: 49-71-172524 TEL: 30-937-145 TEL: 804-296-0220 TLX: TLX: TLX: 47224 TLX: 910-997-0174 COM: 25,28 COM: 09,40 COX: CON: 40

HOPPI j A nor 01 HOITOI BRIAI I 01 HOTIILI MBTII 01 HOWARD W NICHABL 01 IIimSITY OBSERVATORY DEPT OF PHYSICS UIIYERSITE L. LIYE1M01E IATIOIAL LAB SOIIERBESGSTR 12, 336-09 U1IYI1SITY OF ADELAIDE RASATIA1ESI L-297 DDK-6900 JENA SPO BOX 498 BEYAZIT, ISTANBUL LIVERMORE CA 9(550 GERMANY, D.R. ADELAIDE S A 5001 TURKEY U.S.A. TEL: 24223 AUSTRALIA TEL: TEL: 415-422-4138 TLX: TEL: TLX: TLX: COS: 22 TLX: COM: 12,36 CON: CON: 12 BORAI TONAS B 01 HORYATH AIDRAS 01 IOUCI JANIS 1 HOWARD WILLIAN I III 01 GEOFYZIIA IP TIT PLAIITARIUH i ASTROIOMY DEPT US IAYAL SPACE COMMAND JEC1A 29A URANIA OBSERVATORY CORIELL DIVERSITY 31 WOODLAIN TERRACE 612 00 BRIO BOX 46 220 SPACE SCIENCE BLDG FREDERICKSBURG VA 22405 CZECHOSLOVAKIA 1-1476 BUDAPEST ITHACA NY 14853 U.S.A. TEL: 772110 HUIGARY U.S.A. TEL: 703-663-7841 TLX: 62512 OGFBO C TIL: 334-525 TEL: 607-256-4806 TLX: COM: 42 TLX: TLX: 937478 ITCA CON: 40 CON: CON: 21 HOUR ZDEIEI PIOF 01 HORIITZ OIRALD PIOF ion IAICY Di HOIARTH IAI DOIALD VIETIAMSKA 2 RACAH IIST. OF PHYSICS DEPT OF ASTROIOMY DIPT PHYSICS i ASTROIOMY 160 00 PRAHA 6 HEBREW OUT. OF JERUSALEM UIIYERSITY OF MICHIGAN UNIVERSITY COLLEGE LOIDOl CZECHOSLOVAKIA JERUSALEN 91904 1045 PHYS-ASTRO BLDG GOWIt ST1EET TIL: ISRAEL ANN ARBOR NI 48109 LOIDOl WC1E 6BT TLX: TEL: 584592 U.S.A. U.K. CON: TLX: TBL: 313-764-3436 TEL: 01-387-7050 COM: TLX: TLX: 28722 CON: 27.45C CON: 44 HOREDT MORS PAIL 01 IOSII REIUI Dl HOUS1 F1AIILII C 01 loisi i Dim DPVLR DEPT OF PHYSICS HEIDEI1EICHST1 42 12 BA1IFIELD 10AD 0-8031 WBiSLIIG RIKKYO U1IYERSITY D-6100 DARNSTADT RIVERHEAD GERMANY, F.R. NISBI-IXEBUIURO 3-CH GERNAIY, F.R. SEYSIOAKS, REIT TI13 2AY TEL: TOSHINA-RU TOXYO 171 TEL: 06151-422412 U.K. TLX: JAPAN TLX: TEL: 0732-454366 COM: 16 TEL: 03-985-2414 CON: TLX: TLX: CON: 41 CON: 35 1011 OEIICHIRO PIOF HOSIII MICHAEL A DI IOOSI LEWIS L 01 IOYLI FRED SI1 DEPT OF ASTROIOMY CHURCHILL COLL1GE HIGH ALTITUDE OBSERVATORY COCILEY MOOR UIIYB1SITY OF TOXYO CANBRIDGI CB3 ODS NCAR DOCKRAY BUIXYO U.E. PO BOX 3000 PEN1IT1, CUMBRIA CAU CLG TORTO 113 TEL: 0223-358381 BOULDER CO 80303 U.K. JAPAI TLX: U.S.A. TEL: TEL: 03-8122111x4251 CON: 41 TEL: 303-494-5151 TLX: TLX: 33659 DTYOSCI J TLX: COM: 28,35,47,48 COR: 07,33 CON: 12,14,36 HOROWITZ Pill PIOF HOSII1G ROGER J PIOF HOUZIAUX L PIOF HOYIG PITH 01 DEPT OF PHYSICS MATHEMATICS DEPT IISTITUT D'ASTROPHYSIQUE SPACE RESEARCH LABORATORY HARVARD OIIYE1SITY U1IYI1SITY OF VAIXATO UIIVERSITE DE LIEGE BE1ELUXLAAI 21 CAMBRIDGE HA 02138 PRIVATE BAG AVEIUE OE COIITE 5 IL-3527 HS UTRECHT U.S.A. HAMILTON B-4200 COIITE-OUGRIE NETHERLANDS TEL: 617-495-3265 HI ZEALAID BELGIUN TIL: 030-937-145 TLX: 4992111 TEL: 62-889 J 683 TEL: 31-41520180x494 TLX: 47224 ASTRO NL CM: 51 TLX: TLX: 41264 ASTRLG B COM: 10,12,44 CON: CON: 29,34,44,46C HORSEY JAI PIOF HOSOIAIA YOSHINASA I PIOF HOVIIIIR J I 01 HRIVIAI BRUCE J DEPT OF THEORETICAL PHYS SAKIGAOKA 3-4-9 Fill OIIYEISITY VALPARAISO UIIYSRSITY P0IXYII UNIVERSITY FUIABASHI-CITY DEPT PEYSICS 6 ASTROIOMY PHYSICS DIPT X0TLA1SKA 2 CUBA PREFECTURE 274 DE BOELELAAI 1081 VALPARAISO II 46383 611 37 BRIO JAPAN IL-1081 BY AMSTIRDAM U.S.A. CZECHOSLOVAKIA TEL: 0474-48-6679 NET1I1LAIDS TEL: 219-464-5379 TEL: 51112 TLX: TEL: 20-540-2414 TLX: TLX: CON: TLX: COM: 30,42 CON: CON: 16 HORSIT ZDEIEI 01 HOSOYANA EEIIOS1UIE 01 HOWARD ROBB1T F 01 HSIAIG YAI-YO AST10IONICAL IISTITUTI INTL LATITUDE OBSERVATORY IATL SOLA1 OBSERVATORY BEIJING ASTRONOMICAL OIS CZECH. ACAD. OF SCIEICES HOSHIGAOKA 2-CIONE PO BOX 26732 ACADENIA SIIICA BODECSXA 6 NIZUSAIA IIAT! 023 TUCSOI AZ 85726-6732 BEIJIIG 120 23 PRAIA 2 JAPAN U.S.A. CIIIA, PIOPLE'S REP. CZECHOSLOVAKIA TEL: TEL: 602-327-5511 TEL: 211698 TIL: TLX: TLX: 0666484 AURA IOAOTUC TLX: 22040 BAOAS CI TLX: COM: 19 CON: 10,12 COM: 28 CON: 41 ,

HD JIHO-YAO HUANG IE-LIANG HUANG YOU-RAN HUCBTMEISR NALTER K DR BEIJING OBSERVATORY ASTRONOMY DEPARTMENT DEPT OF ASTRONOMY MPI FUER RADIOASTROIONIE BEIJING NANJING UNIVERSITY NANJING UNIVERSITY AUF DEM HUEGEL 69 CHINA, PEOPLE'S REP. NANJING NANJING D-5300 BONN 1 TEL: 281698 CHINA. PEOPLE'S REP. CHINA, PEOPLE'S REP. GERMANY, F.R. TLX: 22040 BAOAS CN TEL: 3(651 EXT 2882 TEL: TEL: 228-525-215 CON: 09,25 TLX: 34151 PRCNU CN TLX: 34151 TLX: 886440 MPIFR D COM: 28,48 COM: 10 COM: 28,40

10 IING-SHENG HUANG KUN-YI HUBBARD NILLIAM B PROF HUDSON HUGH S DR NANJING ASTRONOMICAL PURPLE MOUNTAIN PLANETARY SCIENCES DEPT PHYSICS C-011 INSTRUMENT FACTORY OBSERVATORY UNIVERSITY OF ARIZONA UCSD NANJING JIANGSU PROVINCE NANJING TUCSON AZ 85721 LA JOLLA CA 92093 CHINA, PEOPLE'S REP. CHINA. PEOPLE'S REP. U.S.A. U.S.A. TEL: 46191 TEL: 32893 TEL: 602-621-6942 TEL: 619-452-4476 TLX: 34136 GLYNJ CN :NAIF TLX: 34144 PMONJ CN TLX: 9109521143 TLX: CON: 08.09C COM: CON: 16 COM: 10

HO NBH-RUI HUANG LIN HUBS DOUGLAS P DR HUBBIER NALTER F DR INSTITUTE OF MECHANICS BEIJING ASTR OBSERVATORY DEPT OF PHYSICS LOS ALAMOS NATL OBS ACADEMIA SINICA ACADEMIA SINICA UNIVERSITY OF ALBERTA T-4, MS B-212 BEIJING BEIJING EDNONTON ALB T6G2J1 LOS ALAMOS NM 87545 CHINA, PEOPLE'S REP. CHINA. PEOPLE'S REP. CANADA U.S.A. TEL: 28-4185 TEL: 28-16-98 TEL: 403-432-5410 TEL: 505-667-5751 TLX: 22474 ASCHI CN TLX: 22040 BAOAS CN TLX: TLX: 660495/9109881773TNX COM: 44 COM: 25,45 CON: 30,42 COM: 14,15

NO ZHONG-NEI HUANG RUN-giAH HUBENET HENRI DR HUGHES DAVID 1 DR DEPT OF ASTRONOMY YUNNAN OBSERVATORY STERRENNACHT SOINENBORGH DEPT OF PHYSICS NANJING UNIVERSITY KUNMING, YUNNAN PROVINCE ZOIIENBURG 2 THE UNIVERSITY NANJING CHINA, PEOPLE'S REP. NL-3512 NL UTRECHT SHEFFIELD S3 7RH CHINA, PEOPLE'S REP. TEL: NETHERLANDS U.K. TEL: 37651 TLX: 64040 YUOBS CN TEL: 30-312841 TEL: 0742-78555 TLX: 0909 COM: 35 TLX: TLX: 54348 ULSHEF G COM: 15,16 COM: COM: 15,22

IUA CHOI TING DR HUANG TIANYI HUBBNY IVAN HUGHES JAKES A DR CANADA-FRANCE-HANAII DEPT OF ASTRONOMY ASTRONOMICAL INSTITUTE US NAVAL OBSERVATORY TELESCOPE CORP. NANJING UNIVERSITY CZECH. ACAD. OF SCIENCES NASHINGTON DC 20390 PO BOX 1597 NANJING ONDRBJOV OBSERVATORY U.S.A. UIUELA HI 96743 CHINA, PEOPLE'S REP. 251 65 ONDREJOV TEL: U.S.A. TEL: CZECHOSLOVAKIA TLX: TEL: 808-885-7944 TLX: 34151 PRCNU CN TEL: 724525 PRAGUE CON: 08C24 TLX: 633147 CFHT COM: 07 TLX: 121579 ASTR C COM: 34 COM: 29.36C HUA YING-MIN HUANG TIE-OIN HUBER MARTIN C I DR HUGHES PHILIP P.O. BOX 18 NANJING ASTRONOMICAL INSTITUTE OF ASTRONOMY DEPT OF ASTRONOMY LINTOIG INSTRUMENT FACTORY ETH-ZERTRUM UNIVERSITY OF MICHIGAN XIAN NANJING CH-8092 ZUERICH ANN ARBOR NI 48109-1090 CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. SWITZERLAND U.S.A. TEL: TEL: 46191 TEL: 01-256-3632 TEL: 313-764-3430 TLX: TLX: 34136 GLYNJ CN TLX: 53178 RTHBI CB TLX: COM: 08,19 CON: 09 CON: 14,44 COM: 40

HUANG CHUG-CHUN HUANG YINLIANG HUBERT-OILPLACE A.-M. DR HUGHES VICTOR A PROF PURPLE MOUNTAIN OBS YUNNAN OBSERVATORY OBSERVATOIRE DE PARIS DEPT OF PHYSICS NANJING KUNMING, YUNNAN PROVINCE SECTION DE MEUDON QUEEN'S UNIVERSITY CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. F-92195 MEUDON PL CEDEX KINGSTON ONT K7L 316 TEL: 46700/42817 TEL: 72946 FRANCE CANADA TLX: 34144 PMONJ CN TLX: 64040 TEL: 1-45-34-75-30 TEL: 613-547-6633 COM: 29,30 COM: 50 TLX: 270912 OBSASTR TLX: COM: 29 COM: 33,34,40

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 538 LIST OF MEMBERS HUGUBNIN G RICHARD HUNSTEAD RICHARD » DR HURUEATA MASAAII PROF HYSOM EDMUND J MULTITECH CORPORATION SCHOOL OF PHYSICS TOKYO ASTRONOMICAL OBS 65 DALKEITH ROAD PO BOX 109 UNIVERSITY OF SYDNEY OSAKA 2-CHONE HARPENDEN, HERTS AL5 5PP SOUTH DEERFIKLD RES PARK SYDNEY NSW 2006 MITAKA TOKYO 181 U.K. SOOTH DEERFIELD MA 01373 AUSTRALIA JAPAN TEL: U.S.A. TEL: 02-692-3871 TEL: 0422-32-5111 TLX: TEL: 413-665-8551 TLX: 26169 UNISYD AA TLX: COM: 09.41,51 TLX: 3719862 TRUB COM: 28,40 COM: 21,27 COM: HULSBOSCH A 1 K DR HUNT GARRY E DR HURUKAIA KIICHIRO DR HYUI JONG-JUNE PROF STERRENXUNDIG INSTITUT ATMOSPHERIC PHYSICS GROUP TOKYO ASTRONOMICAL DBS SEOUL NATIONAL UNIVERSITY RATHOLISKE UNIVERSITEIT BLACXETT LABORATORY OSAKA MITAKA SINLIM-DONG TOERNOOIVELD IMPERIAL COLLEGE 181 TOKYO KWANAX-RU NL-652S ED NIJKEGEN LONDON SW7 2BZ JAPAN SEOUL 151 NETHERLANDS U.X. TEL: KOREA, REPUBLIC TEL: 080-558833 TEL: 01-589-5111 TLX: TEL: 877-3010/2542 TLX: 48228 TLX: 261503 CON: 08,19,20 TLX: COM: 33,34,40 COM: 16P.W COM: HUMMER DAVID G DR HUNTER DONALD M PROF HUT PIET IANNA PHILIP A JILA LUNAR AND PLANETARY LAB INST. FOR ADVANCED STUDY UNIVERSITY OF VIRGINIA UNIVERSITY OP COLORADO UNIVERSITY OF ARIZONA PRINCETON NJ 08540 PO BOX 3818 BOX 440 ' TUCSON AZ 85721 U.S.A. CHARLOTTESVILLE VA 22903 BOULDER CO 80309 U.S.A. TEL: 609-734-8075 U.S.A. U.S.A. TEL: 602-621-4002 TLX: 229734 IAS UR TEL: 804-924-4898 TEL: 303-492-7837 TLX: COM: TLX: TLX: 755842 JILA COM: 16,51 CON: 20,24 COM: 34,36 HUMPHREYS CURTIS JUDSOI HUNTER CHRISTOPHER PROF HUTCHEON RICHARD J DR IANNINI GUALBERTO DR 6065 RIVERSIDE AVE MATHEMATICS DEPT X-RAY ASTRONOMY GROUP OBSERVATORIO ASTRONONICO RIVERSIDE CA 92506 FLORIDA STATE UNIVERSITY PHYSICS DEPT LAPRIDA 854 U.S.A. TALLAHASSEE FL 32306 UNIVERSITY OF LEICESTER 5000 CORDOBA - TEL: 714-684-5652 U.S.A. LEICESTER LEI 7RH ARGENTINA TLX: TEL: 904-644-2488 U.K. TEL: CON: 14 TLX: TEL: TLX: COM: 33 TLX: COM: COM: HUMPHREYS ROBERTA K PROF HUNTER DEIDRE AH HUTCHINGS JOHN B DR IBADINOV KHURSA1DKUL DR ASTRONOMY DEPT DEPT TERRESTR. MAGNETISM DOMINION ASTROPHYS OBS INSTITUTE OF ASTROPHYSICS UNIVERSITY OF MINNESOTA CARNEGIE INST. WASHINGTON 5071 V SAANICH ROAD TADJIK ACAD OF SCIENCES 116 CHURCH STREET S.E. 5241 BROAD BRANCH RD N.N. VICTORIA BC V8X 4N6 734670 DUSHANBE MINNEAPOLIS UN 55455 WASHINGTON DC 20015 CANADA U.S.S.R. U.S.A. U.S.A. TEL: 604-388-3909 TEL: TEL: 612-373-9747 TEL: 202-966-0863 TLX: 049-7295 TLX: TLX' TLX: 440427 MAGN UI COM: 27,34,36,42 COM: 15 COM: 28,33,35,45 COM: HUMPHRIES COLI1 X DR HUNTER JAKES H PROF HYDER C L DR IBANEZ S. MIGUEL H. DR UK SCHMIDT TELESCOPE DEPT OF ASTRONOMY HIGH ALTITUDE OBSERVATORY UNIVERSIDAD DE LOS ANDES COONABARABRAN NSW 2357 T W BRYANT SPACE SCI BLDG PO BOX 3000 FACULDAD DE CIENCIAS AUSTRALIA UNIVERSITY OF FLORIDA BOULDER CO 80307 DEPTO DE FISICA TEL: 068-42-1622 GAINESVILLE FL 32611 U.S.A. MERIDA TLX: 63945 CANOPUS AA U.S.A. TEL: VENEZUELA COM: 09P TEL: 904-392-1078 TLX: TEL: 639930/637477 TLX: COM: 10 TLX: 74174 CIDA COM: 28,51 COM: HUNDHAUSEN ARTHUR DR HURFORD GORDON JAMES HYLAND A R HARRY DR IBANOGLU C DR HIGH ALTITUDE OBSERVATORY CALTECH 264-33 NT STROMLO OBSERVATORY EGE UNIVERSITY PO BOX 3000 PASADENA CA 91125 HODEN P.O. ACT 2606 FACULTY OF SCIENCE BOULDER CO 80302 U.S.A. AUSTRALIA BORNOVA-IZMIR U.S.A. TEL: 818-356-3866 TEL: 062-881111 TURKEY TEL: TLX: 675425 TLX: 62270 CANOPUS AA TEL: 180110-2332 TLX: COM: 10 COM: 25,29 TLX: COM: COM: 42

JOKER IURT PROF HURNIK HIBRONIM PROF HYNBI J ALLEN PROF IBBITSON PITER AARON DR INST THEOR PBYS i STERN1 ASTRONOMICAL OBSERVATORY DEARBORN OBSERVATORY WISE OBSERVATORY NEUE UNIV PBYSIK ZEXTRUM A NICKIEIICZ UNIVERSITY NORTHWESTERN UNIVERSITY TEL-AVIV UNIVERSITY OLSHAUSENST 40 N61C SLONECZXA 36 EVANSTON IL 60201 RANAT AVIV D-2300 KIEL 1 60-286 POZNAN U.S.A. TEL-AVIV 69978 GERMANY, F.R. POLAND TEL: 312-864-1861 ISRAEL TEL: 0431-880-4110 TEL: 679-670 TLX: TEL: 972-3-413788 TLX: 292706IAOKI TLX: COM: TLX: 342171 VERSY IL COM: 36 CON: 20 COM:

IBEI ICKO JR PROF IKHSAXOVA VEXA N DR INSHBXMIK V S DR IOANNISIANI B K DR ASTR DEPT/OIIV ILLINOIS PULKOVO OBSERVATORY INSTITUTE OF THEORETICAL MAIN ASTRONOMICAL OBS 349 ASTRONOMY BLDG 196140 LENINGRAD AND EXPERIMENTAL PHYSICS PULKOVO 1011 » SPRINGFIELD AVE U.S.S.R. B. CHERENUSBKINSKAYA 25 196140 LENINGRAD URBANA IL 61801 TEL: 117259 NOSCON U.S.S.R. U.S.A. TLX: U.S.S.R. TEL: TEL: 217-333-3090 CON: 40 TEL: 123-02-92 TLX: TLX: 9102452434 AST TLX: 411059 CERII SU COM: 09 COK: 27,35,37 CON: 35 IBRAHIK JORSA ILIEV ILIAN INAGAKI SHOGO DR IOXSON JAMES ALBERT OEPT OF ASTRONONY NATL ASTRON OBSERVATORY DEPT OF ASTRONONY NASA/GSFC INSTITUTE OF TECHNOLOGY P.O. BOX 136 FACULTY OF SCIENCE CODE 682 JALAN TANAKSARI 64 BG-4700 SNOLYAN UNIVERSITY OF KYOTO GREENBELT ND 20771 BANDUNG BULGARIA KYOTO 606 U.S.A. INDONESIA TEL: 73-41-559 JAPAN TEL: 301-344-6184 TEL: TLX: 23561 TEL: 075-751-2111 TLX: TLX: CON: 14,35 TLX: 5422693 LIBKYU J COM: 49 CON: CON: 33,37 ICHINARU SETSDO DR ILL MAXTOR J OR INATANI JUNJI IOSHPA B A DR DEPT OF PHYSICS KOKKOLY OBSERVATORY NOBEYANA RADIO OBS INST OF TERR MAGNETITISM UNIVERSITY OF TOKYO TOTH RALNAN U 19 TOKYO ASTRON OBSERVATORY AND IONOSPHERE BUNKYO-KU H-6501 BAJA NOBEYANA, NINANISAKU 142092 TROITSK TOKYO 113 HUNGARY NAGANO 384-13 U.S.S.R. JAPAN TEL: 11-064 JAPAN TEL: 2321921 TEL: 03-812-2111 TLX: 281303 TEL: 267-98-2831 TLX: 412623 SCP TLX: UTPHYSIC J23472 CON: TLX: 3329005 TAO NRO J CON: 10 CON: 48 CON: 40 ICKE VINCENT DR ILLES ALMAR ER2SEBET DR INGRAO HECTOR C IP NING-HUEN STERRENACBT LEIDEN KONKOLY OBSERVATORY CAMBRIDGE SYSTEMS CORP. NPI FUER ASTRONONIE POSTBUS 9513 BOX 67 58 HUNDREDS RD 0-3411 KATLENBURG-LINDAU NL-2300 RA LEIDEN H-1525 BUDAPEST NELLESLEY HILLS MA 02181 GEXNANY, F.R. NETHERLANDS HUNGARY U.S.A. TEL: 0049-555-6416 TEL: 71-148333 TEL: 366-621 TEL: 617-235-3711 TLX: 0965527 TLX: 39058 ASTRO NL TLX: 227460 TLX: CON: 15 COM: 47 CON: CON: 16

IDLIS G N DR ILLING RAINER M 8 INNANEN KIMMO A PXOF IPSER JAMES R PROF INSTITUTE FOR HISTORY OF HIGH ALTITUDE OBSERVATORY CRESS PBYSICS DEPT DEPT OF PHYSICS SCIENCES AND TECHNOLOGY NCAR YORK UNIVERSITY UNIVERSITY OF FLORIDA USSR ACADEMY OF SCIENCES PO BOX 3000 4700 KEELE STREET WILLIAMSON BALL 103012 NOSCON BOULDER CO 80307 NORTH YORK ON N3J1P3 GAINESVILLE FL 32611 U.S.S.R. ' U.S.A. CANADA U.S.A. TEL: 2281969 TEL: 303-497-1537 TEL: 416-667-3837 TEL: 904-392-0521 TLX: TLX: TLX: 06524736 TLX: CON: 41,51 CON: 12 COM: 33 CON: 48 IIJINA SHIGETAKA PROF ILLINGNORTH GARTH D DR INOUE HAJIM! DR IRELAND JOHN G DR MUSASHI INSTITUTE OF SPACE TELESCOPE SCI INST INSTITUTE OF SPACE 4 C/O 13 GORDON ROAD TECHNOLOGY HONBNOOD CAMPUS ASTRONAUTICAL SCIENCE BELVEDERE, KENT DA17 6EA TANA2UTSUMI, SETAGAYA-KU 3700 SAN MARTIN DRIVE KONABA, MEGURO-KU U.K. TOKYO 158 BALTINORE MD 21218 TOKYO 153 TEL: JAPAN . U.S.A. JAPAN TLX: TEL: 03-703-3111 TEL: 301-338-4730 TEL: 03-467-1111 COM: TLX: TLX: 6849101 TLX: 24550 J CON: 19,31 CON: 28,37 CON: 44,48 IKEUCHI SATORU DR ILYAS MOHAMMAD DR INOUE MAKOTO DR IRIARTE B MR TOKYO ASTROXONICAL OBS SCBOOL OF PBYSICS NOBEYANA RADIO OBS INAOE UNIVERSITY OF TOKYO UNIVERSITI SAINS MALAYSIA NINAMI-NAKIMURA AP POSTALES 216 V 51 MITAKA TOKYO 181 11800 USM NINANI-SAKU 720O0 PUEBLA, PUE. JAPAN PENANG NAGANO 384-13 NEXICO TEL: 0422-32-5111 MALAYSIA JAPAN TEL: 22-47-05-00 TLX: 2822307 TEL: 883822 TEL: 0267-98-2831 TLX: CON: 33,47 TLX: 40254 MA TLX: 3329005 TAONKKRO J CON: COM: 04,09 CON: 40 IRBSAMOV ROBERT I DR INBERT NAURICB DR INOUE TAKESHI PROF IRVINE NILLIAN M PROF PULKOVO OBSERVATORY OBSERVATOIRE DE MARSEILLE KYOTO SANGYO UNIVERSITY ROD 10 ASTRONOMY 196140 LENINGRAD 2 PLACE LE VERRIER KAMIGAMO UNIV OF MASSACHUSETTS U.S.S.R. F-13241 MARSEILLE CEDEX 4 KYOTO 603 619 GRC TONER B TEL: FRANCE JAPAN AMHERST NA 01003 TLX: TEL: 91-95-90-88 TEL: 075-701-2151 U.S.A. COM: 40 TLX: TLX: 5422661 KSU J TEL: 413-545-0733 . COM: 30,42 CON: TLX: 955491 UNIV NASS ANS CON: 15,16,34,51

ISHIZANA TOSHIAKI A PROF ISSERJTEDT JOEXG DR IVANOVA VIOLETA DR IZVEKOV V A St DEPT OF ASTRONOKY INSTITUT FUER ASTRONOKIE DEPT OF ASTRONONY AND INSTITUTE OF THEORETICAL UNIVERSITY OF KYOTO UND ASTROPHYSIK NATL ASTRON OBSERVATORY ASTRONONY KYOTO 606 AN HUBLAND 72 LENIN BLVD 10 KUTUZOV QUAY JAPAN D-8700 NUERZBURG 1784 SOFIA 191187 LENINGRAD TEL: 075-751-2111 GERMANY, F.R. BULGARIA U.S.S.R. TLX: 5422693 LIBKYU J TEL: TEL: 7341-559 TEL: 272-40-23 COK: TLX: TLX: 23561 ECF IAN BG TLX: 121578 ITA SU CON: COK: 07,15,20 CON: 07,20 ISHIZUKA TOSHIHISA DR ITO KENSAI A PROF IVES JOHN CHRISTOPHER MR JAAKKOLA TOIVO S DEPT OF PHYSICS RIKKYO UNIVERSITY ESTEC OBSERVATORY IBARAKI UNIVERSITY DEPT OP PHYSICS POSTBUS 299 TAHTITORNINKAKI 2-1-1 BUNKYO NISHI-IREBUKURO NL-2200 AG NOORDVIJK SF-00130 HELSINKI 13 NITO 310 TOKYO 171 NETHERLANDS FINLAND JAPAN JAPAN TEL: 01719-83629 TEL: 35-801-912907 TEL: 0292-26-1621 TEL: 03-985-2384 TLX: 39098 TLX: 124690 UNIH SF TLX: TLX: CON: COK: COK: 35 CON: 48

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 541 JABBAR SABEI RHAMAN JACISON WILLIAM M DR JAHREISS HARTMUT DR JAIES IEIIETH A DR ASTRONONY I SPACE RES CTR DEPT OF CHEMISTRY ASTRONOMISCHES RECHEN- ASTRONOMY DEPT COUNCIL FOR SCI RESEARCH UNIVERSITY OF CALIFORNIA INSTITUT BOSTON UNIVERSITY P 0 BOX 2441 ROOM 214 MOENCBBOFSTR 12-14 725 COMMONWEALTH AVE JADIRIYAH, BAGHDAD DAVIS CA 95616 D-6900 HEIDELBERG 1 BOSTON NA 02215 IRAQ U.S.A. GERMANY, F.R. U.S.A. TEL: 7765127 TEL: 916-752-0503 TEL: 06221/49026 TEL: 617-353-2627 TLX: 213976 SRC IR TLX: TLX: 461 336 ARIHD D TLX: 95-1289 BOS UNIV BSS CON: 12,42 COM: 15 CON: 24,33 CON: 37 JABIR NIANA LAFTA JACOBS IBINETH C DR JAIINIEC JEIZY PROF JANICZEI PAUL N DR ASTRONONY 4 SPACE RES CTR PHYSICS DEPT ASTRONOMICAL INSTITUTE US NAVAL OBSERVATORY COUNCIL FOR SCI RESEARCH HOLLINS COLLEGE UL. IOPERNIIA 11 348 NASSACBUSETTS AVE NO P 0 BOX 2441 BOX 9661 51-622 IROCLAK 348 MASSACHUSETTS AVE N.W JADIRIYAH, BAGHDAD ROANOIE VA 24020 POLAND WASHINGTON DC 20390-5100 IRAQ U.S.A. TEL: 482434 U.S.A. TEL: 7765127 TEL: 703-362-6478 TLX: 0712791 UWRPL TEL: 202-653-1569 TLX: 213976 SRC IR TLX: COM: 10 TLX: 710-822-1970 CON: 34 COM: CON: 04,07 JACCBIA LUIGI 6 DR JACOBSEI THEODOR S PROF JAIOBSEN PETER JAIIOVICS ISTVAI DR CENTER FOR ASTROPHYSICS 6205 17TB AVE N.E. ASTROPHYSICS DEPARTMENT XONIOLY OBSERVATORY 60 GARDEN ST SEATTLE NA 98115 ESA SPACE SCI DEPT/ESTEC BOX 67 CAMBRIDGE MA 02138 U.S.A. POSTBUS 299 H-1525 BUDAPEST U.S.A. TEL: 206-523-5245 HL-2200 AG NORDWIJI HUNGARY TEL: 617-495-7213 TLX: NETHERLANDS TEL: 166-426 TLX: COM: TEL: 31-171-983-3614 TLX: 227460 COM: 22 TLX: 39098 COM: CON: JACIISCH GBRHARD DR JACOBY GEORGE H JAIS WALDENAR DR JAISSEI MICHAEL ALLEN ZNTRLHST. F. ASTROPHYSIR IITT PEAI NAT OBSERVATORY ASTRONOMICAL LATITUDE OBS JET PROPULSION LAB STERNWARTE BABELSBERG PO BOX 26732 SPACE RESEARCH CENTRE PAS MAIL STOP 183-301 DDR-6400 SONNEBEXG TUCSON AZ 85726 BOROWIEC 4800 OAR GROVE DRIVE GERMANY, D.R. U.S.A. 62-035 IORNII PASADENA CA 91109 TEL: TEL: 602-325-9292 POLAND U.S.A. TLX: TLX: TEL: POZNAN 170187 TEL: 213-354-7247 CON: 41 COM: 34 TLX: 0412623 AOS PL TLX: CON: 19 COM: 40 JACISON C JACOUINOT PIERRE DR JAMAR CLAUDE A J DR JARIEFELT GUSTAF J PROF BILLTOP OBSERVATORY LABORAT4IRE AINE COTTON IAL SPACE/UNIV DE LIEGE LAAJASUONTIE 27 P 0 BOX 33 BAT 505 AVENUE DO PXE-AILY SF-00320 HELSIXEI 32 BAENERTSBURG, N TRANSVAAL UNIVERSITE PARIS SUD B-4900 ANGLEUR-LIEGE FINLAND SOUTH AFRICA F-91405 ORSAY CEDEX BELGIUN TEL: TEL: FRANCE TEL: 41676760 TLX: TLX: TEL: TLX: 41320 IAL SP COM: COM: TLX: CON: 44 COM: 14 JACISON J C DR JAEGER FRIBDRICB I PROF JAIES JOHN F MX JAROSZYISII MICHAL 16 TEE PARR TELEGIAFEIBEXG A 33 SCHUSTER LABORATORY WARSAW UNIVERSITY NEIARX NG24 ISO DDR-1500 POTSDAM THE UNIVBRSITY OBSERVATORY U.K. GEXMAIY, D.R. MANCHESTER M13 9PL AL. UJAZDOWSIIE 4 TEL: TEL: 4551 U.R. 00-478 WARSAW TLX: TLX: TEL: 061-273-7121 POLAND COM: 48 COM: TLX: TEL: 29 40 11 - COM: 21 TLX: 813978 ZAPAN PL COM: 47 JACISON PAUL Dt JAFFE DANIEL T JAKES RICHARD A DR JARRETT ALAI 1 PROF INSTITUT FUER ASTRONONIE UNIVERSITY OF CALIFORNIA DEPARTNEIT OF ASTRONONY BOYDEN OBSERVATORY DEI UNIVBRSITABT NIEN SPACE SCIENCES LABORATORY THE UNIVERSITY P O BOX 334 TUERIENSCHAKSTR 17 BERIELEY CA 94720 MAICHESTER M13 9PL BLOEMFOITEIN 9300 A-1180 (UN U.S.A. D.I. SOUTB AFRICA AUSTRIA TEL: 415-642-1930 TEL: TEL: 051-37605 TEL: TLX: TLX: TLX: 267666 SA TLX: COM: COM: 35 COM: 21,46 COM: 08 JACISON PETER DOUGLAS Dt JAFFE IALTER JOSEPH DR JAMESON RICHARD F DR JARZRBONSII TADEUSZ DR ASTRONOMY PROGRAM SPACE TELESCOPE SCI INST ASTRONOMY DEPARTMENT ASTRONOMICAL INSTITUTE UNIVERSITY OF MARYLAND 3700 SAN MARTIN DRIVB THE UNIVERSITY IOPERNIIA 11 COLLEGE PI MD 20742 BALTIMORE MD 21218 LEICESTER LEI 7RH 51-622 WROCLAW U.S.A. U.S.A. U.I. POLAND TIL: 301-454-6302 TEL: 301-338-4762 TEL: 0533-554455 TEL: TLX: TLX: 684 9101 STSCI TLX: 341198 TLX: COM: 33 COM: 40,48 CON: COM: 27

JAUICEY DAVID L DR JEHUS CHARLES R JENSEN EBBRHART PROF JIN SHEN-ZENG CSIRO ROYAL GREENWICH OBS INST THEORET ASTROPHYSICS BEIJING ASTRONOKICAL OBS DIVISION OF RADIOPBYSICS HERSTNONCEUX CASTLE UNIVERSITY OF OSLO ACADEKIA SINICA P.O.BOX 76 HAILSHAK BH27 1RP P C BOX 1029 BEIJING SPRING NSW 2121 U.L .1-0315 BLINDERN, OSLO 3 CHINA, PEOPLE'S REP. AUSTRALIA TEL: 0323-833171 NORWAY TEL: 28 1698 TEL: 062-46-5558 TLX: 87451 TEL: 02-456502 TLX: 22040 BAOBS CN TLX: 26230 ASTRO CON: 40 TLX: 72425N UNIOS COK: 40 CON: 40C47 COK: 10 JAVET mm PROF JENKINS BDNARD B DR JERZYKIEWICZ KIKOLAJ DR JIN WEN-JING AVENUE DE BEAUNONT 36 PRINCETON UNIVERSITY OBS ASTRONOKICAL INSTITUTE SHAXGHAI OBSERVATORY CH-1012 LAUSANNE PRINCETON NJ 08544 WROCLAW UNIVERSITY ACADEKIA SINICA SWITZERLAND U.S.A. KOPERNIKA 11 80 NAN DAN ROAD TEL: TEL: 609-452-3826 51-622 WROCLAW SHANGHAI TLX: TLX: 322409 ASTRO PRIN POLAND CHINA, PEOPLE'S REP. CON: COK: 44C TEL: 48-24-34 TEL: 386191 TLX: 0712791 UWR PL TLX: 33164 SHAO CN COK: 25.27C COK: 31 JAYARAJAR A P NR JENKINS L F KS JI HONG-QIKG JOCKERS KLAUS DR INDIAN INSTITUTE OF YALE URIV OBSERVATORY INTNATL LATITUTDE STATION HPI FUER AERONOKIE ASTROPHYSICS BOX 2023 YALE STATION TIANJIN POSTFACH 20 RORAKANGALA NEW HAVEN CT 06520 CHINA, PEOPLE'S REP. D-3411 KATLENBURG-LINDAU BANGALORE 560 034 U.S.A. TEL: GERMANY, F.R. INDIA TEL: TLX: TEL: 05556-411 TEL: 566585 TLX: COK: 19 TLX: 965527 AERLI D TLX: 0845-763 IIAB IN COK: 34 COK: 10,15 CON: 09 JEFFERIBS JOHN T DR JENKNER HELKUT DR JIANG CHONG-GUO JOHANSEI KAREN T LEKTOR NATL OPTICAL ASTR OBS SPACE TELESOPE SCI INST YUNNAN OBSERVATORY COPENHAGEN UNIVERSITY OBS 1002 N WARREN AVE ^ 3700 SAN KARTIR DRIVE P.O. BOX 110 BRORFELDEVEJ 23 TUCSON AZ 85719 BALTIHORE HD 21218 KURKING DK-4340 TOLLOSE U.S.A. U.S.A. CHINA, PEOPLE'S REP. DENMARK TEL: 602-881-1960 TEL: 301-338-4842 TEL: 72946 TEL: 03-488195 TLX: 0666484 AURANOAOTUC TLX: 6849101 STSCI TLX: TLX: CON: 12,36 COK: 05,09 CON: 08 COK:

JEFFERS STANLEY DR JENNER DAVID C DR JIANG DONG-RONG JOHANSSON LARS ERIK B DR CRESS PHYSICS DEPT DEPT OF ASTRONOKY SHANGHAI OBSERVATORY ARVESGAERDE 18 YORR UNIVERSITY UNIVERSITY OF WASHINGTON ACADENIA SINICA S-417 44 GOETEBORG 4700 KEELE ST FK-20 SHANGHAI SWEDEN DOWNSVIEW ONT N3J 1P3 SEATTLE WA 98195 CHINA, PEOPLE'S REP. TEL: CANADA U.S.A. TEL: 386191 TLX: TEL: 416-667-3851 TEL: 206-543-6182 TLX: 33164 SHAO CH COK: 40 TLX: TLX: COK: 33 COK: 09,51 COK:

JOHISOI FRED K FROF DR JOKES ALBERT F KR JOKES HARRISON FRICI DR JORGENSEN HENIIIG E FROF DEFT PHYSICS 4 ASTRONOMY 31 RAIUI RD, STORE RITT PEAR NATL OBS UKIVERSITY OBSERVATORY CALIFORNIA STATE UNIV KELSON SOLAR STATION OESTER VOLDGADE 3 FULLERTON CA 92634 NEK ZEALAND 900 K. CHERRY AVEKUE DM350 COFEKIAGEK R U.S.A. TEL: 054-73-905 TUCSON AZ 85726 DENKARX TEL: 714-773-3366 TLX: U.S.A. TEL: 1-14 17 90 TLX: COK: 27 TEL: 602-325-9354 TLX: 44155 COK: 14,34 TLX: COK: 46 CON: 10,12 JOHISOI HOLLIS R FROF JOKES BARBARA JOIES JAKES DR JOSEPH J H DR ASTRONOMY DEFT UNIV OF CALIFORNIA AT DEFT OF PHYSICS DEPT GEOPBYS t PLAKET SCI INDIANA UNIVERSITY SAX DIEGO UKIV OF KESTERR ONTARIO TEL-AVIV UKIVERSITY SKAIN NEST 319 CASS/C-011 LONDON OHT H6A 5B9 RAKAT-AVIV 6997S BLOONINGTON IK 47405 LA JOLLA CA 92093 CAKADA ISRAEL U.S.A. U.S.A. TEL: TEL: 3-420-633 TEL: 812-335-4172 TEL: 714-452-4474 TLX: TLX: 342171 VERSY IL TLX: 272279 TLX: COK: 22 COK: CON: 29,36 COK: 09 JOHISOI HUGH K DR JOKES BIRIAID J T DR JOIES JUET E DR JOSEPH ROBERT D DR DEFT 91-20 BLDG 255 KORDITA KORDITA BLACRETT LABORATORY LOCKHEED MISSILES BLEGDAHSVEJ 17 BLEGDAKSVEJ 17 ASTROPHYSICS GROUP 3170 FORTER DRIVE DR-2100 COFEHHAGEK DR-2100 COPENHAGEN IMPERIAL COLLEGE PALO ALTO CA 94304 DEHKARX DENNARX LONDON SK7 2BZ U.S.A. TEL: 01-42-16-16 TEL: 01-42-16-16 U.K. TEL: 415-858-4087 TLX: 15216 KBI DX TLX: 15216 KBI DR TEL: 1-5B9-511W660 TLX: 346409 LKSC-SUVL COK: 47 COK: TLX: 261503 COK: 28,33,34 COK: JOHISOI TORREICE V DR JOKES BURTOK DR JOIES THOKAS IALTER DR JOSHI G C DR JET PROPULSION LABORATORY LICX OBSERVATORY DEPT OF ASTROKOKY UTTAR PRADESH STATE 0 KAILSTOF 183-301 UKIVERSITY OF CALIFORNIA UKIVERSITY OF HIHHESOTA NAHORA PEAR 4800 OAR GROVE DRIVE SANTA CRUZ CA 95064 116 CHURCH ST SE RAIXITAL 263 129 FASADEKA CA 91109 U.S.A. MINNEAPOLIS KN 55455 INDIA U.S.A. TEL: 408-429-2384 U.S.A. TEL: TEL: 818-354-2761 TLX: TEL: 612-373-3307 TLX: TLX: 67-5429 CON: 24 TLX: COK: 12 COK: 15,16 COK: 28,48 JOIISTOI UIHN J JOIES DAYTOI L JORDAI CAROL! DR JOSHI KOHAK I PROF 1AVAL RESEARCH LABORATORY JET FROFULSIOX LABORATORY DEPT THEORETICAL PHYSICS RADIO ASTROIOKY CEHTER CODE 7134 HAIL CODE 138-307 OXFORD UNIVERSITY TIFR HASHIRGTOH DC 20375 4800 OAR GROVE DRIVE 1 REBLE ROAD POST BOX 8 U.S.A. FASADEKA CA 91109 OXFORD OX1 3RP UDHAGAKAKDALAK 643 001 TEL: 202-767-2351 U.S.A. U.R. INDIA TLX: TEL: 818-354-6734 TEL: 865-53281 TEL: 2032 CON: 04,08,24,34,40 TLX: 675429 TLX: 83295 KUCLOX TLX: 8458488 TIFR IR COK: 40 COK: 12,14,44 COK: 28,40,47 JOIIFII J R FIOF JOKES DERER I F DR JORDAI H L DR DIRERTOR JOSHI SHUSH CHAKDRA DR DEFT OF FLA1ET. SCIENCES ROYAL GREEHIICH OBS IKSTITUT F. FLASKAFHYSIX UP STATE OBSERVATORY DRIVERS ITT OF ARIZONA HAILSHAK BK27 1RF EERIFORSCHUHGSAILAGE KAKORA PEAR TUCSOH AZ (5721 U.R. JUELICH GKBH FF 365 HAIRI TAL 263 129 U.S.A. TEL: 323-833171 D-5170 JUELICH 1 INDIA TEL: 602-621-4256 TLX: 87451 RGOBSY G GERNAKY, F.R. TEL: 2136 TLX: COK: 24,33,37 TEL: TLX: CON: 48,49 TLX: COK: 25 COK: 14 JOLT FRAICOIS DR JONES ERIC K JORDAI STUART D DR JOSH U C DR UHIVERSIT8 DE BORDEAUX 1 LOS ALAKOS KATL LAB LAB ASTRO SOLAR PHYSICS PHYSICAL RESEARCH LAB 123 RUE LANARTIIE KS F-665 RASA/GSFC, CODE 682 1AVRAIGPURA F-33400 TALE1CE LOS ALAKOS HH (7545 GREENBELT KD 20771 AHKEDABAD 380 009 FRAICE U.S.A. U.S.A. INDIA TEL: TEL: 505-667-63(6 TEL: 301-344-8(11 TEL: 462-129 TLX: TLX: TLX: (9675 TLX: 121397 COK: 14,40 COK: 51 COK: 10,12,44 COK: 37

JOVANOVIC BOIIDAR RABURARI MASAXI PROF RAHLER STIFHEI f DR RALAFI MANOUCHER FACULTY OF AGRICULTURE 4-24-9 RICHIJYOJI AIR FORCE GEOPHYSICS LAB CTR FOR ASTROR RESEARCH INST XATERRAXGIXG MINAMI MUSASHINO SPACE PHYSICS DIV (PHP) DEPT OF PHYSICS VELJRA VLAHOVICA 2 TORYO 180 HANSCON AIR FORCE BASE TABRIZ UNIVERSITY YU-21000 XOVI SAD JAPAN BEDFORD MA 01731 TABRIZ YUGOSLAVIA TEL: U.S.A. IRAN TEL: 009382158366 TLX: TEL: 617-861-3975 TEL: 041-32564 TLX: COM: 33 TLX: TLX: COM: 07 COM: 10 COM: 28 JUGAIU JUN DR XABURAII OSAKU DR RAHI FRANZ D PROF RALANDADZE N B DR TORYO ASTRONOMICAL OBS ASTRONOMICAL INSTITUTE DEPT OF ASTRONOMY ABASTUMAXY ASTROPHYSICAL OSAKA MITARA TOHOXU UNIVERSITY THE UNIVERSITY OBSERVATORY TORYO 181 SENDAI 980 MANCHESTER M13 9PL 383762 ABASTUMANI JAPAN JAPAX U.R. U.S.S.R. TEL: TEL: 222-22-1800 TEL: 61-273-7121 TEL: 227 TLX: 2822307 TAOMTXJ TLX: 852256 TLX: 668932 MCHRUL G TLX: 327409 TERMIT COM: 28.29C51C COM: 10 CON: 34,40,48 COM: 33

JUNG JEAR DR RADLA ZDEIRA I DR RAI REIZO DR KAL8ERLA PETER THOMSON PULROVO OBSERVATORY TORYO ASTRON OBSERVATORY RADIOASTROXOMISCHES INST 173 BD HAUSSNANN 196140 LENINGRAD 21-2-1 OSAKA. MITARA DER UNIVERSITAET BONN F-75379 PARIS CEDEX 08 U.S.S.R. TORYO 181 AUF DEM HUEGEL 71 FRANCE TEL: JAPAN D-5300 BOXX 1 TEL: 1-45-61-96-00 TLX: TEL: 0422-32-5111 GERNAXY. F.R. TLX: 204780 TCSF COM: 05,37 TLX: 3329005 TAONRO J TEL: 0228-733645 COM: COM: 10,40 TLX: 0886440 COM: 05,40 JUPP ALU H DR RADOURI TALI! HADI RAIFU NORIO DR XALER JAMES B PROF DEPT APPL MATH THEOR PHYS ASTRONOMY i SPACE RES CTR TORYO ASTRON OBSERVATORY UNIVERSITY OF ILLINOIS UNIVERSITY OF LIVERPOOL COUNCIL FOR SCI RESEARCH OSAKA MITARA 349 ASTROXOMY BLDG PO BOX 147 P O BOX 2441 TORYO 181 1011 I. SPRINGFIELD LIVERPOOL L69 3BX JADIRIYAH. BAGHDAD JAPAN URBAXA IL 61801 U.R. IRAQ TEL: 0422-32-5111 U.S.A. TBL: 051-709-6022 TEL: 00-96417765127 TLX: TBL: 217-333-9382 TLX: 627095 TLX: 213976 SRC IX COR: 34,40C TLX: 910-2452434 AST COM: 07 COM: 27,30,36,42 CON: 34 JURA MICHAEL DR RAEHLER HRLMUTH DR RAISER THOUS R PROF IALIIROV XARII P DR UCLA HAMBURGER STERNIARTE DEPT OF PHYSICS DEPT OF ASTRONOMY DEPT OF ASTRONOMY GOJENBERGSIEG 112 THE UNIVERSITY BULGARIAN ACAD SCIENCES MATH SCIENCES BLDG D-2050 HAMBURG 80 SHEFFIELD S3 7RH 72 LENIN BLVD LOS ANGELES CA 90024 GERMANY, F.R. U.R. 1784 SOFIA U.S.A. TEL: TEL: 0742-78555x4277 BULGARIA TEL: 213-825-4302 TLX: TLX: 547216 UGSHEF G TEL: TLX: COM: 35 COM: 22 TLX: 22774 CLAXP BG COM: 34 CON: 28

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 545 ULIOFEI I0LFGAX0 OR KANP LUCAS NILLEN DR RANG GON IK RAPOOR RAXESH CHAND8R SMITHSONIAN ASTROFHYSICAL DEPT OF ASTRONOMY PYONGYANG ASTRON OBS INDIAN INSTITUTE OF OBSERVATORY BOSTON UNIVERSITY ACADEMY OF SCIENCES DPRK ASTROPHYSICS 60 GARDEN STREET 725 CONNOXNEALTH AVE TAESONG DISTRICT BANGALORE 560 034 CAMBRIDGE HA 02138 BOSTON MA 02215 PYONGYANG INDIA U.S.A. U.S.A. KOREA DPR TEL: 566585 TEL: 617-495-7285 TEL: TEL: TLX: 845-763 IIAB IN TLX: TLX: TLX: COM: 47 CON: 12.36C CON: 36,37 CON: 40 KALLOGLIAX ARSER T DR KAMPER KARL » DR RANG JIN SOK RARAALI SALIH DR BYURAKAN ASTROFHYSICAL DAVID DUNLAP OBSERVATORY PYONGYANG ASTRON OBS ISTANBUL UNIVERSITY OBSERVATORY RICHMOND HILL, ON L4C 4Y6 ACADEMY OF SCIENCES DPRK FACULTY OF SCIENCE 378433 BYURARAH, ARMENIA CANADA TAESONG DISTRICT DEPT ASTRONOMY i SPACE SC U.S.S.R. TEL: 416-884-9562 PYONGYANG ISTANBUL 34 TEL: TLX: KOREA DPR TURKEY TLX: CON: TEL: TEL: 5224200/610 CON: 28 TLX: TLX: CON: 10 CON: RALNAN BELA DR RANAEV IVAN I DR KANNO MITSUO PROF KARACHEITSEV I D DR HELIOPHYSICAL OBSERVATORY PULKOVO OBSERVATORY HIDA OBSERVATORY SPEC ASTROPHYS OBS PO BOX 30 196140 LENINGRAD KAMITAKARA ACAD OF SC/STAVROPOLSKIJ H-4010 DEBRECEN U.S.S.R. GIFU-KEN 506-13 ZELENCHUKSKAJA HUNGARY TEL: JAPAN 357147 N ARKHYZ TEL: 52-11-015 TLX: TEL: 0578-6-2311 U.S.S.R. TLX: 72517 DEOBS H COM: 24C TLX: TEL: CON: 10,12 COM: 10,12 TLX: CON: 09,28C,30,47 RALNYROV A X DR RAXDEL ROBERT S DR KAXYO SANDOR DR RARAID1KAR R V PROF ASTRONOMICAL INSTITUTE LABORATOIRE METEOROLOGIE KONROLY OBSERVATORY DEPT OF ASTRONOMY UZBEK ACADEMY OF SCIENCES DYNANIQUE BOX 67 OSNANIA UNIVERSITY 700000 TASHKENT ECOLB POLYTECHNIQUE H-1525 BUDAPEST HYDERABAD 500 007 U.S.S.R. F-91128 PALAISEAU CEDEX HUNGARY INDIA TEL: FRANCE TEL: 166-426 TEL: 71251 TLX: TEL: 1-69-41-82-00 TLX: TLX: CON: 19 TLX: 691596 ECOLEX F COM: 27 COM: 16,21 COM: 36 RALNAJS AGRIS 1 DR KANDEMIR GDELCII KAPAHI V K DR KARDASHEV X S DR NT STROMLO OBSERVATORY ISTANBUL TECHNICAL UNIV TIFR CENTRE SPACE RESEARCH INSTITUTE WODEN P.O. ACT 2606 FEN FAKULTESI, FIZIK B INDIAN INST OF SCI CAMPUS USSR ACADEMY OF SCIENCES AUSTRALIA MASLAR POST BOX NO 1234 117810 MOSCOW TEL: 062-881111-248 ISTANBUL BANGALORE 560 012 U.S.S.R. TLX: 62270 AA TURREY INDIA TEL: COM: 33 TEL: 1609109 TEL: 362816 TLX: TLX: TLX: 8458438 TIFR IN COM: 40,51V CON: CON: 40C KANEL OSMAN I Dl KANDFAL CHANDRA D KAPISINSRY IGOR KARETXIKOV VALEXTII G R FACULTY OF SCIENCES UP STATE OBSERVATORY ASTRONOMICAL INSTITUTE ODESSA STATS UNIVERSITY ASTRONOMY DEFT NAINITAL U.P. 263 129 SLOVAK ACAD. OF SCIBNCES PARR SHEVCHEHKO CAIRO UNIVERSITY INDIA 842 28 BRATISLAVA ASTROXOMICAL OBSERVATORY GIZA-CAIRO TEL: 2136,2325 CZECHOSLOVAKIA 270014 ODESSA EGYPT TLX: TEL: 427-375157 U.S.S.R. TEL: COM: 42 TLX: 093355 TEL: 25-03-56 TLX: COM: 22 TLX: COM: COM: 42 KAIIJO FUNIO PROF DR KANE SHARAD R DR RAPLAN J DR KARLICKY MARIAN DIPT OF ASTRONOMY SPACE SCIENCES LAB DEPT OF PHYSICS ASTRONOMICAL INSTITUTE UNIVERSITY OF TOKYO UNIVERSITY OF CALIFORNIA UNIVERSITY OF CALIFORNIA CZECH. ACAD. OF SCIENCES YAYOI BUNRYO KU BERKELEY CA 94720 LOS ANGELES CA 90024 OBSERVATORY TOKYO 113 U.S.A. U.S.A. 251 65 ONDREJOV JAPAN TEL: 415-642-1719 TEL: CZECHOSLOVAKIA TEL: TLX: 910-366-7945 TLX: TEL: TLX: COM: 10C COM: 21 TLX: COM: 34 COM: 10 KANIN1SHI KIISUKE PROF KANEKO XOBORU DR KAPLAX LEXIS D DR RARP ALAI HERSB DR FACULTY OF SCIEXCE DEPT OF PHYSICS ATMOSPH. I EXVIROXMEXTAL SCIENTIFIC CENTER IBM IUNAMOTO UNIVERSITY FACULTY OF SCIEXCE RESEARCH, IXC. 1530 PAGE NILL RD RUROKAXI 2 CXOME HOKKAIDO UNIVERSITY 840 MENORIAL DRIVE PALO ALTO CA 94304 860 KUMAMOTO 060 SAPPORO CAMBRIDGE MA 02139 U.S.A. JAPAN JAPAN U.S.A. TEL: 415-855-3127 TEL: 096-344-2111 TEL: 11-716-2111 TEL: 617-547-6207 TLX: TLX: TLX: 932510 HOKUSC J TLX: 951417 AERC COM: 27,36 COM: 35 CON: 28 CON:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 546 LIST OF MEMBERS RARPEN JUDITH T EATGERT-HERRELIJN J R DR KADFMAIR JENS PETER DR KAIATA YOSHIYUKI DR HAVAL RESEARCH LABORATORY STERREWACET IXSTITUT FUR ASTRONONIE RANAZARA INSTITUTE CODE 4175 K RUYGENS LABORATORIUN TECHNISCHE UNIVERSITAT OF TECHNOLOGY VASHIHGTON DC 20375 KASSENAARSEWEG 78 HARDE1BERGSTR. 36 NONOICHO U.S.A. NL-2300 RA LEIDEN D-1000 BERLIN 12 RANAZAWA NINANI 921 TEL: 202-767-3441 NETHERLANDS GERNANY, F.R. JAPAN TLX: TEL: TEL: 030-3145462 TEL: CON: 10,12 TLX: TLX: 184262 TUBLN D TLX: CON: CON: COM: KARPINSKIJ VADIK I DR RATO NARIRO KAUFNANH PIERRE PROF RAZANTZIS PANAIOTIS DR PULROYO OBSERVATORY DEPT OF ASTRONONY INST PESOUISAS ESPACIAIS DEPT OF ASTRONOMY 196140 LENINGRAD KEIO UNIVERSITY CRAAM RADIO OBSERVATORY UNIVERSITY OF GLASGOW U.S.S.R. 4-1-1 HIYOSHI KOULOKU-KU CAIXA POSTAL 515 GLASGOW G12 800 TEL: YOROHANA-SHI 223 12200 S. JOSE DOS CAMPOS U.K. TLX* JAPAN BRAZIL TEL: CON: 09,12,44 TEL: 44-63-1111 TEL: 55-0123-229977 TLX: TLX: TLX: 11 34061 INPE BR COM: COM: 35 COM: IOC,12,40,51 RARYOIHA ZOYA V DR RATO SHOJI PROP KAULA WILLIAM K PROF RAZES ILYA DR ASTROPHYSICAL INSTITUTE DEPT OF ASTRONONY 1283 BARTONSHIRE NAY OBSERVATOIRE DE PARIS 480063 ALMA-ATA UNIVERSITY OF KYOTO POTOMAC ND 20354 SECTION D'ASTROPHYSigUE U.S.S.R. KITASHIRAKAWA OIWAKE U.S.A. F-92195 MEUDOR PL CEDEX TEL: SAKYOKU KYOTO 606 TEL: FRANCE TLX: JAPAN TLX: TEL: 1-45-34-75-30 CON: 21 TEL: 075-751-2111 COM: 07,16 TLX: TLX: 5422693 LIBKYU J CON: 34,40 COM: 12,33,47 KASHSCREEV B L PROF DR KATO TARARO DR RAVABATA RINARI PROF REAY COLIN S L PROF KHARKOV INSTITUTE FOR INST OF PLASMA PHYSICS DEPT OF PHYSICS PHYSICS DEPT RADIOELECTROXICS NAGOYA UNIVERSITY HAGOYA UNIVERSITY NEWCASTLE UNIVERSITY 310059 KHARKOV RURO-CHO CHIKUSA-KU FUROCHO CHIKUSAKU NEWCASTLE NSW 2308 U.S.S.R. NAGOYA 464 NAGOYA 464 AUSTRALIA TEL: JAPAN JAPAN TEL: 049-685-235 TLX: TEL: 052-781-5111 TEL: TLX: 28194 NEWUN AA CON: 22 TLX: 0447-3691 IPPJNU J TLX: CON: 22V CON: 14C COM: 40,47 RASPER U DR RATSIS DBNBTRIUS DR RAVABATA KIYOSHI REEL WILLIAM C ZNTRLINST. F. ASTROPHYSIK 12 RUE VARNIS DEPT OF PHYSICS, COLL.SCI STERREWACHT LEIDEN STERNNARTB BABELSBERG GR-17124 REA SMYRKE SCIENCE UNIV OF TORYO POSTBUS 9513 ROSA-LUXENBURG-STR 17A GREECE 1-3 KAGURAZAKA, SHINJUKU NL-2300 RA LEIDEN DDR-1502 POTSDAN TEL: 9336014 TOKYO NETHERLANDS GERNANY, D.R. TLX: JAPAN TEL: 31-71-148333 TEL: CON: 07 TEL: 3-260-4271 TLX: 39053 ASTRO HI TLX: TLX: CON: 28 CON: 47 CON: KASTURIRAIGAI K DR RAT! JONATHAN I KAIABATA SHUSAKU PROF REEIAI PHILIP C PROF ENER ISRO SATELLITE CENTER DEPT OF PHYSICS RYOTO GARUEN UNIVERSITY PERKINS OBSERVATORY AIRPORT ROAD WASHINGTON UNIVERSITY SOGABE-NACHI RANEORA BOX 449 VINANAPURA POST ST LOUIS MI 63130 KYOTO 621 DELAWARE OH 43015 BANGALORE 560 017 U.S.A. JAPAN U.S.A. INDIA TEL: 314-889-6202 TEL: 07712-2-2001 TEL: 614-363-1257 TEL: 54779 TLX: TLX: TLX: 810-482-1715 TLX: 0845-325 4 769 CON: 48 CON: 42 CON: 29,45 CON: 44 ^ KASUGA TAKASHI KATZ JOSEPH DR KAIAGUCHI ICHIRO PROP KEGEL WILBELN H PROF NOBEYANA RADIO OBS RACAH INST. OF PHYSICS DEPT OF ASTRONONY INST THEORETISCHE PHYSIK TOKYO ASTRON OBSERVATORY HEBREW UNIV. OF JERUSALEM FACULTY OF SCIENCE UNIVERSITAT FRANKFORT NOBEYANA, KINANISAKU JERUSALEM 91904 UNIVERSITY OF RYOTO ROBERT-NAYER-STR 8-10 NAGANO 384-13 ISRAEL 606 KYOTO D-6000 FRANRFVRT/HAIN 1 JAPAN TEL: 58-46-04 JAPAN GERMANY, F.R. TEL: 267-98-2831 TLX: 25391 HUIL TEL: TEL: 069-7982357 TLX: 3329005 TAO NRO J CON: TLX: TLX: 413932 UNIF D CON: 40 CON: 12 CON: 34 KATGBRT PETER DR KAUFMAN NICBELE DR RAIARA KINIAKI KEIL STEPHEI L STERRENACBT PHYSICS DEPT CERRO TOLOLO AIR FORCE GEOPHYSICS LAB POSTBUS 9513 OHIO STATE UNIVERSITY IHTERANERICAH OBSERVATORY SOLAR RESEARCH BRANCH NL-2300 RA LEIDEN 174 H. 18TB AVE CASILLA 603 SACRAMENTO PEAR OBS NETHERLANDS COLUMBUS OH 43210 LA SERENA SUNSPOT NM 88349 TEL: 071-148333 U.S.A. CHILE U.S.A. TLX: 39058 TEL: 614-422-5713 TEL: 56-51-213352 TEL: 505-434-1390 CON: TLX: TLX: 34-620301 TLX: CON: 28 COM: 25 COM: 12

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 547 KELEMER JAIOS KEMP JAMES C KERR FRANK J DR KHARITONOV ANDREJ V DR KORKOLY OBSERVATORY PHYSICS DEPT ASTRONOMY PROGRAM ASTROPBYSICAL INSTITUTE BUNGARIAN ACADEHY OF SCI UNIVERSITY OF OREGON UNIVERSITY OF MARYLAND 480068 ALMA-ATA BOX 67 EUGENE OR 97403 COLLEGE PK KD 20742 U.S.S.R. H-1525 BUDAPEST U.S.A. U.S.A. TEL: HUNGARY TEL: 503-687-2952 TEL: 301-454-6302 TLX: TEL: 754-122 TLX: TLX: 710-826-0352 COM: 29 TLX: 227460 RONOB B COM: 25,42 COM: 33,34,40 COM: KELLER CHARLES F KENDERDINE SIDNEY DR KERR ROY P PROF KHATISASHVILI ALFEZ SH DR UNIVERSITY OF CALIFORNIA MULLARD RADIO ASTROK LAB UNIVERSITY OF CANTERBURY ABASTUMANI ASTROPHYSICAL LOS ALAMOS RATIONAL LAB NADINGLEY ROAD PRIVATE BAG OBSERVATORY BOX 1663 KS F665 CAMBRIDGE CB3 0BE CBRISTCBURCB 383762 ABASTUMANI,GEORGIA LOS ALAMOS NN 87545 U.K. NEK ZEALAND U.S.S.R. U.S.A. TEL: 223-66477 TEL: 482-009 TEL: TEL: 505-667-5648 TLX: 81292 TLX: NZ 4144 TLX: TLX: COM: 40 COM: COM: 20 CON: KELLER GEOFFREY KENNEDY EUGENE T KESSLER KAXL G DR RHETSURIANI T S DR DEFT OF ASTRONOMY SCBOOL OF PHYSICAL SCI CTR FOR BASIC STANDARDS ABASTUMANI ASTROPHYSICAL OHIO STATE UNIVERSITY NATL INST F. HIGHER EDUC NATL BUREAU OF STANDARDS OBSERVATORY 174 N. 18TB AVENUE GLASNEVIN B-160 PHYSICS BLDG 383762 ABASTUMANI,GEORGIA COLUMBUS OH 43210 DUBLIN 9 GAITBERSBURG MD 20899 U.S.S.R. U.S.A. IRELAND U.S.A. TEL: TEL: 614-422-6279 TEL: DUBLIN 370071 TEL: 301-921-2001 TLX: TLX: TLX: 30690 NIHFD TLX: 197674 TRT COM: 12 COM: COM: 14 COM: 14,31 KELLER BINS ULRICH DR KENNEDY JOHN E PROF KESTEVEN MICHAEL J L DR KHOKBLOVA V L DR OBSERVATORY 4 PLANETARIUM 323 LAKE CRESCENT DIVISION OF RADIOPHYSICS ASTRONOMICAL COUNCIL PO! 161 SASKATOON SASK S7H 3A1 CSIRO USSR ACADEMY OF SCIENCES HECKARST 47 CANADA P.O.BOX 76 PYATNITSKAYA UL. 48 D-7000 STUTTGART TEL: 374-4614 EFFING NSW 2121 109017 MOSCON GERMANY, F.R. TLX: AUSTRALIA U.S.S.R. TEL: 0711-291004 CON: 41,46 TEL: 02-868-0222 TEL: 231-54-61 TLX: 721855 STBST D TLX: 26230 ASTRO TLX: 412623 SCSTP SU COM: 15,46,51 COM: 40 COM: 29.36 KELLER BORST UN! DR XENNICUTT ROBERT C JR KHACHIKIAN E YE PROF KBOLOPOV P N DR MFI FUER AERONONIE DEPT OF ASTRONOMY BYURAKAN ASTROPBYSICAL STERNBERG STATE FOSTFACB 20 UNIVERSITY OF MINNESOTA OBSERVATORY ASTRONOMICAL INSTITUTE D-3411 XATLENBVRG-LINDAU 116 CBURCB ST S.E. 378433 BYURAKAN, ARMENIA UNIVERSITETSKIJ. PROSP 13 GERMANY, F.R. MINNEAPOLIS MN 55455 USSR 119899 MOSCON V-234 TEL: 05556-41-419 U.S.A. TEL: 56-3453/55-6383 U.S.S.R. TLX: 965527 AERLI D TEL: 612-376-5224 TLX: TEL: COM: 49C TLX: COM: 28C TLX: COM: 28 COM: 27,33,37 KELLERMANN KENNETH I DR KENT STEFIEN M KBARADZE E K PROF KHOLSHEVNIKOV K V DR NRAO BARVARD-SMITBSONIAI CTR ABASTUMANI ASTROPHYSICAL LENINGRAD STATE UNIV EDGEMONT ROAD FOR ASTROPHYSICS OBSERVATORY ASTRONOMICAL OBSERVATORY CBARLOTTESVILLE VA 22903 60 GARDEN STREET 383762 GEORGIA BIBLIOTECHNAJA PL. 2 U.S.A. CAMBRIDGE MA 02138 USSR 198904 LENINGRAD TEL: 804-296-0240 U.S.A. TEL: 998891, 225460 U.S.S.R. TLX: 910-997-0174 TEL: 617-495-9681 TLX: 327409 TERMIT TEL: 257-94-88 COM: 28.40C,47,48,51 TLX: COM: 33,34,45 TLX: COM: COM: 07 KELLOGG KDNII M DX KEPLER S O MARE BISHUN N DR KHOZOV GENNADIJ V 26 OAKLAND STREET INSTITUTO DE FISICA CTR RADIO PBYS/SPACE RES ASTRONOMICAL OBSERVATORY LEXINGTON MA 02173 UFRGS CORNELL UNIVERSITY LENINGRAD STATE UNIV U.S.A. AV. BEXTO GOXCALVES 9500 306 SPACE SCIENCES BLDG BIBLIOTECBNAJA PL. 2 TEL: 90049 PORTO ALEGRE - RS ITHACA NY 14853 198904 LENINGRAD TLX: BRAZIL U.S.A. U.S.S.R. COM: 48 TEL: 0512-36-4677 TEL: 607-256-3934 TEL: 2-57-94-84 TLX: 051-1055 UFRS BR TLX: TLX: 12168 PBOBOS COM: 25,27 COM: COM: 35 KEMIBAVI AJIT I KERBS E P PROF DR KHARIN 1 S DR KHROMOV G S DR TATA INSTITUTE OF INSTITUTE OF PHYSICS NAIN ASTRON OBSERVATORY ASTRONOMICAL COUNCIL FUNDAMENTAL RESEARCB ESTONIAN SSR ACAD SCI UKRAINIAN ACAD OF SCIENCE USSR ACADEMY OF SCIENCES BOMI BBABBA RD RIIA 142 GOLOSEEVO PYATNITSKAYA UL. 48 BOMBAY 400 005 202400 TARTU 252127 KIEV 109017 MOSCON INDIA U.S.S.R. U.S.S.R. U.S.S.R. TEL: TEL: TEL: 663110 TEL: TLX: TLX: TLX: 131406 SKY TLX: COM: 47,48 COM: CON: 08 CON: 34,41

HASATPOOR ABNAD FROF KIN JIK SO KING DAVID S FROF KIIOSHITA HIIOSII DR PHYSICS DEFT PYONGYANG ASTRON OBS DEPT PHYSICS i ASTRONONY TOKYO ASTRONONICAL UNIVERSITY OF ESFABAN ACADEMY OF SCIENCES DPRK UNIVERSITY OF NEI MEXICO OBSERVATORY DAIESEGAE E TAESONG DISTRICT ALBUQUERQUE NN 87131 OSAIA MITAKA ESFAHAN PYONGYANG U.S.A. 181 TOKYO IRAN KOREA DPR TEL: JAPAN TEL: 031-44321 TEL: TLX: TEL: 0422-32-5111 TLX: 31-2295 IRE D TLX: COM: 35 TLX: CON: CON: 47 COM: 04.07C KIBBLEIHITB EDIARD J DR KIN TU HIAI KING HENRY C DR KIFFEIIAII RUDOLF PROF INSTITUTE OF ASTRONONY KOREA ASTR/SPACE SC INST TRILLIUM MPI F PBYSIK i ASTROPIYS NADINGLEY RD 36-1 VHAAN-DONG JUNG-GU 5 HILBURY CLOSE KARL-SCHNARZSCHILD-STR 1 CANBRIDGE CB3 ORE TAEJEON CHUNGCHUNGNAN-DO CBESBAN BOIS D-8046 GARCHIIG B NUNCHEN O.K. 300-31 TAEJEON AMERSHAM, BUCKS HP6 5LB GERMANY. F.R. TEL: KOREA, REPUBLIC U.K. TEL: 089-32990 TLX: TEL: 042-823.-1497 TEL: AKERSHAN 3003 TLX: 524629 ASTRO D CON: TLX: 45532 R TLX: CON: 27,35C COM: 27 COM: 41 KIGUCHI NASAYOSHI DR KIN YONG HYOR DR KING IVAN R PROF KIPPER TONU DR DEFT OF PHYSICS PYONGYANG ASTRON OBS ASTRONOMY DEPT TARTU ASTROPHYSICAL OBS KYOTO DNIYERSITY ACADEMY OF SCIENCES DPRK UNIVERSITY OF CALIFORNIA ESTONIAN ACAD OF SCIENCES KYOTO 606 TAESONG DISTRICT BERKBLEY CA 94720 TORAVERE JAPAN PYONGYANG U.S.A. 202444 TARTU TEL: KOREA DPR TEL: 415-642-2206 U.S.S.R. TLX: TEL: 5-3134, 53239 TLX: 820181 UCB ASTRAL TEL: CON: 35 TLX: COM: 28,33,37 TLX: * CON: COM: 09,14,29 KIKOCHI SADAEHOI PROF KIN YOIG UK KING R B DR KIRAL ADIAI PROF ASTRONOMICAL INSTITUTE PYONGYANG ASTRON OBS PO BOX 725 UNIVERSITY OBSERVATORY TOHOKU UNIVERSITY ACADEMY OF SCIENCES DPRK MEDOCINO CA 95460 BEYAZIT, ISTARBUL AOBAYANA TAESONG DISTRICT U.S.A. TURKEY SEXDAI 980 PYONGYANG TEL: TEL: JAPAN KOREA DPR TLX: TLX: TEL: TEL: COM: 14,29 CON: TLX: TLX: CON: CON: KILADZE I I DR KIN YUL KING ROBERT KILSOI JR DR KIRBIYIK HAUL DR ABASTUNANI ASTROPHYSICAL PYONGYANG ASTRON OBS DEFT OF EARTH ATMOSPHERIC PHYSICS DEPT OBSERVATORY ACADEMY OF SCIENCES DPRK MIT 54-620 MIDDLE EAST TECHR UNIV 383762 ABASTUNANI,GEORGIA TAESONG DISTRICT CANBRIDGE NA 02139 ANKARA 06531 U.S.S.R. PYONGYANG U.S.A. TURKEY TEL: KOREA DPR TEL: 617-253-7064 TEL: 237100/3528 TLX: TEL: TLX: 921473 NIT CAN TLX: 42761 ODTK TR CON: 16 TLX: CON: 04,19 CON: CON: 28 KILANBI G C DR KIN ZONG DOK KIIG-HELE DESNOID G DR KIRK JOHN DR DEFT OF ASTROIONY PYONGYANG ASTRON OBS ROYAL AIRCRAFT ESTABL. MPI F. FHYSIK i ASTROPBYS OSNANIA UNIVERSITY ACADEMY OF SCIBICES DPRK. FARNBOROUGH, HANTS KARL-SCHIARZSCHILD-STR 1 HYDERABAD 500 007 TAESONG DISTRICT U.K. D-8046 GARCH1NG B NUNCHEN INDIA PYONGYANG TEL: 0252 24461 GERNANY, F.R. TEL: 71-251 i 247 KOREA DPR TLX: TEl: 089-32-99-0 TLX: TEL: CON: 07 TLX: 524629 ASTRO D CON: 37 TLX: COM: 48 CON: 14 IILAA BOGDAI DR KIMURA BIROSHI DR KINGSTON ARTHUR E FROF KIRKPATRICK RONALD C DR FACULTY OF GEODESY PURPLE MOUNTAIN DEPT OF APPLIED NATHS LOS ALAMOS NATL LAB LJUBLJANA UNIVERSITY OBSERVATORY OUEBl'S UNIVERSITY MS 220 JANOVA 2 NANJING BELFAST BT7 INN LOS ALAMOS NN 87545 61000 LJUBLJANA CHINA. PEOPLE'S REP. U.K. U.S.A. YUGOSLAVIA TEL: 33921 TEL: 0232-245133 TEL: 505-667-4812 TEL: TLX: 34144 PNONJ CN TLX: 74487 QUB AMD G TLX: TLX: COM: 34 CON: 14 CON: 34 CON:

XIBSHNEB EOBEET PAUL DK RITCHIE CHRISTOPHER E DR ELEII ULEICH XLOCE B L DE DEPT OF ASTEONONY BATFIELD POLYTECHNIC RADIOASTROIONISCHES IEST 6601 S. HORESTAEE DEIVE HARVARD UNIVERSITY OBSEEVATOEY DEE VIIVERSITABT BONN BOWIE ND 20715 CAMBRIDGE KA 02138 BAYFORDBDRY AUF DEN HUEGEL 71 U.S.A. U.S.A. HERTFORD, BERTS SG13 8LD D-5300 BORN 1 TEL: 301-262-1506 TEL: 611-495-7390 U.X. GERNAXY, F.R. TLX: TLX: TEL: 0992-558-451 TEL: 0228-73-3644 CON: 08,09,24 CON: 28,34 TLX: 262413 TLX: CON: 29,46 CON: 28,40 XISELYOY ALEXEJ A DE EJAEEGAAED PER DE ELEIRKARR DOUGLAS E DE ELVARA NIROSLAV PULROVO OBSERVATORY UNIVERSITY OBSERVATORY HOHBYIELl ELECTRO OPTICS ASTRORONICAL INSTITUTE 196140 LEIII6EAD OESTEE VOLDGADE 3 OPERATIOR CZECH. ACAD. OF SCIENCES L'.S.S.R. DM350 COPEHHAGE1 E 2 FOEBBS ED OEDREJOV OBSERVATORY TEL: DEMURE LEXIHGTOR NA 02173 251 65 OHDREJOV TLX: TEL: 1-14-17-90 U.S.A. CZECHOSLOVAKIA COK: 26C TLX: 44155 DAHAST DX TEL: 617-863-3841 TEL: CON: TLX: 92-3477 TLX: CON: CON: 10 (ISLYAIOY ALBEIT G DR XJELDSETH-NOE OLAV DE XLIKOLA ARROLD R DR ERACEE ROGER F DE APPLIED PHYSICS INSTITUTE IEST THEOEET ASTROPHYSICS LICE OBSERVATORY DEPT EAETE i SPACE SCI ACADEMY OF SCIEICES UNIVERSITY OF OSLO UCSC SURY- AT STORY BROOE ULYANOV STREET 46 P O BOX 1029 SANTA CRUZ CA 95064 STORY BROOE NY 11794 603600 GOREY H-0315 BLIHDERN. OSLO 3 U.S.A. U.S.A. U.S.S.R. NORWAY TEL: 408-429-2907 TEL: 516-246-7673 TEL: TEL: 47-2-456510 TLX: TLX: 5102287767 TLX: TLX: 72425 UNIOS K CON: 20,24 CON: 15,34 COK: 40 CON: 10 IISLYDE VITALIJ S DR ELARE GERHARD DR ELENPEEEE I E DE XRAPP GILLIAN R DR HAIR ASTROI OBSERVATORY LAHDESSTEEHIAETE ELECTRONAG. FIELDS DIV DEPT ASTROPHYSICAL SCI URRAIEIAR ACAD OF SCIBHCE KOENIGSTUHL RATL BUREAU OF STANDARDS PRIRCETOR UNIVEESITY SOLOSEEVO D-6900 HEIDELBERG 1 325 BROADWAY PRINCETON NJ 08544 252127 KIEV GERNAEY, F.R. BOULDER CO 80303 U.S.A. O.S.S.R. TEL: 06221/10036 U.S.A. TEL: 609-452-3824 TEL' TLX: TEL: 303-497-3757 TLX: TLX: 131406 SKY OS CON: 33 TLX: 592811 ROAA NASC BDR CON: 28,33,34 COM: 16,24 CON: EISSELEVA TAEARA P XLAEKAII JOSEPH PEOF ELEPCZTISXI IILLIAN J DE EREEE FEARZ DE PULEOVO HAII ASTBOHOKICAL IASHIHGTOH U1IVERSITY US RAVAL OBSEEVATORY UNIVEESITATS STBRNRARTE OBSEEVATORY DEPT OF PHYSICS 34 4 NASSACHUSETTS AVE HI GEISNARLARDSTEASSE 11 196140 LE1IIGRAD ST LOUIS NO 63130 IASHIRGTOH DC 20390 D-3400 GOETTIRGER U.S.S.R. U.S.A. U.S.A. GEENANY, F.E. TEL: TEL: 314-889-6299 TEL: 202-653-1521 TEL: 0551-395-042 TLX: TLX: 650-2557719 NCI TLX: 710-822-1970 TLX: 96753 USTERN D COK: 20 CON: CON: 04,19P,31 CON: 12

RISSELL EEllin I DR ILECZEE JOSIP DE ELIRISBIE I A PROF IEIFFBN DONALD A DE C/O BDN COEPOEATION ASTRORONICAL INSTITUTE PEDAGOGIC INSTITUTE NASA/GSFC 7915 JONES BRANCH RD 251 65 ORDEEJOV PUSHEIN STR. 96 APT. 66 CODE 662 KCLEAN VA 22102 CZECBOSLOVAEIA 284000 IVANOFEANEOV SE GREENBELT KD 20771 U.S.A. TEL: 72-45-25 U.S.S.R. U.S.A. TEL: 202-453-1484 TLX: 121579 ASTE C TEL: TEL: 301-344-6617 TLX: 901103 COK: 05,10,46C TLX: TLX: CON: 09 CON: CON:

IITANURA II PROF ELEII NICHAEL J DE ELIIGLESNITB DANIEL A DE XEOSEA STEFAE TOEYO ASTRORONICAL SPACE SCIEICES DIVISION NASA/GSFC ASTRORONICAL INSTITUTE OBSERVATORY JET PROPULSION LAB CODE 684 SLOVAE ACAD. OF SCIERCES NITAEA TOKYO 181 BLDG 2(4-802 GREENBELT ND 20771 059 60 TATRAISEA LOKIICA JAPAN PASADENA CA 91109 U.S.A. CZECHOSLOVAEIA TEL: 0422-32-5111 U.S.A. TEL: 301-344-6541 TEL: TLX: 2822307 TAONTX J TEL: 818-354-7132 TLX: TLX: CON: 42C TLX: CON: COK: 10 CON: 51 IITANURA SEIICBI DE ELEII RICHARD I DE ELIORE ARVYDAS JOSEPH DE UOILES STEPHER H DR SHIGA UNIVEESITY LAIEEICE LIVERNORE LAB JPL NAVAL EESEAECH LAEOEATORY 2 CHOKE 5-1 UNIVERSITY OF CALIFORNIA 4800 OAR GEOVE DEIVE CODE 4113 HIEATSU PO BOX 808:L-23 PASADENA CA 91109 WASHINGTON DC 20375-3000 OTSU SHIGA 520 LIVERNORE CA 94550 U.S.A. U.S.A. JAPAN U.S.A. TEL: 818-354-6164 TEL: 202-262-2191 TEL: 775-37-0081 TEL: 415-422-3548 TLX: 675429 TLX: TLX: TLX: CON: CON: 19,51 CON: CON: 36

KO HSIEN C PROF KOCHHAR R K DR KOENIGSBERGER GLORIA KOKURIN YORIJ L DR DEPT OF ELECT ENGINEERING INDIAN INSTITUTE OF INSTITUTO DE ASTRONONIA LEBEDEV PHYSICAL INST OHIO STATE UNIVERSITY ASTROPHYSICS UNAM USSR ACADEKY OF SCIENCES COLUMBUS OH 43210 BANGALORE 560 034 APDO POSTAL 70-264 LENINSKY PROSPEKT 53 U.S.A. INDIA 04510 MEXICO DF 117924 MOSCOW TEL: 614-422-2571 TEL: 566585 KEXICO U.S.S.R. TLX: 24-5334 TLX: 845763 IIAB IN TEL: 905-548-5305/06 TEL: 135-03-60 COK: 40 COK: 28,35 TLX: TLX: 411479 NEOD SU CON: COM: 08,19 XOBlfiSHI EISUKE DR KODAIRA KEIICHI PROF KOEPPEN JOACHIM DR KOLACZEK BARBARA DR SCIENCE INST OF OSAKA TOKYO ASTRONOMICAL OBS INST F. THEOR ASTROPHYSIK PLANETARY GEODESY DEPT PREFECTURE/13-23 XARITA 4 MITAKA DER UNIV HEIDELBERG POLISH ACAD OF SCIENCES CHOKE/SUKIYOSHI-RU TOKYO 181 IK NBUENHEINBR FELD 561 UL. BARTYCKA 18 OSAKA 558 JAPAN D-5900 HEIDELBERG 00-716 NARSAN JAPAN TEL: 0422-32-5111 GERNANY, F.R. POLAND TEL: 06-692-1882 TLX: 2822307 TAOMTK J TEL: 06221-562988 TEL: 41-00-41 TLX: COK: 28,29,36P TLX: 461515 UNIHD D TLX: 815670 CBK PL COK: COM: 34 COK: 04,19V KOBAYASHI YUKISAYU KODAKA HIDEO KOISTER DETLEV DR KOLCHINSKIJ I G DR TOKYO ASTRON OBSERVATORY DEPT OF PHYS/FAC OF SCI INST THEOR PHYS i STERNK MAIN ASTRON OBSERVATORY 2-21-1 OSANA UNIVERSITY OF TOKYO NEUE UNIV PHYS ZENTRUM UKRAINIAN ACADEMY OF SCI NITAKA 7-3-1 HONGO, BUNKYO-KU OLSHAUSENST GEB N 61C OF SCIENCES TOKYO 181 TOKYO 113 D-2300 KIEL 1 252127 KIEV JAPAN JAPAN GERMANY, F.R. U.S.S.R. TEL: 0422-32-5111 TEL: 03-812-2111 TEL: 0431-8804105 TEL: TLX: 2822307 TAOKTK TLX: TLX: 292706 IAPKI D TLX: COK: 31 COM: 47 COM: 35,36 CON: 24 KOCER D DR KOEBERL CHRISTIAN DR KOGOSHVILI NATELA G KOLESNII IGOR G DR BOGAZICI UNIVERSITY INSTITUTE OF GEOCHEMISTRY ASTROPHYSICAL OBSERVATORY MAIN ASTRON OBSERVATORY KANDILLI OBSERVATORY UNIVERSITY OF VIENNA MOUNT KANOBILI UKRAINIAN ACADEMY OF SCI CENGELKOY P.O. BOX 73 383762 ABASTUMANI,GEORGIA GOLOSEEVO ISTANBUL A-1094 VIENNA U.S.S.R. 252127 KIEV TURKEY AUSTRIA TEL: 283 U.S.S.R. TEL: 332-02-41 TEL: 222-344630-67 TLX: TEL: 663110 TLX: 26411 BOUN TR TLX: CON: 28 TLX: 131406 SKY SU COK: 51 COM: 15,22,51 COM: 33,34 KOCH DAVID G KOECKELEIBERGH ANDRE DR KOGURE TOKOKAZU DR KOLESNIK L N DR SKITHSONIAN ASTROPBYSICAL OBS ROYAL DE BELGIQUE DEPT OF ASTRONONY MAIN ASTRON OBSERVATORY OBSERVATORY AVENUE CIRCULAIRE 3 FACULTY OF SCIENCE UKRAINIAN ACADENY OF SCI 60 GARDEN STREET B-1180 BRUXELLES UNIVERSITY OF KYOTO 252127 KIEV CAMBRIDGE KA 02138 BELGIUH KYOTO 606 U.S.S.R. U.S.A. TEL: 02-375-24-84 JAPAN TEL: 66-08-69 TEL: 617-495-7479 TLX: 21565 OBSBEL B TEL: 075-751-2111 TLX: 131406 TLX: 921428 SATELLITE CAM COK: 10 TLX: 5422693 LIBKYU J COK: 33 COK: COM: 29 KOCH ROBERT H DR KOEHLIR H PROF DR KOHL JOHN L DR KOLESOV A K DR DEPT ASTRON i ASTROPHYS SAUERBRUCHSTR 6 CENTER FOR ASTROPHYSICS LENINGRAD STATE UNIV UNIV OF PENNSYLVANIA 7920 HEIDENHEIK a.d.BRENZ 60 GARDEN ST ASTRONOMICAL OBSERVATORY DAVID RITTENHOUSE LAB GERMANY, F.R. CAMBRIDGE KA 02138 199178 LENINGRAD PHILADELPHIA PA 19104 TEL: 07321-44560 U.S.A. U.S.S.R. U.S.A. TLX: TEL: 617-495-7377 TEL: TEL: 215-898-7882 COM: 09 TLX: 921428 TLX: TLX: 834621 COK: 14 COK: 36 COK: 25,42V,51 KOCH-KIRAKOND LYDIE DR KOEHLER JAKES A PROF KOHOUTEK LUBOS DR KOLEV DIKITAR ZDRAVKOV IRF/DPHG/ASTROPHYSIO.UE PHYSICS DEPT HAMBURGER STERNHARTE BLOCK D Z-20 CEN SACLAY UNIV OF SASKATCHEWAN GOJENBERGSISG 112 SMOLJAN F-91191 GIF-S/YVETTE CDX SASKATOON S7N 0V0 D-2050 HAMBURG 80 BULGARIA FRANCE CANADA GERMANY, F.R. TEL: TEL: 1-69-08-43-29 TEL: 306-966-6442 TEL: 40-7252-4112 TLX: TLX: 690860 PHYSPAC TLX: TLX: 217884 HANS D COM: CON: 44,48 COM: COM: 15,20,34

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 551 KOLLBBRG ERIE L PROF KOHOPLEVA VARVAJA F OR KORCHAK A A DR KOSUGI TAKEO ELECTRON PHYSICS 1 MAIN ASTROS OBSERVATORY INSTITUTE OF TERRESTRIAL NOBEYAMA RADIO OBS OF CHALMERS UNIV TECHNOLOGY UKRAINIAN ACADEMY OF SCI MAGNETISM k IONOSPHERE TOKYO ASTRON OBSERVATORY S-412 96 GOETEBORG 252127 KIEV 142092 TROITSK NOBEYAMA, MINAMISAKU SWEDES U.S.S.R. U.S.S.R. NAGANO 384-13 TEL: 31-810100 TEL: 66 3110 TEL: JAPAN TLX: 2400 ONSPACE TLX: 131406 SKY SO TLX: TEL: 267-98-2034 COK: COM: 15 COM: TLX: 3329005 TAONRO-J COM: KOMAROV N S DR KONTIZAS EVA1GELOS DR KORNENDY JOHN DR KOTELNIKOV V A ACAD ODESSA STATE UNIVERSITY NATL OBSERVATORY ATHENS DOMINION ASTROPHYS OBS INST OF RADIO 4 ELECTRON ASTRONOMICAL OBSERVATORY ASTRONOMICAL INSTITUTE 5071 II SAANICH ROAD USSR ACADEMY OF SCIENCES SHEVCBENKO PARK THISSION PO BOX 20048 VICTORIA BC V8X 4M6 103907 MOSCOW 270014 ODESSA GR-11810 ATHENS CANADA USSR U.S.S.R. GREECE TEL: 604-388-3944 TEL: 203-60-78 TEL: 220396 TEL: 01-3461191 TLX: 0497295 NRC DAO VIC TLX: TLX: TLX: 215530 OBSA GR COM: 28,33,47 COM: 40 COM: 29 COM: 36,37 KOXESAROFF MAX M KOITIZAS MARY DR KOROVYAKOVSKIJ YURIJ F DR KOTHARI D S DR CSIRO DEPT OF ASTRONOMY SPECIAL ASTROPHYS OBS DEPT OF PHYSICS DIVISION OF RADIOPHYSICS UNIVERSITY OF ATHENS USSR ACADEMY OF SCIENCES UNIVERSITY OF DELHI P.O.BOX 76 PANEFISTIMIOPOLIS NIZHNIJ ARKHYZ NED DELHI 110 007 EPPING NSN 2121 GR-15771 ZOGRAFOS 357140 STAVROPOLSKIJ KRAJ INDIA AUSTRALIA GREECE U.S.S.R. TEL: TEL: 868-0222 TEL: 01-7235122 TEL: TLX: TLX: 26230 TLX: TLX: COM: 35 COM: 34,40 COM: 37 COM: 09,28 KOIDO MASAAII DR KOORNNEEF JAN DR KOSIX GENADIJ S DR KOTOV VALERY DR COLLEGE GENERAL EDUCATIOH SPACE TELESCOPE SCI INST PULKOVO OBSERVATORY CRIMEAN ASTROPHYSICAL OBS UNIVERSITY OF TOKYO HOMENOOD CAMPUS 196140 LENINGRAD USSR ACADEMY OF SCIENCES KOMABA 3-8-1 MEGURO-KU 3700 SAN NARTIN DRIVE U.S.S.R. NAUCHNY TOKYO 153 BALTIMORE ND 21218 TEL: 334413 CRIMEA JAPAN U.S.A. TLX: U.S.S.R. TBL: TEL: 301-338-4802 CON: 08 TEL: TLX: TLX: 6849101 TLX: CON: 48 COM: 34 COM: 12C KOIDO MASAYUKI DR KOFAL ZDEIEK PROF KOSTIK ROMAN I KOTRC PAVEL TOKYO ASTRONOMICAL OBS DEFT OF ASTRONOMY MAIN ASTRONOMICAL OBS ASTRONOMICAL INSTITUTE UNIVERSITY OF TOKYO UNIVERSITY OF MANCHESTER UKRAINIAN ACADEMY OF SCI CZECH. ACAD. OF SCIENCES MITAKA MANCHESTER M13 9PL 252127 KIEV 251 65 ONDREJOV TOKYO 181 U.K. U.S.S.R. CZECHOSLOVAKIA JAPAN TEL: 61-273-7121 TEL: 66-4762 TEL: 72-45-25 TEL: 0422-32-5111 TLX: 668932 MCHRUL G TLX: 131406 SKY SU TLX: 121579 TLX: 2822307 TAOMTK J COM: 16,42 COM: 10,12 COM: 10,12 COM: KOIDO YOJI DR KOPECKY MILOSLAV DR KOSTIXA LIDIJA D DR KOTSAKIS DEMETRIUS PROF IASA/GSFC ASTRONOMICAL INSTITUTE PULKOVO OBSERVATORY HIPPOCRATES STR 189 CODE 684 CZECH. ACAD. OF SCIENCES 196140 LENINGRAD GR-11472 ATHENS GREERBELT MD 20771 FRICOVA 1 U.S.S.R. GREECE U.S.A. 251 65 OXDREJOV TEL: TEL: 01-642-8331 TEL: 301-344-6247 CZECHOSLOVAKIA TLX: TLX: TLX: TEL: 724525 CON: 19 COM: 41,51 COM: 34,42C,44F TLX: 121579 COM: 10,12 KOIII V V DR KOFF ROGER A DR KOSTYAKOVA ELEIA B DR KOUBSKY PAVEL IIKOLAEV BRANCH OF THE LOS ALAMOS NATIONAL LAB STERNBERG STATE ASTRONOMICAL INSTITUTE MAIN ASTRONOMICAL OBS NS E531 ASTRONOMICAL INSTITUTE CZECH. ACAD. OF SCIENCES 327000 NIKOLAEV LOS ALAMOS NM 87545 117234 MOSCOW ONDREJOV OBSERVATORY U.S.S.R. U.S.A. U.S.S.R. 251 65 ONDREJOV TEL: TEL: 505-667-4398 TEL: CZECHOSLOVAKIA TLX: TLX: 660495 LOS ALAMOS TLX: TEL: COM: 08 COM: COM: 34 TLX: CON: 29.42 KOIOIOVICH EDIARD V DR KOFYLOV I I DR KOSTYLEV K V DR KOURGAIOFF VLADIMIR PROF STERNBERG ASTRONOMICAL SPECIAL ASTROPHYSICAL OBS ENGERBARDT ASTRONOMICAL 20 AVE PAUL APPELL INSTITUTE USSR ACADEMY OF SCIENCES OBSERVATORY F-75014 PARIS 119899 MOSCOW STAVROPOL TERRITORY 422526 KAZAN FRANCE U.S.S.R. 357140 N ARKHYZ U.S.S.R. TEL: 1-45-40-50-53 TEL: U.S.S.R. TEL: TLX: TLX: TEL: 93-159 TLX: COM: 46 COM: 12J6C TLX: COM: 22 COM: 09,27,28,29

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 552 LIST OF MEMBERS KOOTCHHT SERGE DR XOVBTZ ATTAY PROF RRABIER GERHARD DI MUSE F DR INSTITUT D'ASTROPHYSlOUE DEPT FHYSICS 4 ASTRONONY ASTROMOMISCHES IRSTITUT ZNTRLINST. F. ASTROFHYSIR 98 BIS BOULEVARD ARAGO TEL-AVIV UNIVERSITY DER UNIV8RSITAET ASTROPHYSIRALISCHES OBS F-75014 PARIS RANAT-AYIV 69978 PHILOSOPHEIKEG 37 TELEGRAFENBERG FRANCE ISRAEL D-7400 TUEBINGEN DDR-1500 POTSDAN TEL: 1-43-20-14-25 TEL: 3-420-234 GERMANY, F.R. GERMANY, D.R. TLX: 270070 F TLX: 342-171 VBRSY IL TEL: , TEL: COK: 10,12.21 COK: 35,47 TLX: TLX: CON: 12.44 CON: 10 XOYACHEt E J DE IONAL CHARLES THONAS RRAFT ROBERT P PROF IRIDIUM IILLIAN L PROF DEFT ASTRONOMY i NIL OBS DEPT OF ASTROPHYSICS LICR OBSERVATORY DEFT OF PHYSICS BULGARIA! ACAD SCIENCES CALTECH UNIVERSITY OF CALIFORNIA UNIVERSITY OF IISCONSIN 72 LENIN BLVD PASADENA CA 91125 SANTA CRUZ CA 95064 1150 UNIVERSITY AVE 1784 SOFIA U.S.A. U.S.A. MADISON VI 53706 BULGARIA TEL: 818-356-6586 TEL: 408-429-2991 U.S.A. TEL: 758827 TLX: 675425 TLX: 910-5984408 TEL: 608-262-5916 TLX: 23561 ECF BAN BG CON: 15,16,20 CON: 27,29,30,42 TLX: 265452 CON: 09,29 COM: 44 ROVACS AGIES DR ROYANA EATSUJI RRAICHEVA ZDRAVSRA DR RRAUTTER JOACHIM DR HELIOPHYSICAL OBSERVATORY INST SPACE i ASTRON SCI DEPT OF ASTRONOMY LANDESSTERNIARTE HUNGARIAN ACADEMY OF SCI 4-6-1 EONABA BULGARIAN ACAD SCIENCES ROEMIGSTUHL BOX 30 NEGURO-RU • 7TH NOVEMBER STR 1 D-6900 HEIDELBERG H-4010 DEBRECEN TORYO 153 1000 SOFIA GERMANY, F.R. HUNGARY JAPAN BULGARIA TEL: 06221-10036 TBI: 52-11-015 TEL: 3-467-1111 TEL: TLX: 461789 NPIA D TLX: 72517 DEOBS H TLX: 34757 ISASTRO J TLX: CON: 27,34.42 CON: 10 CON: COM: 42 ROYACS GBZA DR EOYANA SHIN PROF DR RRAMER RH I DR RREIDL TOBIAS J N ROIROLY OBSERVATORY RAGAIA UNIVERSITY ODESSA STATE UNIVERSITY LOWELL OBSERVATORY HUNGARIAN ACADEMY OF SCI SAIVAI CHO ASTRONOMICAL OBSERVATORY 1400 I. MARS HILL ROAD BOX 67 TAEANATSU 760 270014 ODESSA FLAGSTAFF AZ 8.6001 H-1525 BUDAPEST JAPAN U.S.S.R. U.S.A. HUNGARY TEL: 878-61-4141 TEL: 22-03-96 TEL: 602-774-3358 TBL: 1-166-426 TLX: TLX: TLX: TLX: 227460 CON: 12 COM: 22 CON: 09 CON: IOVAL I R DR EOZAI YOSHIHIDE PROF RRANJC ALDO DR IRBINBR JERZY IAREI DR NAIN ASTRONOMICAL OBS TORYO ASTRONOMICAL OBS OSSERVATORIO ASTRONOMICO UL.SEIATORSRA 27 M7 UKRAINIAN ACADEMY OF SCI OSAKA DI BRERA 30-106 RRAROI GOLOSEEVO NITARA VIA BRERA 28 POLAND 252127 KIEV TORYO 181 1-20121 MILANO TEL: 12-21-48-37 U.S.S.R. JAPAN ITALY TLX: TEL: 660869 TEL: 0422-32-5111 TEL: COM: 27,42,46 TLX: TLX: 2822307 TAOKTR TLX: CON: CON: 06,07,20P,38C,50C CON: ROYALEYSXY JEAN DR IOZIEL UROL PROF DR RRASINSRT GEORGE A DR IREISBL E PROF CERGA ASTRON OBSERVATORY ERAEOK INST THEORETICAL ASTRON EINSTEIN LABORATOXIUM AVENUE COPERNIC UL. 22 LIPCA 16 USSR ACADEMY OF SCIENCES ROSA-LUXEMBURG-STR 17A F-06130 GRASSE 43-460 KISLA 10 RUTUZOV OUAY DDR-1502 POTSDAM FRANCE POLAND 192187 LENINGRAD GERMANY. D.R. TEL: 93-36-58-49 TEL: 32-42 U.S.S.R. TEL: 762-225 TLX: 470865 TLX: TBL: 278-8834 TLX: 15471 CON: 07C,08,24.31C CON: TLX: 121578- CON: 48 COM: 04,07 ROVAR I S DR ROZLOVSRY 1 Z DR RRASSOVSRT V I DR RRBLOISII JACEI DR PHYSICS DEFT DEPT PHYSICS & ASTRONONY INST PHYSICS OF ATMOSPH INSTITUTE OF ASTRONOMY UNIVBRSITY OF HOUSTON TEL-AVIV UNIVERSITY USSR ACADEMY OF SCIENCES N COPERNICUS UNIVERSITY HOUSTON TX 77004 RANAT-AVIV 69978 PYSHEVSRY PER. 3 UL. CHOPINA 12/18 U.S.A. ISRAEL 109017 MOSCON 87-100 TORUN TEL: TEL: U.S.S.R. POLAND TLX: TLX: TEL: 231-88-62 TEL: 856-206-55 CON: CON: 47 TLX: TLX: 055-2234 ASTR PL COM: COM: IOVAR ROBERT F DR ROZLOISRI NACIBJ DR RRAUS JOE1 D PROF IREMPEC-UYGIBR JANIRA DR 9666 E. ORCHARD DR ASTRONOMICAL OBSERVATORY RADIO OBSERVATORY N.COPERNICUS ASTRON CTR ENGLENOOD CO 80111 URSA! UNIVERSITY OHIO STATE UNIVERSITY ASTROPHYSICAL LABORATORY U.S.A. AL. UJAZDOHSRIE 4 2015 NEIL AVE UL. CHOPINA 12/18 TEL: 303-394-4494 00-478 IARSZANA COLUMBUS OH 43210 87-100 TORUN TLX: POLAND U.S.A. POLAND CON: TEL: TEL: 614-548-7895 TEL: 260-18 TLX: TLX: TLX: 0552234 ASTR PL CON: 35,48 COM: 40,51 COM: 29

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 553 KRESAK LUBOR DR KXISTENSEN LEIF KAIL DR KRON GERALD E DR KRUKN NATHAN ALLYN ASTROIOKICAL IISTITUTE INSTITUTE OF PHYSICS PINECREST OBSERVATORY PHYSICS DEPT SLOVAK ACAD. OF SCIENCES UNIVERSITY OF AAREUS AT QUEEN'S COURT UNIVERSITY OF CINCINNATI DUBRAVSU CESTA 5 NY KUNKEGADE 2929 PONI HOI ROAD CINCINNATI OH 45221 842 28 BRATISLAVA DK-8000 AARHUS C HONOLULU HI 96815 U.S.A. CZECHOSLOVAKIA DEINARK U.S.A. TEL: 513-475-2232 TEL: 427-375157 TEL: TEL: 808-922-1514 TLX: TLX: 93373 SEIS TLX: TLX: COK: 28 COH: 15P,20C,22 CON: 20C COK: 25,37,45 KRESAKOYA URGITA DR KRISTEISOI HEIRIK DR KRON KATHERINE GORDOI KRUSZEISKI ANDRZEJ PROF ASTROIOKICAL IISTITUTE SLAAIBAERSVAEGEN 9 PINECREST OBSERVATORY ASTRONONICAL OBSERVATORY SLOVAK ACAD. OF SCIENCES S-381 00 KALHAR AT QUEEN'S COURT AL. UJAZDOISKIB 4 DUBRAVSKA CESTA 5 SWEDEN 2929 PONI HOI ROAD 00-476 IARSZANA 842 28 BRATISLAVA TEL: HONOLULU HI 96815 POLAND CZECHOSLOVAKIA TLX: U.S.A. TEL: TEL: 427-375157 COK: TEL: 808-922-1514 TLX: TLX: 93373 SEIS TLX: COH: 42 COK: 22 COK: 42 KREYSA BUST KRISTIAI JBROHB DR KRON RICHARD G KRZENIISKI IOJCIECH DR IPI FUER RADIOASTROIONIE KT IILSOI 4 LAS CAKFANAS YERKES OBSERVATORY CARNEGIE INST IASHINGTON AUF DEN HUEGEL 69 OBSERVATORIES PO BOX 258 LAS CAKFANAS OBSERVATORY D-5300 BONN 1 813 SAITA BARBARA STREET VILLIAHS BAY ill 53191 CASILLA 601 GERNANY, F.R. PASADENA CA 91101 U.S.A. LA SERENA TEL: 0228-525269 U.S.A. TEL: 312-236-5468 CHILE TLX: 886440 NPIFR D TEL: 818-577-1122 TLX: TEL: 213032 COK: 34,40 TLX: COK: 28 TLX: CON: COH: 27,42 KRIEGBR ALLEN J DR KRISTIAISSOI KRISTER PROF KROIBERG PHILIP? DR KSANFONALITI L V DR ANERICAI SCIENCE AND DEFT OF PHYSICS UNIVERSITY OF TORONTO SPACE RESEARCH INSTITUTE ENGINEERIIG SOELVEGATAI 14 DEPT OF ASTROIOHY USSR ACADENY OF SCIENCES FORT IASHINGTON S-223 62 LUID 60 ST GEORGE STREET GSP7 PROFSOYUZIAYA 84/32 CAMBRIDGE NA 02139 SIEDEI TORONTO ONT N5S 1A7 117810 HOSCOI U.S.A. TEL: 046-107726 CANADA U.S.S.R. TEL: 617-868-1600 TLX: TEL: 416-978-4971 TEL: 333-2322/3122 TLX: COK: 48 TLX: 06-986766 TOR TLX: 411498 STAR SU COH: COK: 40 COK: 16,51 KRISHNA GOPAL KRIVSKY LADISLAV DR KROOK K DR KVBIAK KARCIN A DR RADIOASTROIONY CENTRE ASTROIOKICAL INSTITUTE HARVARD COLLEGE OBS IARSAI UNIVERSITY TIFR CZECH. ACAD. OF SCIENCES 60 GARDEN STREET OBSERVATORY P 0 BOX 1234 251 65 OIDREJOV CAKBRIDGE KA 02138 AL. UJAZDOISKIE 4 BANGALORE 560 012 CZECHOSLOVAKIA U.S.A. 00-478 VARSAI INDIA TEL: 72-45-25 PRAGUE TEL: POLAND TEL: 362816 TLX: 121579 ASTR C TLX: TEL: 295346/294011 TLX: CON: 10 COK: 35 TLX: 813973 ZAPAN PL COH: 28,40 COK: 27 KRISHNA SIAHY I t DR KRIZ SVATOPLUK Dl KRUIGEL ENDUE DR KUBICEIA ALEKSANDAR DR ASTROPHYSICS GROUP ASTRONONICAL IISTITUTE KPI FUER RADIOASTRONOKIE ASTRONONSKA OPSERVATORIJA TATA INSTITUTE 251 65 OIDREJOV AUF DEN HUEGEL 69 VOLGIIA 7 COLABA CZECHOSLOVAKIA D-5300 BONN 11050 BEOGRAD BONBAY 400 005 TEL: 204-999201 GERNANY, F.R. YUGOSLAVIA INDIA TLX: TEL: TEL: 011-419-357 TEL: 219111 COK: 42 TLX: 886440 HPIFR D TLX: TLX: 113009 TIFR IN COK: 40 COH: 12,50 CON: 15,34,36 UISHNAKOHAN S DR KROGDAHL 1 S DR KRUEGBR ALIRECET DR KUIO YOSHIO RADIOASTROIONY CENTRE DEFT PHYSICS i ASTROIOHY ZITRLINST. F. ASTROPHYSIK GEODESY i GEOPHYSICS DIV TIFR UNIVERSITY OF KEITUCKY TELEGXAFEIBERG HYDROGRAFHIC DEPT P.O.BOX 1234 LEXINGTON KY 40506 DDR-1500 POTSDAN TSUKIJI-5 CHUO-XO BANGALORE 560 012 U.S.A. GERNANY, D.R. TOKYO 104 INDIA TEL: 606-272-2659 TEL: 4551 JAPAI TEL: 364062 TLX: TLX: 15239 ZIAP DD TEL: 03-541-3811 TLX: 8451488 TIFR IN CON: CON: 10 TLX: 02522222 JAHYD J CON: 40 COK: 04 IlISIMI TIIROV1IKATA n KROLIK JULIAI I KRUEGER 1 PROF KUBOTA JUI DI HELIOS ANTENNAS/ELECTRON. JOINS HOPKIIS UNIVERSITY VIA KAURO KACCHI 65 KIASAI OBSERVATORY 234 AVVAI SHAKUGHAN ID DIPT OF PHYSICS t ASTR 1-20100 NILANO YAHASHIIA GOPALAFOIAH JALTIHORE KD 21218 ITALY KYOTO 607 IADRAS 600 016 U.S.A. TBL: JAPAI INDIA TEL: 301-338-7926 TLX: TEL: 75-581-1235 TEL: 044-472610 TLX: COK: TLX: 5422693 LIBKYU J TLX: CON: COK: 10 COK: 40

ROEHNE CHRISTOPH F KULIROVSIIJ P G DR KUMAR SHIY S PROF KUNIEL WILLIAM E DR CARL ZEISS COMPANY STERNBERG STATE DEPT OF ASTRONOKY LAS CAKPANAS OBSERVATORY POSTFACH 35/36 ASTRONONICAL INSTITUTE UNIVERSITY OF VIRGINIA COLA EL PINO S/N D-7082 OBERKOCHEN 119899 MOSCOW PO BOX 3818 CASILLA 601 GERMANY, F.R. U.S.S.R. CHARLOTTESVILLE VA 22903 LA SERENA TEL: 07364-202807 TEL: U.S.A. CHILE TLX: 71375155 TLX: TEL: 804-924-4896 TEL: 51-213032 COK: 09 COM: 26,41 TLX: TLX: 645227 AURA CT COM: 16,35,36 COK: 25,27 KUEHK HELHOT KULKARII PRABHAKAR Y PROF KUKSIASHVILY KZIA I DR KUNTH DANIEL KPI FUBR ASTROKOKIE PHYSICAL RESEARCH LAB ABASTUKANI ASTROPHYSICAL INSTITUT D'ASTROPHYSIOUE ROENIGSTUHL AHKEDABAD 380 009 OBSERVATORY 98 BIS BOULEVARD ARAGO D-6900 HEIDELBERG INDIA 383762 ABASTUKANI,GEORGIA F-75014 PARIS GERMANY, F.R. TEL: U.S.S.R. FRANCE TEL: 6221-5281 TLX: 8458488 TIFR IN TEL: 2-52 TEL: 1-43-20-14-25 TLX: 461789 KPIA D COM: 21,40 TLX: 327409 TLX: 270070 INAG F COM: 28 COM: 42 COM:

KUSIZEL HOIST KULKARNI Y K DR KUNSISHV1LI J I DR KUPERUS MAX PROF DR DIESELSTRASSE 13 RADIO ASTRONOMY CENTRE ABASTUKANI ASTROPHYSICAL ASTRONOMICAL INSTITUTE DDR-1502 POTSDAK-BABELSB. TATA INSTITUTE OF OBSERVATORY ZONNENBURG 2 GERMANY, D.R. FUNDAMENTAL RESEARCH 383762 ABASTUMANI,GEORGIA NL-3512 NL UTRECHT TEL: 77318 OOTACANUND 643 001 U.S.S.R. NETHERLANDS TLX: INDIA TEL: 2-79 TEL: 030-312841 COM: 10 TEL: 0423-2651 TLX: 327409 TLX: 47224 ASTRO NL TLX: 853241 RAC IN COM: 26,27 COK: 10,12P COM: 40 KOHI LEONARD V PROF KULSRUD RUSSELL N DR KUN MARIA DR KUPPERIAN JAKES E DR ASTRONOMY DEPT ASTROPHYSICAL SCIENCES KONKOLY OBSERVATORY GODDARD SPACE FLIGHT CTR UNIVERSITY OF CALIFORNIA PRINCETON UNIVERSITY HUNGARIAN ACADEMY OF SCI CODE 410 BERKELEY CA 94720 PRINCETON NJ 08540 BOX 67 GREENBELT KD 20771 U.S.A. U.S.A. H-1525 8UDAPBST U.S.A. TEL: 415-642-3792 TEL: 609-683-2613 HUNGARY TEL: TLX: TLX: TEL: 166-426/506/590 TLX: COM: 27,36 COM: 33,48 TLX: 227460 KONOB H COK: COM: KOIJPBRS H. JAN K.E. DR KULTIKA JOHANNBS KONCHEV PETER DR KURFESS JAKES D STERRERUNDIG INSTITUUT GEOPHYSICAL OBSERVATORY DEPT OF ASTRONOMY NAVAL RESEARCH LABORATORY ZONNENBURG 2 SF-99600 SODANKYLAE FACULTY OF PHYSICS CODE 4150 NL-3512 NL UTRECHT FINLAND ANTON IVANOV SIR 5 4555 OVERLOOK AVE S.W. NETHERLANDS TEL: 1126 SOFIA WASHINGTON DC 20375 TEL: 030-312841 TLX: BULGARIA U.S.A. TLX: 47224 ASTRO NL COK: TEL: TEL: 202-767-3182 COM: 40 TLX: TLX: COM: COM: KUIPER THOMAS B H DR KUKAJGORODSKAYA RAISA DR KUNDT WOLFGANG PROF DR KURIl-CHIK V N DR JET PROPULSION LABORATORY SPECIAL ASTROPHYSICAL INSTITUT F ASTROPHYSIK STERNBERG STATE 169-5065 OBSERVATORY AUF DEM HUEGEL 71 ASTRONOMICAL INSTITUTE PASADENA CA 91109 NIZHNIJ ARKHYZ D-5300 BORN 1 119899 MOSCOW B-234 U.S.A. 357147 STAVROPOLSKIJ KRAJ GERNANY, F.R. U.S.S.R. TEL: 818-354-5479 U.S.S.R. TEL: 02226-7400 TEL: 139-10-30 TLX: 675429 TEL: 93-515 TLX: 0886440 TLX: COM: 34,40,51 TLX: COM: 40,48 COM: 40 COK: 29 IUILII G V DR KUMAR C KRISHNA DR KONDU MUIUL X DR KUROCHKA L N Dl SIBIZNIR DEPT PHYSICS t ASTRONOMY ASTRONOKY PROGRAK KIEV STATE UNIVERSITY P B 4 HOWARD UNIVERSITY UNIVERSITY OF KARYLAND ASTRONOMICAL OBSERVATORY 664697 IRKUTSK 33 WASHINGTON DC 20059 COLLEGE PARK ND 20742 OBSERVATORNAYA STR.3 U.S.S.R. U.S.A. U.S.A. 252053 KIEV TEL: 6-02-65 TEL: 202-636-6245 TEL: 301-454-3005 U.S.S.R. TLX: TLX: TLX: 710-826-0352 TEL: 26-26-91 COK: 10C,12 COM: 28,34 CON: 10,12,28,34,40 TLX: COK: 10,12

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 555 KUROEARA HIROKI DR KUTHRR MARC LESLIE DR KNITTER KAREN BETH DR LABHARDT LUKAS 8IDA OBSERVATORV PHYSICS DEPT TBONPSON PHYSICS LAB ASTRONOHISCHES INSTITUT UNIVERSITY OF KYOTO RENSSELAER POLYTECHN INST DEPT PHYSICS 5 ASTRONONY UNIVERSITAET BASEL KANITAURA, YOSHIRI-GUN TROY NY 12180 WILLIAMS COLLEGE VENUSSTRASSE 7 GIFU 506-13 U.S.A. RILLIANSTORN NA 01267 CH-4102 BINNINGEN JAPAN TEL: 518-266-6417 U.S.A. SRITZERLAND TEL: 0578-6-2628 TLX: TEL: 413-597-2272 TEL: 0041-61-22-7711 TLX: CON: 34,40 TLX: TLX: CON: 10 CON: 34 CON: 25,45 RURPINSKA-RINIARSKA N DR CUTTER G SIEGFRIED DR KROK SUN DR LABRUM NORNAN R NR ASTRONOMICAL OBSERVATORY EVERGREEN STATE COLLEGE DEPT OF PHYSICS CSIRO JAGELLONIAN UNIVERSITY OLYNP1A RA 98505 UNIVERSITY OF CALGARY DIVISION OF RADJOPHYSICS UL. OSLA 171 U.S.A. CALGARY AB T2N 1N4 P.O.BOX 76 30-244 KRAKOR TEL: 206-866-6000 CANADA EPPING NSR 2121 POLAND TLX: TEL: 403-284-5414 AUSTRALIA TEL: CON: TLX: 038-21545 TEL: TLX: 0322297 UJ PL CON: 34,40 TLX: CON: 42 COM: KURT V G DR KUTUZOV S 1 DR KYLAFIS NIKOLAOS D DR LABS DIETRICH PROF SPACE RESEARCH INSTITUTE LENINGRAD STATE UNIV DEPT OF PHYSICS LANDESSTERNRARTE USSR ACADEMY OF SCIENCES DEPT OF APPLIED NATHS 4 UNIVERSITY OF CRETE KOENIGSTUHL PROFSOYUZNAYA STR 84/32 CONTROL PROCESSES PO BOX 470 D-6900 HEIDELBERG 1 117810 NOSCOH 199164 LENINGRAD GR-71110 IRAKLION, CRETE GERNANY, F.R. U.S.S.R. U.S.S.R. GREECE TEL: 6221-10036 TEL: 333-31-22 TEL: TEL: TLX: 461789 MPIA D TLX: 411498 STAR SU TLX: TLX: COM: 12,29 CON: 16,44,48 CON: 33 CON: 34 KURTZ DONALD HAYNE DR KUZNANOSRI HIKE LA BONTE BARRY JANES LACHIEZE-REY MARC ASTRONOMY DEPT INSTITUTE OF ASTRONOMY INSTITUTE FOR ASTRONONY CEN SACLAY UNIVERSITY OF CAPE TORN UNIVERSITY OF BELGRADE 2680 ROODLAHN DRIVE DPHG/SAP RONDEBOSCH STUDENTSKI TRG 16 HONOLULU HI 96822 F-91191 GIF/YVETTE CEDEX RONDEBOSCH 7700 YU-11000 BELGRADE U.S.A. FRANCE SOUTH AFRICA YUGOSLAVIA TEL: 808-948-6531 TEL: 1-69=08-62-92 TEL: 69-8531 TEL: 011-638-715 TLX: 723-8459 UHAST HR TLX: 690860 TLX: 521439 TLX: CON: 12 CON: 47 CON: 27 CON: KURUCZ ROBERT L DR KUZ1II ARKADI1 D PROF DR LA PADULA CESARE LACLARE F NR SMITHSONIAN ASTROPHYSICAL LEBEDEV PHYSICAL INST 1ST. ASTROFISICA SPAZIALE CERGA OBSERVATORY USSR ACADEMY OF SCIENCES C P 67 AVENUE COPERNIC 60 GARDEN STREET 117924 KOSCOH 1-00044 FRASCATI F-06130 GRASSE CAMBRIDGE MA 02138 U.S.S.R. ITALY FRANCE U.S.A. TEL: TEL: TEL: TEL: 617-495-7429 TLX: 411479 NEOD SU . TLX: TLX: TLX: 921428 CON: 16,40,51 CON: CON: 08 CON: 36 IDS ANDRZHJ JAN DR KUZIII GRIGORI G PROF LABAY JAVIER LACROUTE PIERRE A PROF RADIOASTRONONY OBS TARTU ASTROPHYSICAL DEPTO FIS TIERRA k COSMOS 2 RUE D'ALISE COPERNICUS UNIVERSITY OBSERVATORY UNIVERSIDAD DE BARCELONA F-21000 DIJON UL. CBOPINA 12/18 202444 TORAVERE, ESTONIA DIAGONAL 645 FRANCE 87-100 TORUI U.S.S.R. 08028 BARCELONA TEL: 80-66-11-54 POLAND TEL: SPAIN TLX: TEL: 04856-20651 TLX: TEL: 330-7311 CON: 08,24 TLX: 0552324 TRAO PL CON: 33 TLX: CON: 40 CON: 35 KOSHHAHA I t PROF KVIZ ZDBNEK DR LABEYRIS ANTOINE DR LACY CLAUD H DR DEPT OF MATHEMATICS SCHOOL OF PHYSICS CERGA DEPT OF PHYSICS UNIVERSITY OF JODHPUR UNIVERSITY OF SOUTH RALES F-06460 ST VALLIER DE T. UNIVERSITY OF ARKANSAS JODBPUR RAJ P.O.BOX 1 FRANCE 104 PHYSICS BUILDING INDIA KENSINGTON NSR 2033 TEL: 93-42-62-70 FAYETTEVILLE AR 72701 TEL: AUSTRALIA TLX: 461402 U.S.A. TLX: TBL: 697-45-78 COM: 09 TEL: 501-575-2506 CON: 35,36 TLX: 26054 AA TLX: COM: 22,25,42 COM: 42 IUSTUNHEINO PAUL E PROF K1EE K K DR LABEYRIE JACQUES DR LADA CHARLES JOSEPH DR DANNARIS TEH HOJSXOLE STEXRERACBT CENTRE DES FAIBLES STERARD OBSERVATORY DIA I 451 POSTBUS 9513 RADIOACTIVITES UNIVERSITY OF ARIZONA DK-J800 LYNGBY NL-2300 RA LEIDEN LAB NIXTE CNRS-CEA TUCSON AZ 85721 DENMARK NETHERLANDS' F-91190 GIF-SUR-YVETTE U.S.A. TEL: 45-2-883022 TEL: 3171148333 FRANCE TEL: 602-621-4878 TLX: TLX: 39058 ASTRO NL TEL: 1-69-07-78-28 TLX: CON: 07,28,47 CON: 27,42 TLX: 691137 F CON: 34,37,40 COM:

LAGO KARIA TERESA V T KS LAKB DONALD OUIICY JR DR LAKY PHILIPPE DR LANDINI KASSIKO PROF GRUPO DE KATEN. APLICADA UNIVERSITY OF CHICAGO KPI FUER KERNPHYSIK OSSERVATORIO ASTROFISICO UXIVRRSIDADB DO PORTO 5801 ELLIS AVE POSTFACH 103980 DI ARCETRI RUA DAS TAIPAS 135 CHICAGO IL 60637 D-6900 HEIDELBERG 1 LARGO E. FERKI 5 4000 PORTO U.S.A. GERKANY, F.R. 1-50125 FIRENZE PORTUGAL TEL: 312-962-8203 TEL: 6221-51-612 ITALY TEL: 380313 TLX: TLX: 461666 TEL: 22-00-34 TLX: 28109 COK: 35,42,48 COK: 15.21C,22 TLX: COK: 27,46 COK: LAHIRI N C LAMB FREDERICK K PROF LANCASTER BROH PETER LANDKAN DONALD ALAN DR INDIAN ASTRON EPHEK UNIT PHYSICS DEPT 10A ST PETER'S ROAD INSTITUTE FOR ASTRONOKY INDIAN KETEOROLOGIC. DEPT UNIVERSITY OF ILLINOIS ALDEBDRGH, SUFFOLK UNIVERSITY OF BARAII P-546 BLOCK N 1110 R GREEN STREET U.K. 2680 ROODLARH DRIVE REN ALIPORE CALCUTTA URBANA IL 61801 TEL: HONOLULU HI 96822 INDIA U.S.A. TLX: U.S.A. TEL: TEL: 217-333-6363 COK: 15 TEL: TLX: TLX: 6502272050 KCI TLX: COK: 04 COK: 48 CON: 10,12,14 LAHULLA J FORIIES DR LAM SOSU AH DR LANDE KENNETH PROF LANDOLFI KARCO OBSERVATORIO ASTROXOKICO DEPARTKENT OF PHYSICS PHYSICS DEPT OSSERVATORIO ASTROFISICO ALFONSO XII-3 UNIVERSITY OF KISSOURI UNIV OF PENNSYLVANIA DI ARCETRI 28014 KADRID 8001 NATURAL BRG RD PHILADELPHIA PA 19104 LARGO E. FERNI 5 SPAIN ST LOUIS NO 63121 U.S.A. 1-50125 FIRENZE TEL: 2270107 U.S.A. TEL: 215-898-8177 ITALY TLX: 22465 IGC E TEL: TLX: TEL: 39-55-22-00-34 COK: TLX: COK: TLX: 572268 ARCETR COK: 35,48 COK: 12 LAI SEBASTIANA LAKBECK KURT PROF LANDECKER PETER BRUCE DR LAIDOLT ARLO U PROF ISTITUTO DI ASTRONOKIA AUSTRALIA NAT UNIVERSITY HUGHES AIRCRAFT CO DEPT PHYSICS i ASTRONOKY VIA OSPSDALE 72 RESEARCH SCHOOL,EARTH SCI SPACE i CONK GR/BLDG S41 LOUISIANA STATE UNIV 1-09100 CAGLIARI GPO BOX 4 KS B322, PO BOX 92919 BATON ROUGE LA 70803 ITALY CANBERRA 2600 LOS ANGELES CA 90009 U.S.A. TEL: AUSTRALIA U.S.A. TEL: 504-388-8276 TLX: TEL: 49-2487 TEL: 213-648-0815 TLX: 559184 COK: TLX: 62693 TLX: 664480 CON: 25,27,42 COK: 19 COK: 10

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 557 LAIDSTIEIT JON D PROF LAITOS PIERRE DR LARSON HAROLD P DR LASOTA JEAN-PIERRE DI 3SFT OF ASTROIOHY OBSERVATOIRE DE PARIS LUNAR AID PLANETARY LAB OBSERVATOIRE DE PARIS UHIV OF WESTERN ONTARIO SECTION DE NEUDON UNIVERSITY OF ARIZONA SECTION DE NEUDON LONDON OHT I6A 3K7 DASOP TUCSON AZ 85721 F-92195 NEUDON PL CEDEX CANADA F-92195 MEUDON PL CEDEX U.S.A. FRANCE TEL: 519-675-3186 FRANCE TEL: 602-621-6943 TEL: 1-45-34-75-30 TLX: TEL: 1-45-34-75-30 TLX: TLX: 201571 COK: 25 TLX: CON: 15,16 COK: 35,47 COM: 05C40 LAIE ADAIR P LAPASSBT BMILIO DR LARSON RICHARD B PROF LATHAM DAVID I DR BOSTON UNIVBRSITY OBSERVATORIO ASTROIOMICO ASTRONONY DEPARTMENT CENTER FOR ASTROPHYSICS ASTRONOMY DEFT LAPRIDA 854 YALE UNIVERSITY 60 GARDEN STREET 725 COMMONWEALTH AVE. 5000 CORDOBA BOX 6666 CAMBRIDGE MA 02138 BOSTON MA 02215 ARGENTINA NEW 8AVEN CT 06511 U.S.A. U.S.A. TEL: 051-36876 U.S.A. TEL: 617-495-7215 TEL: 617-353-2633 TLX: 51822 BUCOR TEL: 203-436-8318 TLX: 921428 SATELLITE CAH TLX: COM: 37, 42 TLX: COK: 30V COM: CON: 28,33,35 LAIE ARTHUR LOIRE DI LAPOINTB S K DR LARSOI STEPHEN K LATOUR JEAN J JET PROPULSION LABORATORY UNIVERSITE DU QUEBEC DEPT PLANETARY SCIENCES OBSERVATOIRE PIC-DU-MIDI 4800 OAR GROVE DRIVE 2875 BOUL LAURIER UNIVERSITY OF ARIZONA ET TOULOUSE PASADENA CA 9110) STE-FOY PO. G1V 2M3 TUCSON AZ 85721 14 AVENUE EDOUARD BELIN D.S.A. CANADA U.S.A. F-31400 TOULOUSE TEL: 818-345-2725 TEL: 418-657-3551 TEL: 602-621-4973 FRANCE TLX: TLX: 051-31-623 TLX: 910-952-1143 TEL: 61-25-21-01 COM: 16 COM: COM: 15,16 TLX: COM: 35 LAIEY CLIFTOI LAPUSHU I I DR LARSSON-LEANDER G PROF LATTIMBR JAKES K DR S A AO LATVIAN STATE UNIVERSITY LUND OBSERVATORY ASTROPHYSICS PROGRAK P 0 BOX 9 ASTRONOMICAL OBSERVATORY BOX 43 DEPT EARTH i SPACE SCS OBSERVATORY 7935 226098 RIGA S-221 00 LUND SUNY AT STONY BROOI SOUTH AFRICA U.S.S.R. SWEDEN STONY BROOK NY 11794 TEL: TEL: 223149/611984 TEL: 46-10-70-00 U.S.A. TLX: TLX: TLX: 331990BSNOT S TEL: 516-246-8223 COM: 27 CON: 24 COM: 29,37,42 TLX: COM: 48 LANG JAKES DR LAOUBS PIERRE DI LASEIBY AITHONY LATYPOV A A DI RUTHERFORD APFLETON LAB OBS DU PIC DU MIDI MULLARD RADIO ASTROI OBS ASTRONOMICAL IISTITUTE CHILTON, DIDCOT 0X11 OQX R DU P01T DE LA MOULETTE CAVENDISH LABORATORY UZBEIIAI ACADEMY OF SCI U.K. F-65200 BAGRERES-DE-B. KADINGLEY ROAD 700052 TASHKENT TEL: 0235-21900 FRANCE CAMBRIDGE CB3 OHE U.S.S.R. TLX: 83159 TEL: 62-95-19-69 V.I. TEL: 358102 COM: 14 TLX: 531625 TEL: 223-66477 TLX: 116012 VREMJA COK: 09,51 TLX: 81292 CAVLAB G COM: 24 COM: 40 LANG IEIIETH R ASST PROF LUGE MICHAEL I DR LASIER GORDON JEIBTT DR LAUBERTS ARDRIS DR DEFT OF PHYSICS SCHOOL OF PHYSICS IBM TJ IATSON RES CTR ASTRONOMICAL OBSERVATORY TUFTS UNIVERSITY UNIVERSITY OF SYDNEY YORITONN HEIGHTS IY 10598 BOX 515 ROBINSON HALL SYDNEY IS! 2006 U.S.A. S-751 20 UPPSALA MEDFORD MA 02155 AUSTRALIA TEL: 914-945-1901 SWEDEN U.S.A. „ TEL: 2-692-2222 TLX: 137456 TEL: 018-115208 TEL: 617-381-3390 TLX: 26169 UNISYD AA CON: 48 TLX: TLX: COK: 40 COM: 28 COM: 10,40,41 LARGER GEORGE EDIARD DR LARI C DR LASIARIDBS PAUL G ASSPROF LAUIAY JEAI-NICHEL DI DEFT OF PHYSICS LABORATORIO NAEIONALE DI DEPT OF ASTROIOHY OBSERVATOIRE DE PARIS COLORADO COLLEGE RADIOASTROIOIIA UNIVERSITY OF ATHENS SECTION DE MEUDON COLORADO SPRINGS CO 80903 VIA IR1ERIO 46 PAIEPISTIKIOPOLIS F-92195 KEUDON PL CEDEX U.S.A. 1-40126 BOLOGNA GR-15771 ZOGRAFGS FRANCE TEL: 303-4732233x578 ITALY GREECE TEL: 1-45-34-75-70 TLX: TEL: TEL: 01-7243211 TLX: COM: 29 TLX: TLX: COK: 14 COM: COK: 25,27,35 LARGER IILLIAM DAVID DR LARIII JOIAIIIS PROF DI LASIER BAIIY 1 DI LAURERT BERTEL 1 PROF PLASMA PHYSICS LAB HAMBURGER STERIVARTE SPACE TELESCOPE SC INST INST FOR THEORETICAL PHYS PRINCETON UNIVERSITY BERGEDORF HONEIOOD CARPUS VANADISVAEGBN 9 FO 10X 451 GOJBIBERGSIEG 78 3700 SAI KARTII DRIVE S-113 46 STOCIIOLN PRINCETON NJ 08544 D-2050 IAKBURG 80 BALTIMORE MD 21218 SWEDEN U.S.A. GERMANY, F.R. U.S.A. TEL: 468-16-45-00 TEL: 609-683-2262 TEL: TIL: 301-338-4840 TLX: 15433 FYSTO S TLX: TLX: TLX: 6849191 STSI CON: COM: 34,40 COK: COM: 09,25,28,34

LAVAL ANNIE DR LE DO0RNEDP NARYVONNE LBBOFSKY LARRY ALLEN LEE TERENCE J DR OBSERVATOIRE DE MARSEILLE OBSERVATOIRE DE PARIS LUNAR 4 PLANETARY LAB HEAD OF TECHNOLOGY 2 PLACE LE VERRIER SECTION DE MEUDON UNIVERSITY OF ARIZONA ROYAL OBSERVATORY F-13248 MARSEILLE CDX 04 F-92190 MEUDON PL CEDEX TUCSON AZ 85721 BLACKFORD HILL FRANCE FRANCE U.S.A. EDINBURGH EH9 3HJ TEL: 91-95-90-88 TEL: 1-45-34-75-70 TEL: 602-621-6947 U.K. TLX: 420241 F TLX: 201571 F TLX: TEL: 031-667-3321 COM: 37 COM: 14 COM: 15 TLX: 72383 ROEDING UK COM: 34 LAVROV M I PROF LE POOLE RUDOLF S DR LEBOYITZ NORMAN R PROF LEER EGIL PROF ENGELHARDT ASTR OBS STERRENACHT MATHEMATICS DEPT AURORAL OBSERVATORY UNIVERSITY POSTBUS 9513 UNIVERSITY OF CHICAGO UNIVERSITY OF TROMSO 420008 KAZAN NL-2300 RA LEIDEN 5734 S. UNIVERSITY AVE P O BOX 953 U.S.S.R. NETHERLANDS CHICAGO IL 60637 N-9001 TRONSO TEL: TEL: 071-148333 U.S.A. NORIAY TLX: TLX: 39058 ASTRO NL TEL: 312-753-8074 TEL: 83-86060 COM: 42 COM: 24 TLX: TLX: 64124 AUROB N COM: 35 CON: LAVRUIHINA A I PROF DR LE SERGEANT D'EEIDECOURT LECAR XYROI DR LEFBBVRE MICHEL DR INSTITUTE OF GEOCBENISTRY GR. PHYSIQUE DES SOLIDES CENTER FOR ASTROPHYSICS CNES/GRGS USSR ACADEMY OF SCIENCES T23, UNIVERSITE PARIS VII 60 GARDEN STREET 18 AVENUE EDOUARD BELIN 117334 MOSCOH 4 PLACE JUSSIEU CAMBRIDGE MA 02138 F-31055 TOULOUSE CEDEX U.S.S.R. F-75251 PARIS CEDEX 05 U.S.A. FRANCE TEL: 137-75-38 FRANCE TEL: 617-495-7251 TEL: TLX: TEL: TLX: 921428 SATELLITE CAM TLX: CON: TLX: COM: 33 COM: 19 CON: 34 LAURENCE G M DR LE SQUEREN ANNE-NARIR DR LECKRONE DAVID S DR LEFEVRE JEAN DR LASP OBSERVATOIRE DE PARIS GODDARD SPACE FLIGHT CTR OBSERVATOIRE DE NICE UNIVERSITY OF COLORADO SECTION DE MEUDON CODE 681 BP 139 CAMPUS BOX 392 F-92195 MEUDON PL CEDEX GREENBELT ND 20771 F-06003 NICE CEDEX BOULDER CO 80309 FRANCE U.S.A. FRANCE U.S.A. TEL: 1-45-34-75-30 TEL: 301-344-8904 TEL: 93-89-04-20 TBL: TLX: TLX: TLX: TLX: COM: 34,40 COM: 29,44 COM: COM: 14

LEIKIN G A DR LENA PIERRE J PROF LEUNG CHUN MING DR LEVIN HALTER H G PROF ASTRONOMICAL COUNCIL OBSERVATOIRE DE PARIS DEPT OF PHYSICS PHYSICS DEPT USSR ACADEMY OF SCIENCES SECTION DE MEUDON RENSSELAER POLYTECH INST MIT 37-627 PYATNITSRAYA UL 48 F-92195 MEUDON PL CEDEX TROY NY 12180-3590 CAMBRIDGE MA 02139 109017 MOSCOI FRANCE U.S.A. U.S.A. U.S.S.R. TEL: 1-45-34-75-70 TEL: 518-266-6318 TEL: 617-253-4282 TEL: 231-54-61 TLX: 201571F TLX: TLX: TLX: 412623 SCSTP SU COM: COM: 34,40 CON: 44 COM: 16 LBINBRT CHRI8TOPH DR LEIZEI RAINER DR LEUNG RAM CHING PROF LENIS BRIAN MURRAY DR MPI FUER ASTRONOMIE MPI FUER ASTRONOMIE BEHLEN OBSERVATORY ARECIBO OBSERVATORY EOBNIGSTUHL ROENIGSTUHL DEPT PHYSICS ( ASTRONONY NAIC D-6900 HEIDELBERG 1 D-6900 HEIDELBERG 1 UNIVERSITY OF NEBRASRA PO BOX 95 GERMANY, F.R. GERMANY, F.R. LINCOLN NB 68588 ARECIBO PR 00612 TEL: 06221-528-264 TEL: U.S.A. U.S.A. TLX: 461719 MPIAD TLX: TEL: 402-472-2770 TEL: 809-878-2612 COM: 21 CON: 25 TLX: 484340 UNL TLX: COM: 27,38C,42C COM: LEITE SCHE1D PAULO Dl LEOIAT JACQUES DR LEVASSEUR-RBGOURD A.C. PR LENIS J S OBSERVATORIO NACIONAL OBSERVATOIRE DE MEUDON SERVICE AERONOMIE CNRS DEPT PLANETARY SCIENCES RUA GENERAL BRUCE 586 SECTION DE MEUDON BP 3 UNIVERSITY OF ARIZONA 20000 RIO DE JANEIRO F-92195 MEUDON PL CEDEX F-91370 VERRIERES-LE-B. TUCSON AZ 85721 BRAZIL FRANCE FRANCE U.S.A. TEL: TEL: 1-45-34-75-70 TEL: 1-69-20-10-60 TEL: 602-621-4972 TLX: TLX: 201-571 LAN F TLX: 692400 TLX: COM: 27 COM: COM: 15,21V,22 COM: 16

LI DOIG-KIIG LI IED C DR LI XIAO-OIIG LIANG SHI-GUUG PURPLE M0UHTAIH CALIFORNIA UIIVERSITY PURPLE NOUITAII SHANGHAI OBSERVATORY OBSERVATORY 6531 IITHNORTH RD OBSERVATORY ACADENIA SINICA . NANJING LOS AIGELES CA 90035 IAIJIIG SHANGHAI CBIRA, PEOPLE'S REP. U.S.A. CHIIA, PEOPLE'S REP. CHIIA, PEOPLE'S REP. TEL: TEL: TEL: 31096 TEL: 386191 TLX: TLX: TLX: 34144 PNO NJ CI TLX: 33164 SHAO CN COK: 08 CON: CON: 28,49 CON: 40

LI GI MAI LI IEIG-YAO LI ZIEIG-XII LIANG ZHOIG-HUAI PYONGYANG ASTROS OBS PURPLE NOUITAII INSTITUTE OF GEODESY P.O. BOX 18 ACADEMY OF SCIENCES DPRK OBSERVATORY AID CARTOGRAPHY LINTONG TAES01G DISTRICT IAIJIIG BEIJING XIAN PYONGYANG CHIIA, PEOPLE'S REP. CHINA, PEOPLE'S REP. CHINA. PEOPLE'S REP. KOREA DPR TEL: 37609 TEL: 386191 TEL: TEL: TLX: 34144 PNOIJ CI TLX: 33164 SHAO CI TLX: TLX: CON: 04,08 CON: 19 CON: 31 CON: 04 LI GYOIG 101 LI OI-BII LI ZHI-FAIG LIDDELL U MR PYOIGYAIG ASTROI OBS BEIJING OBSERVATORY SHANGHAI OBSERVATORY NASA LUNAR 4 PLANET PRG ACADENY OF SCIEICES DPRE ACADENIA SIRICA ACADENIA SINICA OFFICE OF SPACE SCIENCES TABSOIG DISTRICT BEIJING SHANGHAI SPACE SCI i APPLICATIONS PYOIGYAIG CHIIA, PEOPLE'S REP. CHINA, PEOPLE'S REP. WASHINGTON DC 20546 KOREA DPR TEL: 281968 TEL: 386191 U.S.A. TEL: TLX: 22040 BADAS CI TLX: 33164 SHAO CN TEL: TLX: CON: 28C48 CON: 08.47C TLX: CON: 40 CON: LI EN LI SII HYOIG LI ZHI-SEN LIEBSCBER DIEICK-E DR S1AIGBAI OBSERVATORY PYOIGYAIG ASTROI OBS BEIJING ASTROIONICAL OBS ZNTRLIIST. F. ASTROPBYSIK SBAIGHAI ACADENY OF SCIEICES DPRK ACADENIA SINICA STERIIARTE IABELSBERG CHIIA, PEOPLE'S REP. TAESOIG DISTRICT BEIJING ROSA-LUXENBURG-STR 17A TEL: 386191 PYOIGYAIG CHINA, PEOPLE'S REP. DDR-1502 POTSDAM TLX: 33164 SBAO CI KOREA DPR TEL: 28-1698 GERNANY, D.R. CON: 35 TEL: TLX: 9053 TEL: TLX: CON: 41 TLX: CON: 25 COK: 47 LI BOIG-IEI LI SOI JAE LI ZHIGANG LIESKE JAY B DR DEPT OF ASTROIONY PYOIGYAIG ASTROI OBS SHAAIXI ASTROIONICAL OBS JPL/CALTECB IAIJIIG UNIVERSITY ACADEMY OF SCIEICES DPRK P.O. BOX 18 NS 264-664 RAIJIIG TAESOIG DISTRICT LINTONG 4800 OAK GROVE DRIVE CHIIA, PEOPLE'S REP. PYOIGYAIG XIAI PASADENA CA 91109 TEL: 34651, 34751 KOREA DPR CHIIA, PEOPLE'S REP. U.S.A. TLX: 34151 PRCIU CI TEL: TEL: 32255 XIAI TEL: 818-354-3642 CON: 40 TLX: TLX: 70121 CSAO CN TLX: 675429 CON: 10 CON: 08 COM: 040,07,19,20,31 LI BYOI 10 LI TUG LI ZHONGTUAI LILLER IILLIAM DR PYOIGYAIG ASTROI OBS IAIJIIG ASTROIOMICAL DEPT EARTH I SPACE SCI. INSTITUTO ISAAC NEITON ACADENY OF SCIEICES DPRR IISTRUNEIT FACTORY UIIV SCIENCE i TECHNOLOGY CASILLA 437 TAESOIG DISTRICT IAIJIIG IEFEI, ANHUI VINA DEL NAR PYOIGYAIG CHIIA, PEOPLE'S REP. CHINA, PEOPLE'S REP. CHILE KOREA DPR TEL: TEL: (3300 TEL: 03-970864 TEL: TLX: TLX: 90028 USTC CI TLX: TLX: COM: 09 COM: 44 CON: 15,34 CON: 04

LIN YUAHZBANG LINIE RICHARD ALU DR LITTLE LESLIE T DR LIV LIN-ZHONG BEIJING ASTRONOMICAL OBS BELL LABORATORIESS ELECTRONICS LAB PURPLE MOUNTAIN ACADEMIA SINICA CRANFORD BILL LAB UNIVERSITY OF RENT OBSERVATORY BEIJING BOLMDEL NJ 07733 CANTERBURY, RENT CT2 7NT NANJING CBINA, PEOPLE'S REP. U.S.A. U.R. CHINA, PEOPLE'S REP. TEL: 281698 TEL: TEL: 0227-66822 TEL: 46700 TLX: 22040 BAOAS CN TLX: TLX: 965449 URCLIB TLX: 34144 PMONT CN COM: 10,12 COM: 34,40 COM: 40 COM: 15

LINCOLN J VIRGINIA KISS LINNELL ALBERT P PROF LITTLETON JOHN E LIU RU-LIANG 2005 ALPINE DRIVE DEPT PHYSICS t ASTRONOMY DEPT OF PHYSICS PURPLE MOUNTAIN BOULDER CO 80302 MICHIGAN STATS UNIVERSITY NEST VIRGINIA UNIVERSITY OBSERVATORY U.S.A. EAST LANSING MI 48124 PO BOX 6023 NANJING TEL: 303-442-6757 U.S.A. NORGANTOVN IV 26506-6023 CHINA, PEOPLE'S REP. TLX: TEL: 517-353-6670 U.S.A. TEL: 42817 / 46700 COM: TLX: TEL: 304-293-3498 TLX: 34144 PNONJ CN COM: 35,36,42 TLX: 710-921-0309 COM: 28,48 COM: 35 LINDBLAD BERTIL A DI LINNII v p nor DI LITVAI MARVIN M DR LIU SOU-YANG DI LUND OBSERVATORY MAIN ASTRONOMICAL OBS TRN INC. COMPUTER SCIENCES CORP BOX 43 PULROVO MS 01/1070 SYSTEN SCIENCES DIVISION S-221 00 LUND 196140 LENINGRAD ONE SPACE PARR 8728 COLESVILLE ROAD SNEDEN U.S.S.R. REDONDO BEACH CA 90278 SILVER SPRING MD 20910 TEL: 46-10-70-00 TEL: U.S.A. U.S.A. TLX: 33199 OBSNOT S TLX: TEL: 213-536-4770 TEL: 301-589-1545 COM: 20,22,44 CON: TLX: TLX: COM: COM: LINDBLAD PER OLOF PROF LINSIY JEFFREY L DR LIU BAO-LIN LID XUEFU STOCIHOLM OBSERVATORY JILA PURPLE MOUNTAIN DEPT OF ASTRONOMY S-133 00 SALTSJOEBADEN UNIVERSITY OF COLORADO OBSERVATORY BEIJING NORMAL UNIVERSITY SIEDEN CAMPUS BOX 440 NANJING BEIJING TEL: 87-170195 BOULDER CO 80309 CBINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. TLX: 12972 SOBSERV S U.S.A. TEL: 42817 / 46700 TEL: 656531-6285 CON: 28,33 TEL: 303-492-7838 TLX: 34144 PMONJ CN TLX: 8511 TLX: 755842 JILA COM: 04 CON: 42 COM: 12,36,44

LO RNOR-YUNG DR LODEN LARS OLOF PROF LOPEZ-GARCIA FRANCISCO DR LOUGHBEAD RALPH E DR OWENS VALLEY RADIO OBS ASTRONOMICAL OBSERVATORY OBSERVATORIO ASTRONOMICO CSIRO DEPARTMENT OF ASTRONOMY BOX 515 FELIX AGUILAR DIV OF APPLIED PHYSICS CALTECH 105-24 S-751 20 UPPSALA AV. BENAVIDEZ 8175 OESTE P.O.BOX 218 PASADENA CA 91125 SWEDEN 5407 MARQUESADO iS.J.) LINDFIELD NSW 2070 U.S.A. TEL: 018-11-44-90 ARGENTINA AUSTRALIA TEL: 818-356-4415 TLX: 76024 TEL: TEL: 02-467-6355 TLX: 675425 CALTECH PSD COM: 33,37,51 TLX: TLX: 26296 COM: 28,34,40 COM: COM: 10,12 LOCANTHI DOROTHY DAVIS DR LOISEAU NORA DR LOPEZ-MORENO JOSE JUAN LOVISB RAYMOND PROF 2180 PINECREST DRIVE INSTITUTO ARGENTINO D£ INST DE ASTROFISICA DE FACULTE DES SCIENCES ALTADENA CA 91001 RADIOASTRONOMIA ANDALUCIA, APDO 2144 DEPT DE PHYSIQUE U.S.A. CASILLA DE CORREO No. 5 PROFESOR ALBAREDA 1 33 RUE ST-LEU TBL: 213-797-0629 1894 VILLA ELISA IBs.As.) 18080 GRANADA F-80039 ANIENS TLX: ARGENTINA SPAIN FRANCE CON: 29 TEL: TEL: 58-12-13-00 TEL: TLX: TLX: 78573 IAAG E TLX: COM: CON: 16,21 CON: 34 LOCHMAN JAI LOKB NICHOLAS RALPH DR LOPEZ-PUERTAS MANUEL LOULERGUE MICHBLLE DR ASTRONOMICAL INSTITUTE SYDNEY OBSERVATORY INST DE ASTROFISICA DE OBSERVATOIRE DE PARIS CZECH. ACAD. OF SCIENCES MUSEUM APPLIED ARTS i SC ANDALUCIA, APDO 2144 SECTION DE NEUDON DVORAKOVA 298 P.O.BOX X346 PROFESOR ALBAREDA 1 F-92195 MEUDON PL CEDEX 511 01 TURNOV HAYMARRET NSW 2000 18080 GRANADA FRANCE CZECHOSLOVARIA AUSTRALIA SPAIN TBL: 1-45-34-75-70 TEL: 0436-22622 TEL: TEL: 58-12-13-00 TLX: 270912 OBSASTR TLX: TLX: TLX: 78573 IAAG E COM: 14 COM: 09 COM: 20,46 CON: 16,21

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 563 LOVAS FRANCIS JOHN DR LOZINSRAYA TAT"YANA A DR LUCAS ROBERT DR LUMINET JEAN-PIERRE MOLECULAR SPECTROSCOPIC STERNBERG STATE GROUPE D'ASTROPHYSIOUE OBSERVATOIRE'DE PARIS DIV 545 ASTRONOMICAL INSTITUTE UNIV SCIENT i MEDICALS SECTION DE NEUDON SATL BUREAU OF STANDARDS 119899 MOSCOW B-234 CERNO BP 68 F-92195 MEUDON PL CEDEX WASHINGTON DC 20234 U.S.S.R. F-38402 ST-NARTIN-D'HERES FRANCE USA TEL: 139-10-30 FRANCE TEL: 1-45-34-75-70 TEL: 301-921-2023 TLX: TEL: 76-51-46-00 TLX: 201571 F TLX: 898993 CON: 34,40 TLX: COM: 28,47,48 COS: 14C34 COM: 34 LOVAS KIKLOS LOZIHSKIJ A N DR LUCCHIN FRANCESCO LUMME RARI A DR JOHIOLY OBSERVATORY ASTRONONICAL COUNCIL ISTITUTO DI FISICA OBSERVATORY BOX 67 USSR ACADEMY OF SCIENCES G. GALILEI TAHTITORNINMAKI H-1525 BUDAPEST PYATNITSRAYA UL 48 VIA BARZOLO 8 SF-00130 HELSINKI 13 HUNGARY 109017 MOSCOW 1-35100 PADOVA FINLAND TEL: 366621 BUDAPEST U.S.S.R. ITALY TEL: 1912910 TLX: 227460 KONOB TEL: 231-54-61 TEL: 049-844333 TLX: CON: 20 TLX: 412623 SCSTP SU TLX: 430308 DF GGPDI COM: 16 CON: 24,31 COM: LOVELACE RICHARD V E DR LU BEN-MI LUCRE PETER B DR LUNA HOMERO G. DR SPACE SCIENCES BLDG PURPLE MOUNTAIN DEPT PHYSICS k ASTRONOMY INSTITUTO ARGENTINO DE CORNELL UNIVERSITY OBSERVATORY MOUNT UNION COLLEGE RADIOASTRONONIA ITHACA NY 14853 NANJING ALLIANCE OH 44601 CASILLA DE CORREO No. 5 U.S.A. CHINA, PEOPLE'S REP. U.S.A. 1894 VILLA ELISA IBs.As.) TEL: 607-256-3968 TEL: 32893 TEL: 216-821-5320 ARGENTINA TLX: TLX: 34144 PMONJ CN TLX: TEL: CON: 28,48 COM: 07 COM: TLX: COM: 25 LOVELL SIR BERNARD PROF LU CHUN-LIN LUCY LEON B PROF LUNDQUIST CHARLES A DR NUFFIELD RADIO ASTR LABS PURPLE MOUNTAIN ESO RESEARCH INSTITUTE JODRELL BANE OBSERVATORY KARL-SCHWARZSCHILD-STR 2 THE UNIVERSITY OF ALABAMA MACCLESFIELD SR11 9PL NANJING D-8046 GARCHING B NUNCHEN BOX 209 U.K. CHINA, PEOPLE'S REP. GERMANY, F.R. HUNTSVILLE AL 35899 TEL: 0477-71321 TEL: 42700 TEL: 89-32006-249 U.S.A. TLX: 36149 TLX: 34144 PMONJ CN TLX: 0528282-0 TEL: 205-895-6100 CON: 22,40,44,51 COM: 08 COM: 42 TLX: COM: 07 LOW BOON CHYE LU PHILLIP I DR LUEST REIMAR PROF LUNEL MADELEINE DR HIGH ALTITUDE OBSERVATORY DEPT PHYSICS i ASTRONOMY EUROPEAN SPACE AGENCY OBSBRVATOIRE DE LYON NCAR WESTERN CONN STATE UNIV 8-10 RUE MARIO NIKIS AVENUE CHARLES ANDRE PO BOX 3000 181 WHITE ST F-75738 PARIS F-69230 ST-GENIS-LAVAL BOULDER CO 80307 DANBURY CT 06810 FRANCE FRANCE U.S.A. U.S.A. TEL: 1-42-73-74-04 TEL: 78-56-07-05 TEL: 303-497-1553 TEL: 203-797-4218 TLX: 202746 ESA TLX: 310-926 TLX: 45694 TLX: COM: 12,44,48,49 COM: 33 COM: 10 COM: 24,37 LOW FRANK J DR LU TAN LUEST RHEA DX LUIGU NICOLAIE DR 4940 CALLE BARRIL DEPT OF ASTRONOMY MPI FUER PHYSIK UND INSTITUTUL POLITEBNIC TUCSON AZ 85718 NANJING UNIVERSITY ASTROPHYSIJ CATEDRA DE MATENATICA U.S.A. NANJING X-SCHWARZSCHILDSTR 1 STR ENIL ISAC 15 TEL: 602-621-2779 CHINA, PEOPLE'S REP. D-8046 GARCHING B MUNCHEN 3400 CLUJ NAPOCA TLX* TEL: 34651-2882. GERMANY, F.R. RUMANIA CON: 28,34,45 TLX: 34151 PRCNU CN TEL: 89-320-32990 TEL: 951-17229 COM: 47,48 TLX: 524629 ASTROD TLX: COM: 15 COM: LOIE ROBERT P DR LU YANG LUGGER PHYLLIS N LUO BAO-ROIG DEPT OF PHYSICS DEPT OF ASTRONOMY INDIANA UNIVERSITY YUNNAN OBSERVATORY UNIV OF WESTERS ONTARIO NANJING UNIVERSITY DBPT OF ASTRONOMY KUNMING LONDON ONT N6A 3X7 NANJING SWAIN WEST 319 CHINA, PEOPLE'S REP. CANADA CHINA, PEOPLE'S REP. BLOOMINGTON IN 47405 TBL: TEL: 519-679-2917 TEL: 34651-2882 U.S.A. TLX: TLX: TLX: 34151 PRCNU CN TEL: 812-335-6929 COM: 10 COM: COM: 40 TLX: COM: 28 LOYOLA PATRICIO DX LUB JAI DR LURACEVIC ILIJA S DX LUO DING-JIANG OBS ASTRONOMICO XACIONAL STERREWACHT FACULTY OF SCIENCES BEIJING OBSERVATORY UNIVERSIDAD DE CHILE HUYGENS LABORATORIUM DEPT OF MECHANICS ZBONG-GUAN-CUN CASILLA 36-D POSTBUS 9513 STUDENTSRI TRG 16 WESTERN SUBURB SANTIAGO NL-2300 RA LEIDEN 11000 BEOGRAD BEIJING CHILE NETHERLANDS YUGOSLAVIA CHINA, PEOPLE'S REP. TEL: TEL: 071-148333 TEL: TEL: 281698 TLX: TLX: 39068 ASTRO NL TLX: TLX: 22040 BAO ASCN CON: 08 COM: 25,27 COM: COM: 08C19

LUO DIIGCBAIG LUYTEN IILLIR J PROF LYTTKENS EJNAR DR MACCAGII DARIO BEIJIIG ASTRONONICAL CBS SPACE SCIENCE CENTER SKOLGATAN 33 B 1ST. DI FISICA COSNICA ACADENIA SIRICA UNIVERSITY OF MINNESOTA S-752 21 UPPSALA CNR HESTER* SUBURB MINNEAPOLIS NN 55455 SNEDEN VIA BASSINI 15 BEIJIIG U.S.A. TEL: 1-20133 NILANO CHINA, PEOPLE'S REP. TEL: 612-373-3366 TLX: ITALY TEL: 275580 TLX: COM: TEL: 02-298-237 TLX: 22040 COM: 24,26,33 TLX: 313839 NUACNR I CON: 31 CON: 48 LUO SEI-FAHG LYIAS-GRAY ANTHONY E LYTTLETON RAYMOND A FROF NACCALLUN NALCOLN A H SHAIGHAI OBSERVATORY DEPT PHYSICS I ASTRONOMY INSTITUTE OF ASTRONONY SCHOOL OF MATH. SCIENCES ACADENIA SINICA UNIVERSITY COLLEGE LONDON CANBRIDGE QUEEN MARY COLLEGE SHANGHAI GONER STREET U.K. MILE END ROAD CHINA. PEOPLE'S REP. LONDON KC1E 6BT TEL: 0223-62204 LONDON El 4XS TEL: 386191 U.K. TLX: 817297 ASTRON G U.K. TLX: 33164 SHAO CD TEL: CON: 15 TEL: 01-980-4811 COM: 19.31 TLX: TLX: 893750 QNCVOL COM: 29 COM: 47 LUO XIAUAN LYICH DAVID K LYUTY VICTOR M DR NACCHETTO FERDINANDO DR DEPT OF GEOPHYSICS AEROSPACE CORPORATION CRIMEAN STATION OF SPACE TELESCOPE SCI INST BEIJING UNIVERSITY SPACE PHYSICS LABS STERNBERG INSTITUTE HONEVOOD CAMPUS BEIJING PO BOX 92957, MSM2-226 NAUCHNYJ 3700 SAN NARTIN DRIVE CHINA, PEOPLE'S REP. LOS ANGELES CA 90009 334413 CRIMEA BALTIMORE MD 21218 TEL: 22239 U.S.A. U.S.S.R. U.S.A. TLX: TEL: 213-648-6686 TEL: TEL: 301-338-4790 CON: 10,40 TLX: 664460 TLX: TLX: 6849101 COM: 09 COM: 28,42 CON: 28,40,44c,48 LUPISHXO DNITRIJ F LYNDEN-BELL DONALD PROF MA ER MACCONNELL DAK1ELL J DR ASTRONONICAL OBSERVATORY INSTITUTE OF ASTRONOMY BEIJING ASTRONONICAL OBS DEPT PHYS i ASTRONONY SUKSRAYA STR 35 MADIRGLEY ROAD BEIJING PHYSICS-ASTRO BLDG 310022 KHARKOV CAMBRIDGE CB3 OH*- CHINA, PEOPLE'S REP. MICHIGAN STATE UNIVERSITY U.S.S.R. U.K. TEL: 28-16-98 EAST LANSING MI 48824 TEL: TEL: 0223-62204 TLX: 22040 BAOAS CN U.S.A. TLX: TLX: 817297 ASTRON G COM: 28 TEL: 517-353-4541 COX: 15 COM: 28C.33.37.48 TLX: CON: 33.45C LUTZ BARRY L DR LYNDS BEVERLY TJDR MA XING-YUAN MACDONALD GEOFFREY N DR LOWELL OBSERVATORY KITT PEAK NATL OBS DEPARTMENT OF GEOGRAPHY ELECTRONICS LABORATORY 1400 ». NARS HILL RD PO BOX 26732 BEIJING TEACHERS COLLEGE UNIVERSITY OF KENT FLAGSTAFF AZ 86001 TUCSON AZ 85726 BALIZHUANG CANTERBURY, KENT CT2 7IT U.S.A. U.S.A. BEIJING U.K. TEL: 602-774-3358 TEL: 602-325-9396 CHINA, PEOPLE'S REP. TEL: 0227-66822 X258 TLX: 6502358958 NCI TLX: 0666-484 AURA NOAO TEL: TLX: 965449 UKCLIB CON: 14,16,34 COM: 28,34 TLX: CON: 40 COM: LUTZ JULIE H DR LYNDS ROGER C DR MA YU-QIAN MACDONALD JAMES PROGRAN IN ASTRONONY KITT PEAK NATL OBS INSTITUTE OF HIGH ENERGY DEPARTMENT OF PHYSICS IASHIXGTON STATE UNIV PO BOX 26732 PHYSICS UNIVERSITY OF DELAWARE PULLMAN HA 99164-2930 TUCSON AZ 85726 PO BOX 918-3 NEWARK DE 19716 U.S.A. U.S.A. BEIJING U.S.A. TEL: 509-335-3136 TEL: 602-327-5511 CHINA, PEOPLE'S REP. TEL: 302-451-2661 TLX: 5107741091 NSUOIPPNA TLX: TEL: 812-971 x 464 TLX: CON: 45 CON: 28 TLX: 22082 IHEP CR COM: 40,42 CON: 44,48 LUTZ THONAS 1 DR LYN! ANDREI G DR MACALPINE GORDON M NACER01I CARLA PROGRAN IN ASTRONONY NRAL UNIVERSITY OF MICHIGAN OSSERVATORIO ASTRONOMICO WASHINGTON STATE UNIV JODRELL BANK DEPT OF ASTRONOMY DI ROMA PULLMAN U 99164-2930 MACCLESFIELD SK11 9PL ANN ARBOR MI 48109 VIA DEL PARCO NELLINI 84 U.S.A. U.K. U.S.A. 1-00136 RONA TEL: 509-335-3141 TEL: 0477-71321 TEL: 313-764-3433 ITALY TLX: 5107741091 NSUOIPPNA TLX: 36149 TLX: 810-223-6056 TEL: COM: 24C CON: 40 CON: 28 TLX: CON: 42 LOUD LAURI DR LYIGA GOSTA DR MACCACARO TOMNASO DR MACGILLIVRAY HARVEY T DR TARTU ASTROPHYSICAL OBS LUND OBSERVATORY HARVARD-SMITHSONIAN CTR ROYAL OBSERVATORY TARTU 41-258 BOX 43 FOR ASTROPHYSICS BLACKFORD HILL TARTU RONBTA S-221 00 LUND 60 GARDEN STREET EDINBURGH EH9 3HJ 202444 TORAVERE, ESTONIA SIEDEN CANBRIDGE MA 02138 U.K. U.S.S.R. TEL: 46-10-72-98 U.S.A. TEL: 31-667-3321 TEL: TLX: 33199 OBSNOT S TEL: 617-495-7253 TLX: 72383 ROEDIN G TLX: COM: 05,33C,37,45 TLX: 921428 SATELLITE CAN CON: 28 CON: 27,29 COM: 48

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 565 XACHADO JOSE K A B DR KACOUEEI ROBERT K DR KABDA IOITIRO HAGALIAES AITOIIO XARIO TECBBICAL UIIVERSITY ICAR DEPT OF PHYSICS INST ASTRON. E GEOFISICO OF LISBOI HIGH ALTITUDE OBSERVATORY HYOGO COLL OF MEDICINE UIIVERSIDADE DE SAO PAULO AV DA IGREJA 17 1 D PO BOX 3000 IISHIIOKIYA CAIXA POSTAL 30627 1700 LISBOA BOULDER CO 80307 HYOGO 663 41051 SAO PAULO PORTUGAL U.S.A. JAPAN BRAZIL TEL: 892225 TBL: 303-497-1500 TEL: 798-45-6111 TBL: 55-11-275-3720 TLX: TLX: 45694 TLX: TLX: 1136221 IAGH BR COK: COK: 10,49 COK: COK: HACBADO LDIZ E. DA SUVA KACRAI DOIALD A PROF XAEDEI AIDRE PROF HAGIAI CHRISTIAN DI OBSERVATORIO DO VAL0IG0 DAVID DUILAP OBSERVATORY OBSERVATOIRE DE GEIEVE LAT UIIV. FEDERAL RIO DE J. P O BOX 360 CH-1290 SAUVERIY 98 BIS BOULEVARD ARAGO LAD. PEDRO MTOEIO, 43 RICBHOID BILL ONT L4C 4Y6 SWITZERLAND F-75014 PARIS 20080 RIO DB JAIBIRO CAXADA TEL: 22-552611 FRANCE BRAZIL TEL: 416-884-9562 TLX: 27720 OBSG CH TEL: 1-43-20-14-25 TEL: 021-263-0685 TLX: COK: 27,35V,37 TLX: TLX: 2122924 UFRJ BR COK: 33,38,40 CON: COK: 20 NACHALSII JERZY DR IACRIS COISTAITII J PROF XAEBARA HIDEO DR XAGIARADZE I G DR ASTROIOHICAL OBSERVATORY RSAAH TOIYO ASTROIOHICAL STATE UIIVERSITY JAGIELLOIIAI UIIVERSITY ACADEKY OF ATBEIS OBSERVATORY 380043 TBILISI IIL. XAZONIECIA 36/33 AKAGXOSTOPOULOU 14 OSAKA XITARA U.S.S.R., 30-019 IRAIOI GR-10673 ATHENS TOKYO 181 TEL: POLAND GREECE JAPAN TLX: TEL: TEL: 3613589 TEL: 0422-32-5111 COX: 07 TLX: 0322297 UJ PL TLX: TLX: 2822307 TAONTR J COX: 40 COK: 10 COK: 45 HACIEL KALTER J DR IACY IILLIAX DRAY DR HAETZLER CHRISTIAN DR KAGII GIAIFRAICO UIIVERSIDADE DE SAO PAULO LOCKHEED RESEARCH LAB INSTITUTE APPLIED PHYSICS 1ST. ASTROFISICA SPAZIALE I8ST ASTROI. E GEOFISICO BLDG 202, ORG 91-30 UNIVERSITY OF BERN VIALE DBLL'UIIVERSITA 11 CAIXA POSTAL 30627 3251 HAIOVER STREET SIDLERSTRASSE 5 1-00185 ROXA 01051 SAO PAULO SP PALO ALTO CA 94304 CH-3012 BERN ITALY BRAZIL U.S.A. SWITZERLAND TEL: TEL: TEL: 415-424-2836 TEL: 031-65-89-11 TLX: TLX: TLX: TLX: 32320 PHYBE CH COK: COH: 34 COK: COX: HACK PETER IADDISOI ROIALD CI DR XAFFEI PAOLO PROF IAGUI A1DREAS DR S A AO UIIVERSITY OP EEELE UXIVERSITA DI PERUGIA IIST APPLIED PBYSICS P O BOX 9 2 CHURCH PLANTATION CATTEDRA DI ASTROFISICA SIDLERSTRASSE 5 OBSERVATORY 7935 IEELE PARI r~ VIA DELL'ELCE DI SOTTO CH-3012 BERN SOUTB AFRICA XEELE, STAFFS 1-06100 PERUGIA SIITZERLAND TEL: 47-0025 U.I. ITALY TEL: 031-658923 TLX: TEL: 0782-621111 TEL: 075-45647 TLX: COK: 09 TLX: TLX: COH: CON: 46 COX: 27,51 XACIAY CRAIG D DR KADEJ JERZY KAGAII PIERRE DR KABDY BAKED A DR IISTITUTE OF ASTROIOXY NARSAI UIIVERSITY OBS INSTITUT D'ASTROPHYSIQUE BELVAI OBSERVATORY UIIVERSITY OF CAHBRIDGE AL. UJAZDOISIIE 4 UNIVERSITE DE LIEGE HELIAR-CAIRO KADIIGLEY RD 00-478 IARSAI AVENUE DE COINTE 5 EGYPT CAXBRIDGE CB3 0BA POLAID 8-4200 COINTE-OUGREE TEL: U.R. TEL: 4822-29-40-11 BELGIUK TLX: TEL: 44-223-62204 TLX: TEL: COK: TLX: 117297 ASTRO! G COK: 36 TLX: COK: 28 CON: KACXinOI ALEIAIDER L XADORE BARRY FIAICIS DR KAGALASIVILI I L DI XAIESIARAI XVRUGESAPILLAI DEPT OF ASTROIOHY DAVID DUILAP OISERVATOXY ABASTUKAII ASTROPHYSICAL IIST OF FUNDAMENT STUDIES UIIVERSITY OF GLASGOl UIIVERSITY OF TOROITO OBSERVATORY 380/72 BAUDDBALOIA GLASGOW G12 SOU RICBXOID IL ONT L4C 4Y6 383762 ABASTUKAII,GEORGIA KANATBA U.I. CANADA U.S.S.R. COLOKBO 7 TEL: 41-339-8855 TIL: 416-884-9562 TEL: SRI LABIA TLX: 777070 UIIGLA TLX: TLX: TEL: 01-597538 COX: 10 CON: 27,28 COK: 26,42 TLX: 21700 IPS CE COX: 35 KACLEOD JOBI 1 DR IADSII JES KAGALIAIS AITOIIO A S IIG XABKOUD FAROUI X A B DR BERZBERG IIST ASTROPIYS ASTROIOI1SI INSTITUT OBSERVATORIO ASTROIOXICO BEL1AI OBSERVATORY IATL RESBARCB CODICIL UIIVERSITY OF AAR1US UIIVERSIDADE DO PORTO BELIAI-CAIIO OTTAIA OH X1A 0R6 DI-8000 AARHUS C KOITE DA VIIGH EGYPT CAUDA DEIIAII 4400 VILA IOVA GAIA TBL: TEL: 613-593-6060 TEL: 06-12-88-99 PORTUGAL -. TLX: TLX: TLX: 64767 AAUSCI DI TEL: 782-0404 COK: 27 COM: 34,40 COK: TLX: COX:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 566 LIST OF MEMBERS turn a s OR NARISHINA RAZUO NALIN STUART NAIARA ALBSSARDIO A DR DTTAR PRADESH STATE OBS IIST SPACE 4 ASTROI SCI NATIONAL MARITIME NUSEUN OSSERVATORIO ASTRONONICO XAIORA PEAR 4-6-1 RONABA GREENIICH DI NILANO IAINITAL 263 129 XEGURO-RU LONDON SE10 9NF VIA BRERA 28 IIDIA TORYO 153 U.R. 1-20121 NILANO TEL: 2136, 2S83 JAPAN TEL: 01-858-1167 ITALY TLX: TEL: 03-467-1111x303 TLX: TEL: 02-87-4444 COM: 09,16,20,27,50 TLX: 34757 ISASTRO J CON: 41 TLX: CON: CON: 44 UIEARA T0S1IIORI DR XAEITA NITS0GU DR NALITSON HARRIET H NS MANCHANDA R R DR DEPT OF PHYSICS TORYO ASTRONONICAL 13315 NAGELLAN AVE TATA INSTITUTE OF KYOTO UNIVERSITY OBSERVATORY ROCRVILLE ND 20853 FUNDANENTAL RESEARCH SARYOKU OSAKA NITARA U.S.A. BONI BBABBA RD KYOTO 606 TORYO 181 TEL: 301-946-0496 BONBAY 400 005 JAPAN JAPAN TLX: INDIA TEL: 075-751-2111 TEL: 0422-32-5111 CON: 10,44 TEL: 219-111 i 336 TLX: 5422693 LIBRYU J TLX: 2822307 TAONTR J TLX: 113009 TIFR IN COB: 34 CON: 10,12 COX: MILLARD JEAN-PIERRE DR NALACARA DANIEL XALLIA EDIARD A DR NAXCHESTB! RIC1ARD N DR UNIYERSITE DE NONTREAL CENTRO DE IIVESTIGACIORES DEPT OF ASTROPHYSICS csiRo DEPT DE PHYSIQUE EN OPTICA SOUTH PARRS ROAD DIVISION OF RADIOPHYSICS CP 6128 SUCC A APDO POSTAL 948 OXFORD OX1 3RQ P.O.BOX 76 KONTREAL PQ H3C 3J6 37000 LEON, GTD U.R. EPPING NSK 2121 CARADA MEXICO TEL: AUSTRALIA TEL: TEL: 758-23 TLX: TEL: 02-868-0225 TLX: TLX: CON: TLX: 26320 ASTRO COX: 09,14 CON: COX: 33,34,40 NAITZEI HAIS II DR NALAGIIII MARIA LUCIA NALLIK D C V DR NAXCUSO SAITI PROF IRSTITUT PUER ASTROXOXIE OSSERVATORIO ASTRONONICO INDIAN INSTITUTE OF CAPODIXONTE ASTR OBS TUERKEHSCHAH2STR 17 VIA TIEPOLO 11 ASTROPHYSICS VIA XOIARIELLO 16 A-1180 VIEN PO BOX SUCC TRIESTE 5 BANGALORE 560 034 1-80131 NAPOLI AUSTRIA 1-34131 TRIESTE INDIA ITALY TEL: 0222-345360-94 ITALY TEL: 566585/566497 TEL: 44-01-01 TLX: 116222 PHYSI A TEL: 040-793921 TLX: 845-763 IIAB IX TLX: CON: 29 TLX: 461137 OAT I CON: 34,35 COX: CON: 28 XARAREXRO EIATBRIIA I DR NALAISE DANIEL J DR KALTBY PER PROF NANDELSTAN S L PROF ASTRONONICAL OBSERVATORY INSTITUT D'ASTROPHYSIQUE INST THEORET ASTROPHYSICS INST OF SPECTROSCOPY PARR SBSVCHEHEO UNIVERSITE DE LIEGE UNIVERSITY OF OSLO USSR ACADENY OF SCIENCES 270014 ODESSA AVENUE DE COINTE 5 P O BOX 1029 142092 ARADENGORODOR U.S.S.R. B-4200 COINTE-OUGREE X-0315 BLIXDERN, OSLO 3 U.S.S.R. TEL: BELGIUN NORWAY TEL: 334-55-79 TLX: TEL: TEL: 2-456509 TLX: COg: 27 TLX: TLX: CON: 10,14C,44 CON: 15,44 COX: 10 KAKAROV VALEITIIE I ULARPUR IRADJ DR XALVILLE J NCRIN PROF XANDOLESI XAZZARSIO RISLOVODSR STATION OP THE INSTITUTE OF GEOPHYSICS DEPT OF ASTROGEOPHYSICS ISTITUTO TE.S.R.E.-C.N.R. PULROVO OBSERVATORY TEHRAN UNIVERSITY UNIVERSITY OF COLORADO VIA DE CASTAGNOLI 1 357741 RISLOVODSR RARGAR SHONALI BOULDER CO 80302 1-40126 BOLOGNA U.S.S.R. TEHRAN 14394 U.S.A. ITALY TEL: IRAN TEL: 303-492-8788 TEL: TLX: TEL: 631081-3 TLX: TLX: COM: 10,12 TLX: 215319 UTIG COX: 10 CON: 40,44,47 CON: KAUROVA ELEIA A DR NALARODA STELLA N DR NANNANO AUGUSTO DR NANFROID JEAN DR STERNBERG ASTRONONICAL COXPLEJO ASTRONONICO OSSERVATORIO ASTROFISICO INSTITUT D'ASTROPHYSIQUE INSTITUTE EL LEONCITO 1-36012 ASIAGO, VICEXZA UNIVERSITE DE LIEGE 117234 NOSCOX CASILLA DE CORREO 467 ITALY AVENUE DE COINTE 5 U.S.S.R. 5400 SAN JUAN TBL: B-4200 COINTE-OUGREE TEL: 139-1973 ARGENTINA TLX: BELGIUN TLX: 113037 JAPET TEL: 64-22-5718 CON: 42 TEL: 41-559980 CON: 12 TLX: 59134 EXTOP AR TLX: 41264 ASTRLG CON: 29,45 COX: 34 UKIIO PWIYOSHI DR NAUR DAVIS F NR XAIABE SBIJI DR XANGEIEY ANDRE DR IRST SPACE t ASTRONAUT SC ANGLO-AUSTRALIAN OBS IITL LATITUDE OBSERVATORY OBSERVATOIRE DE XEUDOX 6-1 RONABA 4-CHONE P.O.BOX 296 XIZUSAXA SECTIOX DE XEUDOX NEOURO-KU EPPING NSK 2121 IRATE 023 F-92195 XEUDOX PL CEDEX TORYO 153 AUSTRALIA JAPAN FRANCE JAPAN TEL: 02-868-1666 TEL: TEL: 1-45-34-75-30 TEL: 03-467-1111 TLX: 23999 AA TLX: TLX: TLX: 24550 SPACETRY J CON: 09C CON: 19 COX: 49 CON:

KANNINO GIDSEPPI PROF HARAIO BRUNO KARGONI RINO KARIELLOS VASSILIS V DR ISTITUTO RATENATICO DIPT. DI ASTROIOKIA OSSERVATORIO ASTROFISICO UNIVERSITY OF PATRAS VIA CARPI 181 UNIYERSITA DI BOLOGNA DI ASIAGO DEPT ENGINEERING SCIENCE 1-41100 MODEM C P 596 1-36012 ASIAGO, VICENZA 260 00 RION ITALY 1-40100 BOLOGNA ITALY GREECE TEL: ITALY TEL: 0424-62665 TEL: 061-991-465 TLX: TEL: 222956 TLX: 430110 SETOUR TLX: CON: 27 TLX: 211664 INFKBO I COK: CON: 07 COK: 17 RANRIQUE HALTER T PROP 1ARAR T K I NARGRAVE MORAS BRING JR RAREIANEN TAPIO DR OBSERVATORIO ASTRONONICO TECMICAL PHYSICS DIV 400 JOBNSON STREET OBSERVATORY FELIX AGDILAR ISRO SATELLITE CESTRB VIENNA VA 22180 TAHTITORNINKAXI AV BERAVIDEZ 1175 OESTE AIRPORT RD, VINANAPURA U.S.A. SF-00130 HELSINKI 13 5407 KARQUESADO IS.J.) BANGALORE 560 017 TEL: FINLAND ARGENTINA INDIA TLX: TEL: 90-8391 TEL: TEL: 566 251 COK: 27,51 TLX: TLX: TLX: COR: 25,37,50 COK: 08 COK: 44 RARSFIELD VICTOR N PROF KARASCBI LAURA DR RARIE K A DR KARIOim IILLIAR DR COLGATE DIVERSITY ISTITUTO DI FISICA DEPT OF ASTRONOKY APT 15-B HANILTON NY 13346 VIA CELORIA 16 FACULTY OF SCIENCE 2800 E. SUNRISE BLVD U.S.A. 1-20133 KILANO CAIRO UNIVERSITY FORT LAUDERDALE FL 33304 TEL: 315-824-1000 ITALY CAIRO U.S.A. TLX: TEL: EGYPT TEL: 305-563-2859 COK: TLX: TEL: TLX: COK: TLX: COK: 19,31 COK: KAITEGAZZA LUCIANO KARCELII KICHEL NARII RIELOS DR. RA1LBOROUGH J R PROF OSSERVATORIO ASTRONORICO OBSERVATOIRE DE MARSEILLE ASTRONOKICAL DEPT DEPT OF ASTRORORY DI MERATE 2 PLACE LE VERRIER L. EOTVOS UNIVERSITY UNIV OF WESTERS ONTARIO VIA BIAICEI 46 F-13248 KARSEILLE CEDEX 4 RUN BELA TER 2 LONDON ONT N6A 3K7 1-22055 DERATE FRANCE H-1083 BUDAPEST CANADA ITALY TEL: 91-95-90-88 HUNGARY TBL: 519-679-3184 TEL: 039-592035 TLX: 420241 F TEL: 141-019 TLX: 064-7134 TLX: COK: 28 TLX: COK: 36 COK: 27 CON: 12,38,46 KUTOVANI FRAICO NARCHAL CHRISTIAN DR KARILLI ETTORE DR KARKOLINO CIRO 1ST. DI RADIOASTROIOKIA DEPT ETUDES DE SYNTBESE OSSERVATORIO ASTROFISICO DIPARTINENTO DI FISICA VIA IRIERIO 46 ONERA CITTA UNIVERSITARIA NOSTRA D'OLTRAHARE 1-40126 BOLOGIA F-92320 CEATILLON 1-95125 CATANIA PAD. 19 ITALY FRANCE ITALY 1-80125 NAPOLI TEL: 51-23-2856 TEL: 1-46-57-11-60 TEL: 095-33-05-33 ITALY TLX: 211664 INFMBO I TLX: 260907 F TLX: 970359 ASTRCT I TEL: 081-7253428 COK: COK: 07 CON: 12,42 TLX: 720320 INFNNA I COK: 12 NAOKI KARDIROSSIAN FABIO KARINO BRIAN F ERG NAROCHNII L S PROF DR YUNNAN OBSERVATORY DIPT. DI ASTRONOKIA AUCILAND OBSERVATORY USSR ACADEKY OF SCIENCES IUHNHG, YUHAH PROVIKCE UNIVERSITA DEGLI STUDI BOX 72009 SPACE RESEARCH INSTITUTE CHIKA, PEOPLE'S REP. VIA G.B. TIEPOLO 11 NORTHCOTE PROFSOJOSNAJ A 84/32 TEL: 1-34131 TRIESTE AUCKLAND 9 117810 KOSCON TLX: ITALY m ZEALAND U.S.S.R. COK: 08 TEL: 040-793921/221' TEL: TEL: 333-31-22 TLX: 461137 OAT I TLX: TLX: 411498 STAR SU COK: 42,47 COK: 42 COK: 33 KARABHI RODOLFO JOSE NAREI JOHN KARISIA JONR THORAS RAROV MIKHAIL YA PROF UNIVERSIDAD IACIOIAL 44 PERCY ROAD HAVAL RESEARCH LABORATORY INST OF APPLIED RATIS FACULTAD DE CIBRCIAS IREXBAK, CLNYD CODE 4175K USSR ACADERY OF SCIENCES ASTRON Y GEOFISICAS U.I. IASHIRGTON DC 20375 NIOSSUYA SO 4 1900 LA PLATA TEL: U.S.A. 125047 KOSCON ARGEITIIA TLX: TEL: 202-767-2605 U.S.S.R. TEL: 021-217-308 COK: 47 TLX: TEL: TLX: CON: 12 TLX: COK: COR: 16C,44,51,N IAIAI STEPBEI P DR KARGOB BRUCE H PROF KARI JAKES IAI-IBE DR KAROOES DOS SANTOS P PROF IASA/GSFC ASTRONOKY DEPT FH-20 PHYSICS DEPT INST ASTRON. E GEOFISICO CODE 610 UNIVERSITY OF (ASHINGTON L.LIVERKORE NATL LAB L477 UNIVERSIDADE DE SAO PAULO GREEIBELT KD 20771 SEATTLE IA 98195 UNIVERSITY OF CALIFORNIA CAIXA POSTAL 30627 U.S.A. U.S.A. LIVERNORE CA 94550 01051 SAO PAULO SP TEL: 301-344-8607 TEL: 206-543-0089 U.S.A. BRAZIL TLX: 89675 TLX: 4740096 TEL: 415-422-5931 TBL: 11-276-3941 COR: 15,40,44 CON: TLX: 910-386-8339 UCCLLL TLX: 36221 IAGK BR COK: 28,33 COR: 28,40

NARRACO HUGO 6 DR NARTIN ANTHONY R DR NARTIN IILLIAN L DR NARTYNOV D YA PROF DR UIIIV NACIONAL DE LA PLATA UX CULHAN LABORATORY ROYAL GREEXXICH OBS STERNBERG STATE FACULTAD DE CIBNCIAS RN F4/135 HERSTNONCEUX CASTLE ASTROXONICAL INSTITUTE ASTRONONICAS Y GEOFISICAS ABINGDON OX14 3DB HAILSHAN BN27 1RP 117234 NOSCOS 1900 LA PLATA U.I. U.I. U.S.S.R. ARGENTINA TEL: 0235-21840 TEL: 0323-833171 TEL: TEL: 54-21-21-7308 TLX: 83189 TLX: 87451 RGOBSY G TLX: TLX: 31151 BULAP AR CON: 51 CON: 27 CON: 05,06,16,42 CON: 25,37 NARSCHALL LAOREICE A NARTIN DEREI H PROF NARTIN-LORON N DR NARYIX URSULA B DR GETTYSBURG COLLEGE OUEEN NARY COLLEGE HERNANOS NIRALLES 14 CENTER FOR ASTROPHYSICS DEPT OP PHYSICS NILE END ROAD NADRID 1 60 GARDEK STREET GETTYSBURG PA 17325 LONDON El 4NS SPAIN CANBRIDGE NA 02138 U.S.A. U.I. TEL: U.S.A. TEL: 717-337-1865 TEL: TLX: TEL: 617-495-7270 TLX: TLX: CON: TLX: 921428 SATELLITE CAN CON: 24 CON: CON: 22

NARSCHSR ALAI PATRICE NARTIN FRANCOIS DR NARTIN-PINTADO JESUS NARX GYORGY PROF. ASTROXONY DEPT DEPT D'ASTROPHYSIOUE CENTRO ASTROX DE YEBES L. EOTVOS UNIVERSITY BOSTON UNIVERSITY UNIVERSITE DE NICE O A N PUSHIIN U 5-7 725 COffltOXVEALTB AVE PARC VALROSE APARTADO CORREOS 148 H-1088 BUDAPEST. BOSTON NA 02215 F-06034 NICE CEDEX 19080 GUADALAJARA HUNGARY U.S.A. FRANCE SPAIN TEL: TEL: 617-353-5029 TBL: 93-51-91-00 TEL: 911-223358 TLX: TLX: 951219 BOS UNIV BSN TLX: 970281 TLX: CON: 35,51V CON: 40 CON: CON: NARSDEI IRIAN G DR NARTIN IIACIO NALNOIGS DR NARTIIET LOUIS PROF NARX SIEGFRIED DR SNITHSOXIAN ASTROPHYSICAL UNIV DE CANPINAS-UNICANP OBSERVATOIRE DE GENEVE ZXTRLIXST. F. ASTROPHYSII OBSERYATORY INSTITUTO DE FISICA CH-1290 SAUVERRY IARL-SCHIARZSCBILD OBS 60 GARDEN STREET DEPTO RAIOS COSNICOS SNITZERLAND DDR-6901 TAUTEXBURG CANBRIDGE NA 02138 13100 CANPINAS SP TEL: 55-26-11 GERNANY, D.R. U.S.A. BRAZIL TLX: 27720 TEL: JENA 23530 TEL: 617-495-7244 TBL: 0192-391301 CON: 28,33 TLX: 5886284 ISOT DD TLX: 7103206842 ASTROGRAN TLX: 019-1150 CON: 50 CON: 06C,07,15.20C CON: 48 NARSDEN PBILIP L PROF NARTIN NICOLE DR NARTINEZ NARIO DR NASANI A PROF DEPT OF PHYSICS OBSERVATOIRE DE NARSEILLE CIESE OSSERVATORIO ASTRONONICO UNIVERSITY OF LEEDS 2 PLACE LE VERRIER DEPTO DE GEOFISICA DI BRERA LEEDS LS2 9JT F-13248 NARSEILLE CEDEX 4 APDO POSTAL 2732 VIA BRERA 28 U.I. FRANCE 22860 ENSENADA, B. CALIF. 1-20100 NILANO TEL: 0532-431751 TEL: 91-95-90-88 NEXICO ITALY TLX: 556473 UNIDS TLX: 420241 TEL: TBL: CON: CON: 30 TLX: TLX: CON: CON: 25,27,35 NARSH JULIAN C D NARTIN PETER G PROF NARTIII ALDO DR NASLOXSII JOZEF DR HATFIELD POLYTECHNIC INST FOR THEOR ASTROPHYS ASTROFISICA SPAZIALE ASTROXONICAL OBSERVATORY OBSERVATORY UNIVBRSITY OF TORONTO CNR UL. ORLA 171 BAYFORDBURY TORONTO ONT N5S 1A7 C P 67 30-244 IIAIOX HERTFORD, HERTS SG13 8LD CANADA 1-00044 FRASCATI, RONA POLAND U.I. TEL: 416-978-6840 ITALY TEL: 34-10-41 TEL: 0992-558451 TLX: TEL: TLX: 0322297 UJ PL TLX: 262413 CON: TLX: CON: 40 CON: 46 CON: NARSOGLU A DR NARTIN ROBERT N DR NARTIIS DONALD HENRY DR NASIOU FRANCOISE DR UNIVERSITY OBSERVATORY STEWARD OBSERVATORY DEPT PHYSICS ( ASTRONOMY 28 ALLEE GANBAUDERIE UNIVERSITE UNIVERSITY OF ARIZONA UNIVERSITY OF ALASIA F-91190 GIF-S-YVETTE ISTANBUL TUCSON AZ 85721 3221 UAA DRIVE FRANCE TURIEY U.S.A. AXCHORAGE AI 99508 TEL: TEL: 11-522-35-97 TEL: 602-621-1539 U.S.A. TLX: TLX: TLX: 467175 TEL: 907-786-1238 CON: CON: CON: 34,40 TLX: CON: 09,37

MASSEVICH ALLA G DI NiniRS IILLIAN G PROF MATSOR DERRIS L DI MATTEUCCI FIARCESCA ASTRORONICAL COUNCIL LICK OBSERVATORY JPL 183-501 1ST. ASTROFISICA SPAZIALE USSI ACADEMY OF SCIENCES UNIVERSITY OF CALIFORNIA 4800 OAK GROVE DRIVE C P 67 PYATRITSKAYA UL 48 SANTA CRUZ CA 95064 PASADERA CA 91103 1-00044 FRASCATI 109017 NOSCOI U.S.A. U.S.A. ITALY U.S.S.R. TEL: 408-429-2074 TEL: 213-354-2984 TEL: TEL: 231-54-61 TLX: TLX: TLX: TLX: 412623 SCSTP SU COM: 34 COM: 15,16 COM: CON: 35 MASSEY PHILIP L NATHEISOI DONALD S PROF MATSUDA TAKUYA PROF NATTHEVS THOMAS A DI KITT PEAR RATIONAL OBS MT STRONLO 4 SIDING DEPT AERORAUTIC EHGIREERG ASTROIONY PROGRAM PO BOX 2(732 SPRIRG OBSERVATORIES KYOTO UNIVERSITY UNIVERSITY OF MARYLAND TUCSON AZ 15726-6732 PRIVATE BAG YOSHIDAHORNACHI SAKYOKU COLLEGE PR MD 20742 U.S.A. IODEH P.O. ACT 2606 KYOTO 606 U.S.A. TEL: 602-327-5511 AUSTRALIA JAPAH TEL: TLX: TEL: 062-881111 TEL: 075-751-2111 TLX: CON: TLX: 62270 AA TLX: 05422693 LIBKYUJ COM: COM: 28,33,34 CON: 51 MASSOI COLIN R MATREZ GUT MATSUMOTO MASAMICHI PROF NATTIG I PROF DR CALTECH OBSERVATOIRE PIC-DU-NIDI FACULTY OF ENGINEERING RIEPENHSUER INSTITUT MS 405-47 ET DE TOULOUSE GIFU UNIVERSITY FUEI SONREHPIYSIK PASADENA CA 91125 14 AVIRUI EDOUARD BSLIN 501-11 GIFU SCEOENECRSTIASSE 6 U.S.A. F-31400 TOULOUSE JAPAN D-7800 FREIBURG-IM-BR. TEL: 213-356-6229 FRANCE TEL: GERMANY, F.R. TLX: 675425 TEL: 61-25-21-01 TLX: TEL: 761-32864 CON: 34,40 TLX: 530776 OBSTLSE F COM: 36 TLX: 7721552 KIS D CON: COM: 10,12,50

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 570 LIST OF MEMBERS MANILA ULEVI OR MAVROMICHALAII HELEN DR MAYER PAVEL DR MCADAX I BRUCE DR OBSERVATORY UNIVERSITY 1 PHYSICS DEPT DEPT OF ASTRONOMY SCHOOL OF PHYSICS TAHTITORRIRNARI NUCLEAR PHYSICS SECTION CHARLES UNIVERSITY UNIVERSITY OF SYDNEY SF-00130 HELSINKI 13 104 SOLONOS ST SVEDSRA 8 SYDNEY NSI 2006 FIMLAND GR-10680 ATHENS 150 00 PRAHA 5 AUSTRALIA TEL: 90-1912947 GREECE CZECHOSLOVAKIA TEL: 692-2222 TLX: 124690 UNIH SF TEL: 3639439 TEL: 540395 TLX: 26169 UNISYD COM: 21P.34.40 TLX: TLX: CON: 40 COM: 49 CON: 25,42 NATVEYENXO L I OR MM CLAIRE E DR MAYFIELD EARLE B DR XCALISTER HAROLD A DR SPACE RESEARCH INSTITUTE LAIRENCE LIVERNORE LAB THE AEROSPACE CORPORATION DEPT PHYSICS t ASTRONOMY USSR ACADEMY OF SCIEMCES L-413 5536 MICHELLE DRIVE GEORGIA STATE UNIVERSITY 117810 MOSCOW PO BOX 808 TORRANCE CA 90503 ATLANTA GA 30303 U.S.S.R. LIVERNORE CA 94550 U.S.A. U.S.A. TEL: 333-31-22 U.S.A. TEL: 213-648-7088 TEL: 404-658-2932 TLX: 411498 STAR SU TEL: 415-422-5442 TLX: 664460 TLX: CON: 40C TLX: 9103868339 UCLLLLVNR CON: CON: 24,26V,51 COM: MATZIIR RICHARD A PROF MAXHELL ALAN DR MAYOR MICHEL DR NCBREII BRIAN PHILIP DR PHYSICS DEPT HARVARD SMITHSONIAN CTR OBSERVATOIRE DE GENEVE PHYSICS DEPT UNIVERSITY OF TEXAS FOR ASTROPHYSICS CHEMIN DES MAILLETTES 51 UNIVERSITY COLLEGE AUSTIN TX 78712 60 GARDEN STREET CH-1290 SAUVERNY BELFIELD U.S.A. CAMBRIDGE MA 02138 SWITZERLAND DUBLIN 4 TEL: 512-471-5062 U.S.A. TEL: 22-55-26-11 IRELAND TLX: TEL: 617-495-9059 TLX: 27720 OBSG CH TEL: 693244 671218 CON: TLX: COM: 30C,33V,37 TLX: 36293 CON: 10,40 COM: 28,48 MADDER HORST PROF DR NAY ANDREI MAZA JOSE MCCABE MARIE R MS ASTRONOMISCHES INSTITUT DEPT OF THEORETICAL PHYS DEPTO DE ASTRONONIA INSTITUTE FOR ASTRONOMY WALDHAUSER-STR 64 1 KEBLE ROAD UNIVERSIDAD DE CHILE 2680 HOODLAHN DRIVE D-7400 TUEBINGBN OXFORD OX1 3NP CASILLA 36-D HONOLULU HI 96822 GERMANY, F.R. U.K. SANTIAGO U.S.A. TEL: TEL: 0865-53281 CHILE TEL: 808-948-8306 TLX: TLX: 83295 NUCCOX TEL: TLX: 7238459 UHAST HR COM: 42 CON: 28 TLX: COM: 10 CON: MAURICE IRK N MAY J NAZURE ALAIN DR MCCALL MARSHALL LESTER DR OBSERVATOIRE DE MARSEILLE OBS RADIOASTR DS MAIPU OBSERVATOIRE DE PARIS DAVID DUNLAP OBSERVATORY 2 PLACE LE VERRIER UNIVERSIDAD DE CHILE SECTION DE MEUDON UNIVERSITY OF TORONTO F-13248 MARSEILLE CDX 04 CASILLA 68 DAF P O BOX 360 FRANCE NAIPU F-92195 NEUDON PL CEDEX RICHMOND HILL ONT L4C 4Y6 TEL: 91-95-90-88 CHILE FRANCE CANADA TLX: 420241 F TEL: 2294101 TEL: 1-45-34-75-70 TEL: 416-978-4165 CON: 28J0C TLX: TLX: TLX: COM: COM: COM: 34 MAVRAGAIIS A G PROF MAYALL MARGARET I NAZUREI THADDEUS JOHN DR XCCAMMOl DAN DEPT OP ENG SECT OF MECH 5 SPARKS STREET MISSION RESEARCH CORP UNIVERSITY OF WISCONSIN NATL TECHN UNIV/5 HEROES CAMBRIDGE KA 02138 PO DRAWER 719 PHYSICS DEPT POLYTECH AVE U.S.A. SANTA BARBARA CA 93102 1150 UNIVERSITY AVE GR-15773 ATHENS TEL: 617-876-1563 U.S.A. MADISON HI 53706 GREECE TLX: TEL: 805-963-8761 U.S.A. TEL: 6433170 COM: 27 TLX: TEL: 608-262-5916 TLX: COM: 35,48 TLX: 265452 OOFWISC MDS CON: 07 COM: MATRIDBS STAMATIA DR MAYALL NICHOLAS D ASTROM NAZZITELLI ITALO DR MCCARROLL RONALD PROF OBSERVATOIRE DE PARIS 7206 E. CANIIO VECINO 1ST. ASTROFISICA SPAZIALE LAB D'ASTROPHYSIQUE SECTION DE MEUDON TUCSON AZ 85715 C P 67 UNIVERSITE DE BORDEAUX I DEPT RADIOASTRONONIE U.S.A. 1-00044 FRASCATI F-33405 TALENCE F-92195 MEUDON PL CEDEX TEL: 602-886-2423 ITALY FRANCE FRANCE TLX: TEL: 06-9421483 TEL: TEL: 1-45-34-75-30 COM: 28 TLX: 610261 CNRFRA TLX: TLX: COM: 35 CON: COM: 28,47 MAVRIDIS I N PROF MAYER CORNELL H NAZZDCCOII FABRIZIO DR MCCARTHY DENNIS O DR DEPT GEODETIC ASTRONOMY SPACE SCIENCE DIVISION OSSERVATORIO ASTROFISICO US NAVAL OBSERVATORY UNIVERSITY THESSALONIXI NAVAL RESEARCH LAB DI ARCETRI 34 i MASSACHUSETTS AVE NW GR-54006 THESSALONIXI CODE 4130N LARGO E. FERMI 5 WASHINGTON DC 20390 GREECE WASHINGTON DC 20375 1-50125 FIRENZE U.S.A. TEL: U.S.A. ITALY TEL: 202-653-0066 TLX: TEL: 202-767-2495 TEL: TLX: 7108221970 COM: 08,27C,33,46,50,51 TLX: TLX: COM: 19.31P COM: 16.40 COM:

NCCLIHTOCK JEFFREY I DR NCCROSRY RICHARD E DR NCGEE JANES D PROF MCKBNNA LANLOR SUSAN CENTER FOR ASTROPHYSICS CENTER FOR ASTROPHYSICS 10 HILLTOP CRESCENT ST PATRICK'S COLLEGE SMITHSONIAN ASTROPBYS OBS 60 GARDEN STREET APT 3E DEPT OF EXPERIMENTAL 60 GARDEN STREET CAMBRIDGE MA 02138 FAIRLIGHT PHYSICS CAMBRIDGE NA 02138 U.S.A. SYDNEY NSN 2094 NAYNOOTH CO KILDARE U.S.A. TBL: 617-495-7212 AUSTRALIA IRELAND TEL: 617-495-7136 TLX: TEL: 02-949-3723 TEL: 285222 TLX: COM: 15,20,22 TLX: TLX: 31493 SPCM EI CON: COM: 09,40 CON: 10,12,15,40.41 NCCLORE ROBERT D PROF MCCULLOCH PETER M DR MCGEE RICHARD X DR MCLAREN ROBERT A DR DONINIOI ASTROPHYS OBS DEPT OF PHYSICS CSIRO CANADA-FRANCE-EAHAII 5071 K SAAKICB ROAD UNIVERSITY OF TASMANIA DIVISION OF RADIOPHYSICS TELESCOPE CORPORATION RR 5 HOBART, TASMANIA P.O.BOX 76 PO BOX 1597 VICTORIA BC V8X 4M6 AUSTRALIA EPPING NSI 2121 KANUELA HI 96743 CANADA TEL: 002-20-24-20 AUSTRALIA U.S.A. TEL: 604-388-0230 TLX: 58150 TBL: 02-868-0222 TEL: 808-885-7944 TLX: CON: 40 TLX: 26230 ASTRO TLX: 633147 CFHT CON: 28.30C,45 COM: 34 CON: NCCLUSKHY GEORGE E JR DR NCCUTCHEON KILLIAN H FROF NCGINSEY BEN O JR DR NCLEAN BRIAN JOHN DIV OF ASTRONONY DEPT OF PHYSICS DEPT OF PHYSICS 4 ASTR SPACE TELESCOPE SCI INST DEFT OF MATHEMATICS UNIV OF BRITISH COLUNBIA GEORGIA STATE UNIVERSITY HOMENOOD CAMPUS LEHIGH UNIVERSITY 2075 NESBROOK MALL UNIVERSITY PLAZA BALTIMORE ND 21218 BETHLEHEM- PA 18015 VANCOUVER BC V6T 2A6 ATLANTA GA 30303 U.S.A. U.S.A. CANADA U.S.A. TEL: 301-333-9101 TEL: 215-861-3721 TEL: 604-228-3853 TEL: 404-658-2279 TLX: 6849101 STSCI TLX: TLX: 04508576 UBCPHYSICS TLX: CON: CON: 42,44 CON: CON: 28 NCCORD THOMAS ! DR MCDONALD FRAIR B DR MCGREGOR PETER JOHN DR MCLEAN DONALD J DR PLANETARY GEOSCIENCES DIV NASA/GSFC NT STROMLO 4 SIDING CSIRO HAWAII INST OF GEOPHYSICS CODE 660 SPRING OBSERVATORIES DIVISION OF RADIOPHYSICS 2525 CORREA RD GREENBELT MD 20771 PRIVATE BAG P.O.BOX 76 HONOLULU HI 96822 U.S.A. WODEN P.O. ACT 2606 EPPING NSW 2121 U.S.A. TEL: AUSTRALIA AUSTRALIA TEL: 808-948 6488 TLX: TEL: 062-88-1111 TEL: 02-868-0222 TLX: COM: TLX: 62270 CANOPUS AA TLX: 26230 ASTRO AA CON: 15,16 CON: 33 CON: 10,40 MCCRACKEN KENNETH G DR MCDONALD J R FETRIE DR NCINTOSH BRUCE A DR NCLEAN IAN S DR CSIRO - COSSA 2195 CUBBON DRIVE HERZBERG INST ASTROPHYS ROYAL OBSERVATORY LIMESTONE AVENUE VICTORIA BC V8R 1R4 NATL RESEARCH COUNCIL BLACKFORD HILL P.O. BOX 225 CANADA OTTAWA ONT K1A 0R6 EDINBURGH EH9 3HJ DICKSON ACT 2602 TEL: 604-592-6880 CANADA U.K. AUSTRALIA TLX: TEL: TEL: 31-667-3321x290 TEL: 062-484-595 COM: TLX: TLX: 72383 ROEDIN G TLX: 62003 AA CON: 22 CON: 25V CON: 44 NCCRAY RICHARD DR NCDONNELL J A 1 PROF NCKEE CHRISTOPHER F PROF NCNULLAN DENNIS DR JILA UNIT FOR SPACE SCIENCES PHYSICS DEPT CAVENDISH LABORATORY UNIVERSITY OF COLORADO UNIVERSITY OF KENT UNIVERSITY OF CALIFORNIA MADINGLEY ROAD BOULDER CO 80309 CANTERBURY, KENT CT2 7NR BERKELEY CA 94720 CAMBRIDGE CB3 OHE U.S.A. U.K. U.S.A. U.K. TEL: 303-492-7835 TEL: 0227-459616 TEL: 415-642-0805 TEL: TLX: TLX: 965449 URCLIB G TLX: 820181 UCB AST RALUD TLX: CON: 34,48 CON: 22C CON: 34 CON: 09

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 572 LIST OF MEMBERS ICIALLY DEM DR NEDTEDEV YURI A DR NEIN PIERRE NELII-ALAVERDIAN YU DR UNIVERSITY OF LOUDON OBS ASTRONOMICAL OBSERVATORY OBSERVATOIRE DE PARIS BYURAIAN ASTROPHYSICAL HILL HILL PARR ODESSA STATE UNIVERSITY SECTION DE NEODOl OBSERVATORY LONDON NH7 2QS 270014 ODESSA 5 PLACE JAXSSEX 378433 ARNENIA B.I. U.S.S.R. F-92195 NEODON PL CEDEI U.S.S.R. TEL: 01-959-7363 TEL: 22-84-42 FRANCE TEL: TLX: 28722 UCPHYS G TLX: TEL: 1-45-34-75-30 TLI: CON: 34,46 CON: TLX: 270912 OBSASTR CON: 35 CON: 05,10,12 NCNANARA DELBERT H OR NEEIS N LITTLETON DR MEIIEL ADEN B PROF NEUICE GARY J DEPT PHYSICS 4 ASTRONOMY NEEIS ASSOCIATES,IXC. JPL HARVARD-SNITHSONIAN CTR BRIGHAN YOUNG UNIVERSITY P O BOI 643 NS 186-134 FOR ASTROPHYSICS PROVO UT 84602 LINCOLN NA 01773 4800 OAR GROVE DRIVE 60 GARDEN STREET U.S.A. O.S.A. PASADENA CA 91109 CANBRIDGE NA 02138 TEL: 801-378-2298 TEL: 617-259-0093 O.S.A. U.S.A. TLX: TLI: TEL: 818-354-6827 TEL: 617-495-7388 COM: 05,27,29,45 COX: 40 TLX: TLX: CON: 09 CON: 34.44 KCYIRIE GEORGE C PROF NEGESSIER CLAODE DR NEIIIG MANFRED DR NELIICI JORGE 74 OLD DOVER ROAD OBSERVATOIRE DE PARIS ZERTRALINSTITUT FUR DEPTO DE ASTRONONIA CANTERBURY, REIT CT1 3AY SECTION DE NEODON PBYSII DER ERDE UNIVERSIDAD DE CHILE U.X. LAN TELEGRAFENBERG A17 CASILLA 36-D TEL: 0227-60704 F-92195 NEODON PL CEDEI DDR-1500 POTSDAM SANTIAGO TLI: FRANCE GERMANY, D.R. CHILE CON: 28,47 TEL: 1-45-34-75-30 TEL: 4551 TEL: 2294101 TLI: 201571 LAN TLI: 15305 VDE PDN DD TLI: CON: 29 CON: 19 CON: ICniITIR R I PETER DR NBGRELISHVILI T G PROF NEIIE RAPHAEL NELROSS DONALD B PROF SPACE t ASTROPHYSICS DIV ABASTONANI ASTROPHYSICAL ASTRONOMICAL OBSERVATORY DEPT OF TBEORETICAL RUTHERFORD APPLETON LAB OBSERVATORY GHENT STATE UNIVERSITY PHYSICS CHILTON, DIDCOT OX11 OQX 383762 ABASTUNANI,GEORGIA XEIDESTRAAT 11 UNIVERSITY OP SYDNEY O.I. O.S.S.R. B-9050 EVERGEM SYDNEY NSH 2006 TEL: 0235-446424 TEL: 22-66 BELGIUM AOSTRAL1A TLI: 83159 RUTHLB G TLI: 327409 TERNIT TEL: 091-53-87-55 TEL: CON: 14,44 CON: 21 TLX: • TLI: COM: 07 CON: 10.48 NEABORI J DR NEIBR DAVID L XEISEL DAVID D DR Nil' A V DR DEPT OF ASTROIONY JET PROPOLSION LABORATORY DEPT PHYSICS k ASTRONOMY INST RADIOPHYS 4 ELECTRON THE UNIVERSITY CODE 264-700 STATE UNIVERSITY COLLEGE UKRAINIAN ACADEMY OF SCI NAXCHESTER N13 9PL 4800 OAR GROVE DRIVE SONY 310085 IHARROV U.I. PASADENA CA 91109 GENESEO NY 14454 U.S.S.R. TEL: O.S.A. O.S.A. TEL: TLI: TEL: 213-354-5062 TEL: 716-245-5284 TLX: CON: 34 TLI: 675429 TLX: CON: CON: 28,40 CON: 15,22 HAD JAYLEI IOITAGOI DR NEIER ROBERT X KEILER YURI PROF NEIDEZ XAIUEL DR IASA/GSFC NAVAL RESEARCH LAB DEPT GEOPIYS i PLANET SCI INSTITUTO DE ASTRONONIA CODE 680 CODE 4140 TEL-AVIV UNIVERSITY UNAM GREEIBELT ND 20771 VASBIXGTOI DC 20375 TEL-AVIV 69978 APDO POSTAL 70-264 O.S.A. U.S.A. ISRAEL 04510 MEXICO DF TEL: 301-344-8543 TEL: 202-767-2773 TEL: 3-413-505 MEXICO TLI: TLI: TLI: TEL: CON: 05,45 CON: 34 CON: TLI: CON: NIADOIS A JACI PROF NIIILE IILLIAN P S NELIOURIB XILLIAN G DR NEIDEZ ROBERTO I DR ASTROIONY t HISTORY ASTROPHYSICS GROUP JPL - NAILSTOP 238-540 INST ASTRONONIA Y FISICA OF SCIENCE DEPT IMPERIAL COLLEGE NAILSTOP 238-540 DEL ESPACIO UNIVERSITY OF LEICESTER PRINCE CONSORT ROAD 4800 OAI GROVE DRIVE CASILLA 67 SUCURSAL 28 LEICESTER LEI 7RH LONDON SV7 2BZ PASADENA CA 91109 1428 BOEROS AIRES O.I. U.R. O.S.A. ARGERTIXA TIL: 0533-54455 TEL: 589-5111 TEL: TBL: 781-6755 TLI: 341198 LEICUL TLX: 261503 TLI: TLI: 22414 CEDOC AR CON: 05,16,41 COM: 28 CON: 07,19,31 CON: 34 NEBOLD ULRICB DR PROF MEIN NICOLE DR NELCBIOR PAUL J PROF DIX NEIDIS DEVANITTA ASOIA DR RADIOASTRONONISCBES INST OBSERVATOIRE DE PARIS OBS ROYAL DE BELGIOOE EECS DER UIIYERSITAT BOH SECTION DE MEODON AVENOS CIRCULAIRE 3 OIIVERSITY OF CALIFORNIA AUF DEN HUEGSL 71 DASOP B-1180 BRUIELLES AT SAR DIEGO 0-5300 BONN 1 F-92195 MEODON PL CEDEI BELGIUN LA JOLLA CA 92093 GERNAIY, F.R. FRANCE TEL: 32-2-374-38-01 U.S.A. TEL: TEL: 1-45-34-75-30 TLI: 21565 OBSBEL B TEL: 619-452-2719 TLI: TLX: CON: 08,19,31 TLI: CON: 34,40 COM: COM: 15,49

KENDOZA CLAUDIO KEXAT PAKVIZ HERRILL JOIN E DR KEUREXS JOSEPH PXOF DX IBK VBNEZUELA SCIENT. CTX INSTITUT D'ASTXOPHYSIQUE DEPT OF ASTRONONY SCHLECHINGBR-STR 7 P.O. BOX 388 98 BIS BOULEVARD ARAGO UNIVERSITY OF FLORIDA 8211 SCHLECHING-ETTENHAUS CARACAS 1010A F-75014 PARIS SSRB 211 GERNANY, F.R. VENEZUELA FRANCE GAINESVILLE FL 32611 TEL: 6-08649-483 TEL: 02-9088697 TEL: 1-43-20-14-25 U.S.A. TLX: TLX: 23283 IBKVE VC TLX: TEL: 904-392-2052 COK: 24,37 COK: COK: 47 TLX: CON: 42 NENDOZA V EDOBNIO E DR NERCIBR CLAUDE DX NERTZ LAURENCE N DX NEIE X DX CIDA OBSERVATOIRE DE PARIS 287 FAIRFIELD COURT LAB VOOR RUIHTEONDERZOEK AFARTADO 264 SECTION DE NEUDON PALO ALTO CA 94306 BENELUXLAAN 21 NRRIDA DASOP U.S.A. Nl-3527 HS UTRECHT VENEZUELA F-92195 KEUDON PL CEDEX TEL: NETHERLANDS TEL: FRANCE TLX: TEL: 31-30-937145 TLX: TEL: 1-45-34-75-30 COK: 09 TLX: 47224 COK: 25,45,51 TLX: 201571 F CON: 12,14,44 COK: NEIEGUZZI KAUKICE K DX NERGBNTALER JAN PXOF KERZANIDES CONSTANTINOS NEYER CLAUDE DI - SERVICE D'ASTROPHYSIQUE ASTRONONICAL INSTITUTE DEPT OF ASTRONOKY C E R G A CEK SACLAY UL. ROPERNIXA 19 UNIVERSITY THESSALONIRI AVENUE COPERNIC F-91191 OIF-S-YVETTE 51-617 NROCLAV GR-54006 TBESSALONIKI F-0613O GRASSE FRANCE POLAND GREECE FRANCE TEL: 1-69-08-44-38 TBL: 48-23-29 TEL: TBL: 93-36-58-49 TLX: 690860 TLX: TLX: TLX: 470865 COK: COH: 10,12 CON: CON: 26

KEIG XIINII NBRLEAU-PONTY J PXOF NESSAGE PHILIP J DX KEYER FRIEDRICH DX YUNNAN OBSERVATORY 5 R. GENERAL DE CASTELNAU DEPT APPLIED NATHS AND NPI FUER PHYSIK UND P.O. BOX 110 F-75015 PARIS THEORETICAL PHYSICS ASTROPHYSIK RUNNING FRANCE THE UNIVERSITY KARL-SCHVARZSCHILD-ST 1 CHINA, PEOPLE'S REP. TEL: LIVERPOOL L69 3BX D-8046 GARCHING B NUNCHEN TEL: 72946 TLX: U.R. GERKAXY, F.R. TLX: 64040 YUOBS CN CON: 41 TEL: 0510709-6022 TEL: 89-32990 CON: 09 TLX: 627095 TLX: 524629 ASTRO D CON: 07 COK: 12,48 NENNESSIER KARIB-ODILE DX NERNAN G A DX NESSINA ANTONIO KEYEX JEAN-PAUL DR LABORATOIRE D'ASTRONOHIE INSTITUTE OF THEORETICAL DIPT. DI ASTRONOKIA SERVICE D'ASTXOPHYSIQUE 0 S T L ASTRONONY C P 596 CEX SACLAY F-34060 NONTPEILIER 10 XUTUZOV QUAY 1-40100 BOLOGNA BP NO 2 FRANCB 192187 LENINGRAD ITALY F-91191 GIF/YVETTE CDX TEL: 67-63-91-44 U.S.S.R. TEL: FRANCE TLX: 490944 USTNONT F TEL: TLX: TEL: 1-69-08-50-25 COK: 24,27,33 TLX: COK: TLX: 690860 PHYSPAC COK: 07 COK: 48 NENON T K PROF NERNAN NATALIA V DX KESTEL LEOI PXOF NBYBR-HOFKEISTBR E DR DEPT GEOPHYS 4 ASTRONONY PULXOVO OBSEXVATORY ASTRONOKY CENTRE NPI F PHYSIK t ASTXOPHYS HIV OF BRITISH COLUMBIA 196140 LENINGRAD UNIVERSITY OF SUSSEX KAKL-SCHIARZSCHILD-STX 1 VANCOUVER BC V6T 115 U.S.S.R. BRIGHTON BN1 9QB D-8046 GARCHING B NUNCHEN CANADA TEL: U.K. GERNANY, F.R. TEL: 604-228-2082 TLX: TBL: 273-60-6755 TEL: 089-32990 TLX: 04542245 CON: TLX: 877159 UNISEX G TLX: 524629 ASTRO D CON: 28,34,37,40 CON: 35,48,49 CON: 35,42

KENTESI HUSEYIN DX NERNILLIOD JEAN-CLAUDE DX NESZAROS PETBR DR NEYERS KAXIE ANN UNIVERSITY OBSERVATORY INSTITUT D'ASTKONOKIE PENNSYLVANIA STATE UNIV OHIO STATE UNIVERSITY UNIVERSITY OF ISTANBUL UNIVEISITE DE LAUSANNE 525 DAVEY LABORATORY ASTRONONY DEPT ISTANBUL CI-1290 CHAVANNES-DES-B. DEPT OF ASTRONONY 174 NEST 18TH AVENUE TURKEY SNITZERLAND UNIVERSITY PARK PA 16802 COLUNBUS OH 43210 TBL: 522-35-97 TEL: 22-55-26-11 U.S.A. U.S.A. TLX: TLX: 27720 OBSG CH TEL: 814-865-0418 TEL: 614-422-7871 CON: CON: 05,37 TLX: 842510 TLX: CON: 34,47,48 CON: KENZIES JOXI 1 DR NERRIAN JANES B NETZ KLAUS DX NEZGEI PETER G PXOF S A AO DEPT GEOLOGICAL SCIENCES INSTITUT F ASTXONONIE NPI FUER RADIOASTRONONIE P O BOX 9 UNIV OF SASXATCBEIAN SCHEINEXSTR 1 AUF DEN HUEGEL 69 OBSERVATORY 7935 SASKATOON SA S7N 010 D-8000 KUENCHEI 80 D-5300 BONN 1 SOUTH AFRICA CANADA GERNANY. F.R. GERNANY, F.R. TEL: 47-M5 TEL: 306-966-5716 TEL: 089-989021 TEL: 0228-525297 TLX: 5720309 TLX: TLX: TLX: 0886440 NPIFRD CON: 25,37,50 COK: 19 COK: 27 COK: 33,34,40V

HZZETTI MARINO MICHEL F CURTIS FROF NIHALAS DIXITRI DR NILANO LEOPOLDO DR OSSERVATORIO ASTRONONICO RICE UNIVERSITY DEPARTKENT OF ASTRONONY OSSERVATORIO ASTRONONICO DI TRIESTE HOUSTON TX 77251 UNIVERSITY OF ILLINOIS DI CAPODINONTE VIA G.B. TIRPOLO 11 U.S.A. 1011 «. SPRINGFIELD AVE. VIA NOIARIELLO 16 1-34131 TRIESTE TEL: 713-527-4925 URBANA IL 61801 1-80131 RAPOLI ITALY TLX: 556457 U.S.A. ITALY TEL: 040-793221 CON: 48,49 TEL: 217-333-3090 TEL: TLX: 461137 OAT I TLX: TLX: COD: 42,47 CON: 12.36C COK: HUES PIERRE DR NICZAIKA G R DR XIRANI TAEAO DR MILES BOIARD G MR OBSERVATOIRE DE TOULOUSE TRR SYSTENS R5-2291 OSAKA GARUIN UNIVERSITY LANE PARR 14 AVENUE EDOUARD BELIR 1 SPACE PARR 2-36-1, RISBIBE-NIRANI PITYRE, ST MINVER F-31400 TOULOUSE REDORDO BEACH CA 90278 SUITA-SHI RADEBRIDGE PL27 6PN FRANCE U.S.A. OSARA 564 U.K. TEL: 61-25-21-01 TEL: JAPAN TEL: 020-886-3153 TLX: TLX: TEL: 06-381-8434 TLX: CON: 25 CON: TLX: COM: 22,46 COS: XIAO TOIG-0AI NIDDLEHURST BARBARA K IS NIEESELL ALFRED I NR MILET BERNARD I DR DEFT OF ASTRONOMY LUNAR 4 PLANETARY INST 2509 N. CAMPBELL 169 OBSERVATOIRE DE RICE NANJING UNIVERSITY 3303 NASA ROAD 1 TUCSON AZ 85719 BP 139 NANJING 210008 HOUSTON TX 77058 U.S.A. F-06003 NICE CEDEX CHINA, PEOPLE'S REP. U.S.A. TEL: 602-327-2381 FRANCE TEL: TEL: TLX: TEL: 93-89-04-20 TLX: TLX: CON: TLX: CON: 08.46C COD: 16 COM: 15,20,51

MIAO YOIG-RUI MIETELSRI JAR S DR MIRBAIL FABNY I PROF DR MILEY G R DR SHAARXI OBSERVATORY ASTRONOMICAL. OBSERVATORY AIR SHAMS UNIVERSITY SPACE TELESCOPE SCI INST P.O. BOX 10 JAGIELLONIAN UNIVERSITY FACULTY OF SCIENCE HONEVOOD CAMPUS LINTONG XIAN UL. ORLA 171 CAIRO 3700 SAN MARTIN-DRIVE SHAARXI 30-244 KRAROR EGYPT BALTIMORE MD 21218 CHINA, PEOPLE'S REP. POLAND TEL: 575887 U.S.A. TEL: XIAN 32255 TEL: 48-12-22-38-56 TLX: 94070 USHNS UN TEL: 301-338-4760 TLX: 70121 CSAO CN TLX: 0322297 UJ PL COM: TLX: COM: 31C COM: 19 COM: 40 NICHALBC ADAM MIGEOTTE MARCEL V FROF MIRBAIL JOSEPH SIDRY DR NILREY ROBERT « DR ASTRONOMICAL OBSERVATORY INSTITUT D'ASTROPHYSIOUE HELRAN OBSERVATORY SPACE TEL SCIENCE INST JAGIELLONIAN UNIVERSITY UNIVERSITE DE LIEGE CAIRO BOMENOOD CAMPUS UL. ORLA 171 AVENUE DE COINTE 5 EGYPT 3700 SAN MARTIN DRIVE 30-244 mm B-4200 COIHTE-OUGREE TEL: BALTIMORE ND 21213 POLAND BELGIUN TLX: U.S.A. TEL: 221817/3856 TBL: 41-52-9980 COM: 16 TEL: 301-338-4720 TLX: 0322297 UJ PL TLX: 41264 ASTRLG TLX: 6849101 CON: 40 CON: 12,14 CON: 12 MICHALITSIUOS ANDREI NIGIARD FRANCOIS DR NIRBSLSOB NIROLAJ N DR MILLAR TBOMAS J DR RASA/GSFC CERGA MAIN ASTROR OBSERVATORY MATHEMATICS DEPT CODE 684.1 AVENUE COPERRIC PULROVO UNI ST GREENBELT ND 20771 F-06130 GRASSE 196140 LENINGRAD P O BOX 88 U.S.A. FRANCE U.S.S.R. MANCHESTER M60 1QD TEL: 301-344-6177 TEL: 93-36-58-49 TEL: 2-979-465 U.R. TLX: TLX: 470865 TLX: TEL: 061-236-3311 COM: 10,34,44 COM: 07 CON: 09 TLX: 666094 CON: 34 MICHARD RAYMOND DR MIHAILA IEROIIM FROF MIRROLA SEFPO DR MILLER FREEMAN D PROF OBSERVATOIRE DE RICE BUCHAREST UNIVERSITY TURRU UNIVERSITY OBS UNIVERSITY OF NICHIGAN BP 139 ACADBNIEI 14 ITAINEN PITRAKATU 1 DEPT OF ASTRONOMY F-06003 NICE CEDEX 70109 BUCAREST SF-20520 TURRU DENNISON BLDG FRANCE RUMANIA FINLAND ANN ARBOR NI 48109 TEL: 93-89-04-20 TBL: 230819 TEL: 921-645976 U.S.A. TLX: 460004 TLX: TLX: TEL: 313-764-3447 COM: 10,12 COM: COM: 07,26,33,37 TLX: CON: 15 MICHAUD GEORGES J DR NIBALAS BARBARA R IEIBEL NILAII ANDREA MILLER BUGB R PROF 250 DU FIRISTERE BIGH ALTITUDE OBSERVATORY ISTITUTO DI MATEMATICA DEPT OF PBYSICS ST-LAMBERT J4S 1P5 RCAR UNIVERSITA' DI PISA GEORGIA STATE UNIVERSITY CANADA PO BOX 3000 VIA BUONARROTI 2 ATLARTA GA 30303 TEL: 514-343-6672 BOULDER CO 80307 1-56100 PISA U.S.A. TLX: 055-62425 UDEMPHYSAS U.S.A. ITALY TEL: 404-658-2279 CON: 35,36 TEL: 304-494-5151 TEL: TLX: TLX: TLX: COR: 28 COM: COM: 07

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 575 MILLER JOHI C Dl MILLNAN PETER M DR MIMAROVJECH MILAN NISCONI NIHIL YOUSIF DR DEPT OF ASTROPHYSICS HERZBERG INST ASTROPHYS ASTRONOMICAL INSTITUTE SPACE ASTRONOMY LAB UNIVERSITY OF OXFORD NATL RES COUNCIL CANADA SLOVAI ACAD. OF SCIENCES UNIVERSITY OF FLORIDA SOUTH PARIS ROAD OTTAWA ONT X1A 0R6 059 60 TATRANSIA LOMNICA 1810 N.N. 6TH STREET OXFORD 0X1 3RQ CANADA CZECHOSLOVAKIA GAINESVILLE FL 32609 ' 0.1. TEL: 613-990-0705 TEL: 967-8668x0969 U.S.A. TEL: 44-865-511336 TLX: 053-3715 TLX: 78277 TEL: TLX: 83295 KUCLOX G COM: 15,16,22, N CON: 09 TLX: CON: 48 COM: 21,22 SILLER JOSEPH S PROF MILLS ALLAN A DR NININ I N PROF NISIER CHARLES V PROF LICK OBSERVATORY DEPT OF ASTRONOMY LENINGRAD STATE UNIV DEPT PHYSICS 4 ASTRONONY UNIVERSITY OF CALIFORNIA THE UNIVERSITY ASTRONONICAL OBSERVATORY UNIVERSITY OF NARYLAND SANTA CRUZ CA 95060 LEICESTER LEI 7RH BIBLIOTECHNAJA PL. 2 COLLEGE PARK ND 20742 U.S.A. U.I. 198904 LENINGRAD-PETRODV. U.S.A. TEL: 408-429-2135 TEL: 0533-554455 U.S.S.R. TEL: TLX: TLX: TEL: 257-94-89 TLX: CON: 250,28,34 COM: TLX: CON: 47 CON: 34 MILLER RICHARD H DI MILLS BERNARD Y PROF MINN YOUNG IEY DR MISSANA MARCO DR ASTRONONY DEPT SCHOOL OF PHYSICS KOREAN NATIONAL OSSERVATORIO ASTRONONICO UNIVERSITY OF CHICAGO UNIVERSITY OF SYDNEY OBSERVATORY DI BRERA 5640 ELLIS AVENUE SYDNEY NSV 2006 IANGNAM-IU VIA CRENAGNANI 13/11 CHICAGO IL 60637 AUSTRALIA SEOUL 134-03 1-20059 VINERCATE U.S.A. TEL: 02-692-2544 KOREA, REPUBLIC ITALY TEL: 312-962-8201 TLX: 26169 UNISYD TEL: 567-0751 TEL: TLX: 6871133 COM: 28,40 TLX: 24230 NIOST K TLX: CON: 28,33 COM: 34,51 COM: MILLET JEAN OR MILME DOUGLAS I DR NINNET HARRY C MR MISSANA NATALE PROF LAS CSIRO CSIRO VIA PUCCINI 2 TRAVERSE DU SIPHON DIVISION OF RADIOPHYSICS DIVISION OF RADIOPHYSICS 1-20025 PINO TORINESE LES TtOIS LUCS P.O.BOX 76 P.O.BOX 76 ITALY F-13012 NARSEILLE SPPING NSN 2121 EPPING NSN 2121 TEL: FRANCE AUSTRALIA AUSTRALIA TLX: TEL: 91-66-08-32 TEL: 02-868-0222 TEL: COM: TLX: 420584 ASTROSP F TLX: 26230 ASTRO TLX: COM: CON: 34,40 CON: MILLIARD BRUNO NILOGRADOV-TURIN JELENA MINTZ BLANCO BETTY MRS NITALAS ROMAS ASSOC PROF LAB ASTRONOMIE SPATIALE INSTITUTE OF ASTRONOMY CERRO TOLOLO DEPT OF ASTRONOMY TRAVERSE DU SIPHON UNIVERSITY OF BEOGRAD INTERAMERICAN OBSERVATORY UNIV OF NESTERN ONTARIO LES TROIS LUCS STUDEITSII TRG 16 CASILLA 603 LONDON ONT N6A 5B9 F-13012 MARSEILLE YU-11000 BEOGRAD LA SERENA CANADA FRANCE YUGOSLAVIA CHILE TEL: 519-679-3184 TEL: 91-05-59-00 TEL: 638-715 TEL: 213352 TLX: TLX: 420584 ASTROSP F TLX: TLX: CON: 35 COM: COM: 40 COM: 20,25 NILLI5AN J E MILONI EUGBNE 1 PROF MIRABEL IGOR FELIX DI MITCHELL GEORGE F DR ASTROPHYSICS BRANCH PHYSICS DEPT IAFE DEPT OF ASTRONONY GODDARD SPACE FLIGHT CTR UNIVERSITY OF CALGARY CC 67, SUC. 28 SAINT MARY'S UNIVERSITY GREENBELT KD 20771 2500 UNIVERSITY DR NH 1428 BUENOS AIRES HALIFAX NS B3H 3C3 U.S.A. CALGARY AB T2N 1N4 U.S.A. CANADA TEL: CANADA TEL: TEL: 902-429-9780 TLX: TEL: 403-220-5412 TLX: TLX: COM: 29 TLX: 03821545 CON: 28,33,40,51 CON: CON: 25C,27,42 NILLIIAN ALLAN G MR MILONI LUIS A DR MIRONOV NIKOLAY T MITCHELL RICHARD MR RESEARCH LABS B-59 OBSERVATORIO ASTRONONICO MAIN ASTRONOMICAL OBS 12704 LA CUEVA N.E. EASTMAN KODAK CO LAPRIDA 854 UKRAINIAN ACADEMY OF SCI ALBUQUERQUE NN 87123 343 STATE STREET 5000 CORDOBA 252127 KIEV U.S.A. ROCHESTER NY 14650 ARGENTINA U.S.S.R. TEL: 505-292-0309 U.S.A. TEL: 36876 - 40629 TEL: 66-47-59 TLX: TEL: 716-722-0277 TLX: 51822 BUCOR TLX: 131406 SKY CON: 25 TLX: CON: 27 CON: 19 CON: 09 NIUIS ROBERT L Dl NILOVANOVIC VLADETA DR NIRZOYAI L V DI PROF MITCHELL IALTER E JR LOIELL OBSERVATORY INSTITUT ZA CIODEZIJU BYUIAIAN ASTROPHYSICAL ASTRONOMY DEPT 1400 ». MARS HILL ROAD BULEVAR REVOLUCIJE 73 OBSERVATORY OHIO STATE UNIVERSITY FLAGSTAFF AZ (6001 11000 BEOGRAD 378433 ARMENIA 174 I. 18TH AVE U.S.A. YUGOSLAVIA U.S.S.R. COLUNBUS OH 43210 TEL: 602-774-3358 TEL: TEL: U.S.A. TLX: TLX: TLX: TEL: 614-422-5554 COM: 16.20C COM: 19 COM: 27C33 TLX: COM:

MIIIC LJUBISA A DR MIYAMOTO SIGENORI PROF NODISETTE JERRY L PROF MOFFET ALAI T PROF OBSERVATCIRE DE BELGRADE DEPT OF PHYSICS/FAC SCI HOUSTON BAPTIST UNIV OVENS VALLEY RADIO OBS YOLGIIA 7 OSAKA UNIVERSITY 7502 FONDREN AVE CALTECH 105 24 11050 BELGRADE MACHIKANEYAMA-CHO HOUSTON TX 77074 PASADENA CA 91125 YUGOSLAVIA TOYONAKA OSAKA 560 U.S.A. U.S.A. TEL: 011-419-357 JAPAN TEL: 375-774-7661 TEL: 816-356-4977 TLX: TEL: 36-844-1151 TLX: TLX: 675425 COS: 08 TLX: COM: 44 COM: 40 COM: 16.36.44.48 KITRA A P DR MIYAMOTO SYOTARO PROF DR KOBHLKANN DIEDRICH MOFFETT THOMAS J PROF NATIONAL PHYSICAL LAB KASAH OBSERVATORY INST. F. KOSMOSFORSCHUNG DEPT OF PHYSICS NEK DELHI 110 012 YANASHINA RUDOVER CHAUSSEE 5 PURDUE UNIVERSITY INDIA KYOTO 607 DDR-1199 BERLIN (EST LAFAYETTE IN 47907 TEL: 585298/ JAPAN GERMANY, D.R. U.S.A. TLX: 3162454 SSD IN TEL: 075-581-1235 TEL: 6743485 TEL: 317-494-5508 COK: TLX: TLX: 113132 IKF DO TLX: COK: COM: 15,16 COM: 25,27

NITROFANOVA LYUDMILA A DR NI2UNO SHUN MOELLEIEOFF CLAUS DR MOGILSVSKIJ EH I DR Pl'LROYC OBSERVATORY KANAUNA INST TECHNOLOGY LANDESSTERNNARTE INSTITUTE OF TERRESTRIAL 196140 LENINGRAD 7-1 OGIGAOKA KCENIGSTUHL MAGNETISM, IONOSPHERE AND U.S.S.R. NONOICHIMACHI 3-6900 HEIDELBERG 1 RADIO NAVE PROPAGATION TEL: ISHIRANA 921 GERMANY, F.R. 142092 TROITSK, MOSCON R. TLX: JAPAN TEL: 06221-10036 U.S.S.R. COM: TEL: 0762-48-1100 TLX: 461739 MPIA D TEL: 232-19-31 TLX: 5122456 KITLC J COM: 35 TLX: 412623 SCSTP SU COM: 34 COM: 10 KITTON SINON OR MIATSAKANIAM MAMIKON A DR MOERDIJK HILLY G DR MOHLER ORRE1 C PROF CAMBRIDGE I'NIV PRESS BYURAKAN ASTROPHYSICAL ASTRONOMISCB OBS R.U.G. 405 AWIXA RD SHAFTS8URY ROAD OBSERVATORY ST PIETBRSAALSTSTRAAT 171 ANN ARBOR MI 48104 CAMBRIDGE CB2 2RI' 378433 ARMENIA B-9000 GENT U.S.A. U.K. U.S.S.R. BELGIUM TEL: 313-662-2770 TEL: 0-223-312-393 TEL: 56-34-53 TEL: 091-221233 TLX: TLX: 817256 CUPCAM UK TLX: TLX: COM: 07.10,14 COK: 05C COK: 36 COM:

KIYADI NASASI DR MO JING-ER MOBSOAARO KRISTIAN P NOISEEV I G DR SENGANA 3-6-11 PURPLE MOUNTAIN HISTORY OF SC DEPT CRIMEAN ASTROPHYS OBS CHOPU-SHI 182 OBSERVATORY UNIVERSITY OF AARHUS USSR ACADEMY OF SCIENCES JAPAN NANJING BYGADAN 1 / TORRILD USSR ACADEMY OF SCIENCES TEL: 03-300-4632 CHINA, PEOPLE'S REP. DK-8300 ODDER 334413 CRIMEA TLX: TEL: 36967 DENMARK U.S.S.R. COM: 19 TLX: 34144 PMONJ CN TEL: 06-53-1004 TEL: COM: TLX: TLX: COM: 41 COM: 10,40 NIYAJI SHIGBEI DR MOCHNACKI STBPHAN « DR MOFFAT ANTHONY F J DR MOLCHANOV A P PROF DEPT NATURAL HISTORY DAVID DUNLAP OBSERVATORY DEPT DE PHYSIQUE LENINGRAD STATE UNIV COLLEGE ARTS & SCS DEPT OF ASTRONOMY UNIVERSITE DE MONTREAL ASTRONOMICAL OBSERVATORY 1-33 YAY0ICHC UNIVERSITY OF TORONTO CP 6128 - SUCC A 199178 LENINGRAD CHIBA 260 TORONTO ONT S5S 1A7 MONTREAL Pfl H3C 3J7 U.S.S.R. JAPAN CANADA CANADA TEL: TEL: 472-51-1111 TEL: TEL: 514-343-6682 TLX: TLX: TLX: TLX: 05562425 UDEMPHYSAS COM: 40 COM: 35.42,48 COM: 42 CON: 29.33.37 MIYANA STOKER NOCZKO JANUSZ DR MOFFAT JOEI I. DR MOLES MARIANO J DR DEPT OF PHYSICS BORONIEC DEPT OF PHYSICS INST DE ASTROFISICA DE KYOTO UNIVERSITY 63-120 KORNIK UNIVERSITY OF TORONTO ANDAMCIA. APDO 2144 KITASHIRARANA OINAKECHO POLAND TORONTO ONT M5S 1A7 PROFESOR ALBAREDA 1 KYOTO 606 TEL: CANADA 18080 GRANADA JAPAN TLX: TEL: 416-978-2949 SPAIN TEL: 075-751-2111 COM: 19 TLX: TEL; 58-12-13-11 TLX: COM: TLX: 78573 IAAG E COM: 34 COM: 28 MIYAMOTO MASANORI DR MODALI SARKA B DR MOFFATT HENRY KEITH PROF MOLINA ANTONIO TOKYO ASTRONOMICAL CSM SYSTEMS i RESEARCH DEPT APPLIED MATHS INST DE ASTROFISICA DE OBSERVATORY 8401 CORPORATION DR. SILVER STREET ANDALUCIA, APDO 2144 CSASA MITAKA LANDCVER KD 20785 CAMBRIDGE CB3 9EV PROFESOR ALBAREDA 1 TOKYO 181 U.S.A. U.K. 18080 GRANADA JAPAN TEL: 301-459-3322 TEL: 0223-351645 SPAIN TEL: 0422-32-5111 TLX: TLX: 81249 CAMSPL G TEL: 58-12-13-00 TLX: 2822307 TAOMTK J COM: COM: TLX: 78573 IAAG E COM: 08V.33 COM: 16,21

KOLIAR KICHAEL X PROF NONTNIRLE THIERRY DR NOORVOOD ALAN F M NORENO-INSERTIS FERNANDO ATiT BELL LABORATORIES SERVICE D'ASTROPHYSIQUE ESC INST DE ASTROFISICA DE ROOK 2B-422 CEN SACLAY KARL-SCHNAR2SCHILD-STR 2 CANARIAS CRANFORDS CORNER ROAD F-91191 GIP/YVETTB CDX 1 D-8046 GARCHING B HUNCHES 38071 TENERIFE HOLNDEL NJ 07733 FRANCE GERMANY, F.R. SPAIN U.S.A. TEL: 1-69-08-57-22 TEL: 089-320-06-294 TEL: 922-262211 TEL: TLX: 690860 TLX: 55 28 282 24 EO D TLX: 92640 TLX: CON: CON: 28 COM: 10,12 CON: KOKCBEf GOSPODIH NOOK DELO E PROF NOOS HENRY VARREN DR NORETON G E ASTRONOMICAL OBSERVATORY DEPT PHYSICS i ASTRONOMY DEPT PHYSICS 4 ASTRONOMY 15-5 THE ESPLANADE P.O. BOX 7 DARTNOUTH COLLEGE JOHNS HOPKINS UNIVERSITY BALMORAL BEACH NSK 2088 8800 SLIVEK HANOVER NH 03755 BALTIHORE MD 21218 AUSTRALIA BULGARIA U.S.A. U.S.A. TEL: TEL: 2-72-04 TEL: 603-646-2972 TEL: 301-338-7337 TLX: TLX: TLX: TLX: 7102341090 CON: 10 CON: COM: COM: 29,44

NOIAGHAN JOSEPH J DX NOONS NICHELE B N N NORAN JANES N DR NORGAN BRIAN LEALAN NATHENATICS DEPT DEPT DE NATHENATIQUE CENTER FOR ASTROPHYSICS BLACKETT LABORATORY NONASH UNIVERSITY FAC UNIV I.D. DE LA PAIX 60 GARDEN STREET IMPERIAL COLLEGE CLAYTON VIC 3168 RENPART DE LA VIERGE 8 CAMBRIDGE MA 02138 LONDON SK7 2BZ AUSTRALIA B-5000 NANUR U.S.A. U.K. TEL: 03-541-2563 BELGIUM TEL: 617-495-7477 TEL: 01-589-5111 TLX: NONASH AA 32691 TEL: 081-229061x2438 TLX: 921428 SATELLITE CAN TLX: 261503 CON: 35 TLX: 59222 FACNAN B COM: 40 CON: 09 COM: 07 NONET DAVID G MOORE DANIEL R DR NORAIDO BRUNO L DR NORGAN DAVID H DR US NAVAL OBSERVATORY DEPT APPLIED NATBS BUREAU DES LONGITUDES ROYAL OBSERVATORY PO BOX 1149 SILVER STREET 77 AVE DENFERT-ROCHEREAU BLACKFORD HILL FLAGSTAFF .AZ 86001 CAMBRIDGE CB3 9E8 F-75014 PARIS EDINBURGH EH9 3HJ U.S.A. U.K. FRANCE U.K. TEL: TEL: TEL: 1-43-20-12-10 TEL: 031-667-3321 TLX: TLX: TLX: TLX: 72383 ROEDIN G CON: 24,33,44 CON: 35 CON: 04P,07,20 COM: 21.34

NOIFILS AIDRE G PROF NOORE ELLIOTT P PROF NORBEY CHRISTOPHER L NORGAN JOHN ADRIAN IAL SPACE JOINT OBSERVATORY DOMINION ASTROPHYS OBS THE AEROSPACE CORPORATION UNIVERSITE DE LIEGE FOR COKEIARY RESEARCH 5071 « SAANICH ROAD MS N4/041 AVENUE DU PRE AILY CANPUS STATION RR 5 PO BOX 92957 5-1900 ANGLEUR-LIEGE SOCORRO NM 87801 VICTORIA BC V8X 4M6 LOS ANGELES CA 90009 BELGIUM U.S.A. CANADA U.S.A. TEL: 041-67-66-68 TEL: 505-835-5431 TEL: 604-388-0220 TEL: TLX: 41320 IAL SP B TLX: TLX: 0497295 TLX: CON: 14,44 COM: 15 COM: 26,28,30 CON: 35 N0IN8T GUY J OR NOORE PATRICK DR NORIILS GUY DR NORGAN PITER DR OBSERVATOIRE DE LYON FARTHINGS OBSERVATOIRE DE BESARCON CANBERRA COLL ADV EDUC AVENUE CHARLES ANDRE 39 NEST STREET 41B AVE OE L'OBSERVATOIRE SCHOOL OF APPLIED SCIENCE F-69230 ST GENIS-LAVAL SELSEY, SUSSEX F-25000 BESANCON P.O.BOX 1 FRANCE U.K. FRANCE BELCONNEN ACT 2616 TEL: 78-56-07-05 TEL: 0243-603-668 TBL: 81-50-22-66 AUSTRALIA TLX: 310926 TLX: TLX: 361144 F TEL: 062-52-2111 CON: 33 CON: 16 COM: TLX: 62267 CANCOL AA CON: 19,31 NONSIGNORI FOSSI BRUNA DR NOORE RONALD L DR NORIL PIERRE JACQUES DR NORGAN THOMAS H DR OSSERVATORIO ASTROFISICO NASA/NARSHALL SPACE OBSERVATOIRE DE NICE JOHNSON SPACE CENTER DI ARCETRI FLIGHT CENTER BS 52 BP 139 CODE SN3 LARGO E. FERNI 5 SPACE SCIENCE LABORATORY F-06003 NICE CEDEX HOUSTON IX 77058 1-50125 FIRENZE HUNTSVILLE AL 35812 FRANCE U.S.A. ITALY U.S.A. TEL: 93-89-04-20 TEL: 713-483-5039 TEL: TEL: 205-453-0118 TLX: 460004 TLX: 762931 TLX: TLX: 59-4416 NASA HSFC HT CON: 26 COM: 42,44 CON: CON: NOITBS CARLOS D! NOORHEAD JANES N DR MORENO HUGO PROF NORGAN IILLIAN I PROF OBSERVATOIRE DE NICE ASTRONONY DEPT DEPIO DE ASTRONOMIA YERKES OBSERVATORY BP 139 UNIVERSITY OF K. ONTARIO UNIVERSIDAD DE CHILE PO BOX 258 F-06O03 NICE CBDEX LONDON ONT N6A 3K7 CASILLA 36-D NILLIANS VI 53191 FIANCE CANADA SANTIAGO U.S.A. III: 93-89-04-20 TEL: 519-679-3186 CHILE TEL: 414-245-5555 TLX: 460004 TLX: TEL: 229-4101/4002 TLX: COR: CON: TLX: 440001 PBCZ OBSERNAL CON: 28,45 COM: 25

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 578 LIST OF MEMBERS NORGBLBFF NINA ING NOROZHENKO N 1 DR NORRISON PHILIP PROF NOURADIAN ZADIG N DR INSTITDT D'ASTROPHYSIQUE NAIN ASTRONICAL OBS DEPT OF PHYSICS OBSERVATOIRE DE PARIS 98 BIS BOULEVARD ARASO UKRAINIAN ACADENY OF SCI NIT 6-205 SECTION DE MEUDON F-75014 PARIS GOLOSEEVO CAHBRIDGE NA 02139 DASOP -LA326 FRANCE 252127 KIEV U.S.A. F-92195 NBUDON PL CEDEX TEL: 1-43-20-14-25 U.S.S.R. TEL: 617-253-5086 FRANCE TLX: TEL: 663110 TLX: TEL: 1-45-34-75-30 C0«: 27,29.45 TLX: 131406 SKY CON: 47,48,51 TLX: CON: 10 /" COM: 12 80RIK0T0 SASAKI DR NOMAS RICARDO DR. NORTON DONALD C DR NOUSCHOVIAS TBLEMACHOS CH TOKYO ASTRONONICAL INSTITUTO ARGENTINO HERZBERG INST ASTROPHYS DEPT OF ASTRONONY OBSERVATORY DE RADIOASTRONONIA NATIONAL RESEARCH COUNCIL UNIVERSITY OF ILLINOIS OSAKA NITAKA CASILLA DE CORREO 5 100 SUSSEX DRIVE 1011 W. SPRINGFIELD AVE TOKYO 181 1894 VILLA ELISA IBs.As.) OTTAWA ONT K1A 0R6 URBANA IL 61801 JAPAN ARGENTINA CANADA U.S.A. TEL: TEL: 021-43793 TEL: TEL: 217-333-3090 TLX: TLX: 18052 CICYR-AR TLX: TLX: CON: 34.40.51 CON: 40 CON: 09.29.34,44 COM: 34 NORISOl IAN NR NORRIS DAVID DR NORTON G A DR NOUSSAS XENOPNON PH D HAL IRAN 1122 SKYCREST DR. APT 6 NATIONAL UNIVERSITY JODRELL BANK 70IE 10 WALNUT CREEK CA 94595 ASTROPHYSICS LABET NACCLESFIELD SK11 9DL DONAINE UNIVERSITAIRE U.S.A. 20 SKYLITSI STREET U.K. F-38406 ST-NARTIN-D'HERES TEL: SR-11473 ATHENS TEL: 0477-71321 FRANCE TLX: GREECE TLX: 36149 TEL: 75-42-33-83 CON: TEL: 7235122/8843877 CON: 40 TLX: 950753 TLX: CON: 40 CON: 49 NORITA KAZUHIKO NORRIS NARK ROOT DR NOSS CHRISTOPHER DR NOUTSOULAS MICHAEL PROF DEPT OF PHYSICS DEPT OF ASTRONONY INSTITUTE OF ASTRONONY DEPT OF EARTH SCIENCES HOKKAIDO UNIVERSITY MATH-SCIENCES BLDG NADINGLBY ROAD UNIVERSITY OF ATHENS NISHI 8-CHONE KITA 10-JYO UCLA CAMBRIDGE CB3 0HA GR-15784 ATHENS SAPPORO, HOKKAIDO 060 LOS ANGELES CA 90024 U.K. GREECE JAPAN U.S.A. TEL: 0223-337548 TEL: 7247569 TEL: 11-7-11-2111 TEL: 213-825-3320 TLX: 817297 ASTRON G TLX: 215255 GR TLX: TLX: CON: 28 COM: 16,51 CON: 40 CON: 33,34,40,51 NORIYANA FUNIO PROF NORRIS STEPHEN C DR NOSS DAVID L DR MOVAHED REZA DR OSAKA GAKUIN UNIVERSITY DOMINION ASTROPHYS OBS NATHENATICS DEPT P O BOX 6 2-36-1 KISHIBE NINANI 5071 V SAANICH ROAD MANCHESTER UNIVERSITY BABOLSAR SUITA-SHI RR 5 NANCHESTER N13 9PL IRAN OSAKA-FU 564 VICTORIA BC V8X 4N6 U.K. TEL: JAPAN CANADA TEL: TLX: TEL: 06-381-8434 TEL: 604-388-3976 TLX: CON: TLX: TLX: 0497295 CON: 35 CON: 10,12,40 CON: 25,35 NOROSSI CARLO MORRISON DAVID PROF NONA SANTO DR NRKOS ANTONIN DR OSSERVATORIO ASTRONONICO INSTITUTE FOR ASTRONONY DIPT. DI NATINATICA DEPT OF ASTRONONY VIA G.B. TIEPOLO UNIVERSITY OF HAWAII CITTA UNIVERSITARIA CHARLES UNIVERSITY 1-34131 TRIESTE HONOLULU HI 96822 VIALE A. DORIA 6 SVEDSKA 8 ITALY U.S.A. 1-95125 CATANIA 150 00 PRAHA 5 TEL: TEL: 808-948-8531 ITALY CZECHOSLOVAKIA TLX: TLX: TEL: 095-330533x668 TEL: CON: 25,29,45 CON: 15,16V,» TLX: 970359 ASTRCT-I TLX: 144307 KLET CZ COM: 10 COM: 06P.15.20 NOROZ V I PROF DR NORRISON LESLIE V NOTZ LLOYD PROF MUELLER EDITH A PROF SPACE RESEARCH INSTITUTE ROYAL GREENWICH OBS DEPT OF ASTRONONY RENNREG 15 USSR ACADENY OF SCIENCES HERSTNONCEUX CASTLE COLUHBIA UNIVERSITY CH-4052 BASEL 117810 MOSCOW HAILSHAN BN27 1RP PUPIN HALL BOX 57 SWITZERLAND U.S.S.R. U.K. NEK YORK NY 10027 TEL: 061-42-31-68 TEL: 333-31-22 TEL: 032-181-3171 U.S.A. TLX: TLX: 411498 CTAP CY TLX: 87451 RGOBSY G TEL: 212-280-3279 CON: 12,36.38P.44.46 CON: 16,51 CON: 04,08,19 TLX: CON: NOROZiEHRO A V DR NORRISON NANCY DUILAP DR NOULD JEREMY R MUELLER EIALD NAIN ASTRONONICAL OBS DEPT PHYSICS t ASTRONONY DIV PHYSICS k ASTRONONY NPI F PHYS i ASTROPHYSU UKRAINIAN ACADENY OF SCI UNIVERSITY OF TOLEDO CALTECH 105-24 INSTITDT F. ASTROPHYSIK SOLOSEEVO 2801 II BANCROFT ST PASADENA CA 91125 KARL-SCHIARZSCHILD-STR. 1 252127 KIEV TOLEDO OH 43606 U.S.A. D-8046 GARCHING B NUNCHEN U.S.S.R. U.S.A. TEL: 818-356-4168 GERMANY. F.R. TEL: 663110 TEL: 419-537-2659 TLX: TEL: 089-3299-0 TLX: 131406 SKY TLX: CON: 28,37 TLX: 524629 ASTRO D CON: 16C CON: 27,29 CON: 35

WELLE! HBLNUT 0 PROF DR NULLALY RICHARD F DR NtmtA NICHAEL JON HURRAY CARL D HERZOGENNUEBLBSTR. 4 SCHOOL OF ELECTRICAL NASA/GSFC SCHOOL OF NATHENAT. SCI. CH-8051 ZUERICH ENGINEERING CODE 693 QUEEN NARY COLLEGE SWITZERLAND UNIVERSITY OF SYDNEY GREENBELT ND 20771 NILE END ROAD TBL: 01-41-11-47 SYDNEY NSV 2006 U.S.A. LONOON El 4NS TLX: AUSTRALIA TEL: 301-344-6994 U.I. CON: TEL: TLX: TEL: 01-980-4811 TLX: CON: 14,15,16 TLX: 893750 CON: CON: 07.20 MUELLER IVAN I PROF NULLAN DKRNOTT J DR NUNRO RICHARD H DR NURRAY JOHN B DR GEODETIC SCI A SURVEYING BARTOL RES FOUNDATION HIGH ALTITUDE OBSERVATORY UNIVERSITY OF LONDON OHIO STATE UNIVERSITY UNIVERSITY OF DELAWARE PO BOX 3000 OBSERVATORY 1958 NEIL AVENUE NEWARK DE 19716 BOULDER CO 80307 NILL HILL PARR COLUMBUS OH 43210-1247 U.S.A. U.S.A. LONDON NW7 2QS U.S.A. TEL: 301-398-3368 TEL: 303-497-1564 U.I. TEL: 614-422-2269 TLX: 5106660805 TLX: 45694 TEL: TLX: CON: CON: 12 TLX: CON: 04.19C31C CON: NUBNCH GUIDO PROF NULLER A B DR NURAIANI TOSBIO NURRAY STEPHBN S DR NPI FUER ASTRONONIE THONASLAAN 40 INST SPACE 4 ASTRON SCI HARVARD-SMITHSONIAN KOENIGSTUHL NL-5631 GN EINDHOVEN 4-6-1 IONABA CENTER FOR ASTROPHYSICS D-6900 HEIDELBERG 1 NETHERLANDS NEGORU-RU 60 GARDEN STREET GERNANY, F.R. TEL: 040-430322 TORYO 153 CAMBRIDGE NA 02138 TEL: 06221-528210 TLX: JAPAN U.S.A. TLX: 461 789 NPIA D CON: 25 TEL: 03-467-1111x303 TEL: 617-495-7205 CON: 33.34,36 TLX: 34757 ISASTRO J TLX: 921428 SATELLITE CAN COS: CON: 09,28 NUFSON STUART LEE DR NDLLER C A PROF JR NURDIN PAUL G DR NDSBN PETER DR ASTRONONY DEPT ODINRSVELD 8 ROYAL GREENWICH 8804 ORBIT LANE INDIANA UNIVERSITY NL-7491 HD DELDEN OBSERVATORY LANBAN ND 20801 319 SWAIN NEST NETHERLANDS HERSTNONCEUX CASTLE U.S.A. BLOONINGTON IN 47401 TEL: 05407-2428 HAILSHAN BN27 UP TEL: 301-552-3848 U.S.A. TLX: U.K. TLX: TEL: 812-335-6927 CON: 40 TBL: CON: 07 TLX: TLX* CON: 34 CON: 27.50C NUIAI SONOYO DR NULLER PAUL NURDOCH HUGH S DR NUSNAN STEVEN DR IANAZANA TECHNOLOGIC INST LES GENETS ASTROPHYSICS DEPT NATIONAL GEODETIC SURVEY 7-1 OGIGAOIA CBENIN DES GABRES UNIVERSITY OF SYDNEY CHARTING S GEOD. SURVEY NONOICHINACHI F-06520 NAGAGNOSC SYDNEY NSW 2006 NOS/NOAA - N/CG112 ISHIKAWA 921 FRANCE AUSTRALIA ROCKVILLE ND 20852 JAPAN TEL: TEL: 02-692-2222 U.S.A. TEL: 0762-48-1100 TLX: TLX: 26169 UNISYD TEL: TLX: 5122456 IITLCJ CON: 26 CON: 28,40 TLX: CON: 21,36 CON: NUIAI TADASBI DR NULLER RICHARD A NURDOCI TBONAS LEE HOSTEL E R PROF DR ' IAHA2AWA TECHNOLOGIC INST LAURENCE BERIELEY LAB GENBRAL RESEARCH CORP. ASTRONOMICAL COUNCIL 7-1 OGIGAOIA BLDG 50, RN 238 1891 PROFESSIONAL BLDG USSR ACADEMY OF SCIENCES NONOICHINACHI BERIELEY CA 94720 LIBERTY SQUARE PYATNITSIAYA UL 48 ISHIIAVA 921 U.S.A. DANVERS NA 01923 109017 MOSCOW JAPAN TEL: 415-486-5235 U.S.A. U.S.S.R. TEL: 0762-48-1100 TLX: TBL: 617-771-6584 TEL: 231-54-61 TLX: 5122456 IITLCJ CON: 47,51 TLX: TLX: 412623 SCSTP SU CON: 21C CON: 44 COM: 10,29,36 MULDERS GUARD F » NULLER RICHARD DR MURPHY ROBERT E DR MOTEL ROBERT LUCIEI 4519 EVERETT STREET OBSERVATOIRE PIC-DU-NIDI NASA BEADQUARTERS DEPT PHYSICS 4 ASTRONONY KENSINGTON ND 20895 F-65200 BAGNERES-DE-B. CODE EEL UNIVERSITY OF IOWA U.S.A. FRANCE WASHINGTON DC 20546 IOWA CITY IA 52242 TEL: 301-564-0090 TEL: 62-95-00-69 U.S.A. U.S.A. TLX: TLX: TEL: 202-453-1720 TEL: 319-353-7205 CON: CON: 10,12 TLX: 89530 NASA WSB TLX: CON: 16 COM: 40

MULHOLLAND J DERRAL DR NONFORD GEORGE S PROF NURRAY C ANDREW NUTSCHLECHSI J PAUL DR SPACE ASTRONOMY LAB DEPARTMENT OF EDUCATION ROYAL GREENWICH ASTRONONY DEPT UNIVERSITY OF FLORIDA TUFTS UNIVERSITY OBSERVATORY INDIANA UNIVERSITY 1110 NW 6TB ST FILENE CENTER HERSTNONCEUX CASTLE SWAIN HALL WEST GAIISVILLE FL 32609 MEDFORD NA 02155 HAILSHAM BN27 1RP BLOOMINGTON IN 47405 U.S.A. U.S.A. U.I. U.S.A. TEL: 904-392-5450 TEL: 617-653-8923 TBL: 0323-833171 TEL: TLX: 810-825-2308 TLX: TLX: 87451 TLX: CON: 07,16,20 CON: 25.27,42 COM: 08,24,33,37 CON: 36

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 580 LIST OF MEMBERS KOILOI THOMAS NAGASAM SHINGO PROF NAKAGAIA YOSBINARI DR NAKANO SYUICII UNIVERSITY OF MANCHESTER TOKYO SCIENCE UNIVERSITY CHIBA INST OF TECHNOLOGY COMPUTING CENTER. SUMOTO NUFFIELD RADIO ASTR LABS 2641 YANAZAKI NARASHINO 275 P.O. BOX 32 JODRELL BAH HIGASHI KAMEYAMA JAPAN SUMOTO P.O. MACCLESFIELD SK11 9DL NODASH I 278 TEL: 0474-75-2111 HYOGO-KEN 656-11 U.K. JAPAN TLX: JAPAN TEL: 0477-71321 TEL: 0471-14-1501 COM: 10,49,51 TEL: 3-919-1485 TLX: 36149 TLX: TLX: COM: 40 COM: 10 COM: 06,20 MUZZIO JUAI C PROF IAGAS! FUMIAKI DI NAKAGAIA YOSHITSUGU DR NAKANO TAKIIORI DR OBSERVATORIO ASTRONONICC DEPT OF ASTROPHYSICS GEOPHYSICAL INSTITUTE DEPT OF PHYSICS FAC CIENCIAS ASTROHOMICAS NAGOYA UNIVERSITY FACULTY OF SCIENCE KYOTO UNIVERSITY PASEO DEL BOSQUE CHIKUSA-KU, FURO-CHO UNIVERSITY OF TOKYO KITASHIRAKAIA OIIAKE 1900 LA PLATA NASOYA 464 TOKYO 113 SAKYOKU KYOTO 606 ARGENTINA JAPAN JAPAN JAPAN TEL: 21-7308/3-8810 TEL: 052-781-5111 TEL: 3-812-2111x4311 TEL: 075-751-2111 TLX: 31151 BULAP TLX: 4477323 SCUNAG J TLX: TLX: COM: 28.33 COM: COM: 16 COM: 35 MYACHIM V F DR NAGIRNER DMITRIJ I DR NAKAI YOSHIHIRO NAKAYAMA SHIGERU DR INSTITUTE OF THEORETICAL LENINGRAD UNIVERSITY KIASAN AND HIDA FACULTY GENERAL EDUC ASTROHOHY ASTRONOMICAL OBSERVATORY OBSERVATORIES UNIVERSITY OF TOKYO 10 KUTUZOV OAY BIBLIOTECHNAJA PL. 2 KYOTO UNIVERSITY KONABA MEGURO 192187 LENINGRAD 198904 LENINGRAD-PETRODV. KYOTO 607 TOKYO 153 U.S.S.R. U.S.S.R. JAPAN JAPAN TEL: TEL: 257-94-89 TEL: 075-581-1235 TEL: 03-467-1171 TLX: TLX: TLX: TLX: COM: 07 COM: 36 COM: 09 COM: 41 MYERS PHILIP C NAGNIBEDA VALERY G DR NAKAJIMA HIROSHI NAKAZAIA KIYOSII DR HARVARD-SMITHSONIAN CTR LENINGRAD UNIVERSITY NOBEYAMA SOLAR RADIO OBS TOKYO GEOPHYSICAL INST FOR ASTROPHYSICS, MS 42 ASTRONOMICAL OBSERVATORY TOKYO ASTRON OBSERVATORY YAYOI 2-11-16 60 GARDEN STREET BIBLIGTECHNAJA PL 2 MINAMIMAKI-MURA BUNKYOKU TOKYO 113 CAMBRIDGE MA 02138 198904 LENINGRAD NAGANO 384-13 JAPAN U.S.A. U.S.S.R. JAPAN TEL: 3-812-2111x4304 TFl:. TEL: 257-94-91 TEL: 267-98-2034 . TLX: TLX: TLX: TLX: 3329005 TAONRO J COM: 22,35 COM: 34,40 COM: 40 CON: 10 IACOZY PAUL E DR NAHON FERNAND PROF NAKAMORA TAKASBI DR NAMBA OSAMU DI FEDEREAL SPACE SYSTEMS 25 AVENUE DE L'EUROPE DEPT OF PHYSICS SONNENBORGH OBSERVATORY PO BOX 50205 F-92310 SEVRES KYOTO UNIVERSITY UNIVERSITY OF UTRECHT AUSTIN TX 78763 FRANCE KYOTO 606 ZONNENBURG 2 U.S.A. TEL: 1-45-34-18-05 JAPAN NL-3512 NL UTRBCHT TEL: 512-467-6659 TLX: TEL: NETHERLANDS TLX: COM: 07,33 TLX: TEL: 030-312841 COM: 07,20 COM: 35 TLX: 47224 COM: 10,12 NADEAU DANIEL DR NAIDEIOV VICTOR O NAKANURA TSUIO DR NAN REN-DONG DEPARTEMEIT DE PHYSIQUE A.F. IOFFE PHYS TECH INST TOKYO ASTRONOMICAL OBS BEIJING ASTRONOMICAL OBS UNIVERSITE DE NONREAL USSR ACADEMY OF SCIENCES OSAIA, MITAKA ACADEMIA SINICA C P 6128 SUCC A POLYTECHNICHESKAYA 26 TOKYO 181 BEIJING MONTREAL PQ H3C 3J7 194021 LENINGRAD JAPAN CHINA, PEOPLE'S REP. CANADA U.S.S.R. TEL: 03-812-2111 TEL: 28 1698 TEL: 514-343-6676 TEL: TLX: TLX: 22040 BAOBS CH TLX: TLX: COM: 15,20 COM: 40 COM: 40 COM: NADOLSCHI V PROF DR IAKADA Y0S8UAZU DR NAKANURA YASUHISA NANDY KASHINATH DR COM.ARDEOANI OF TESCANI DEPT OF ASTRONOMY KOMABA HIGH SCHOOL ROYAL OBSERVATORY JUD FACULTY OF SCIENCE OHASHI 2-18-1 BLACKFORD HILL BACAU UNIV TOKYO, BUNKYO-KU MEGURO-KU EDINBURGH EH9 3HJ RUMANIA TOKYO 113 TOKYO 153 U.K. TEL: JAPAN JAPAN TEL: 31-667-3321 TLX: TEL: 03-812-2111 TEL: 03-466-2481 TLX: 72383 ROEDING COM: TLX: TLX: COM: 34,45 COM: 34 COM: 42 IUIOUII D I DR NAKAGAIA NAOYA DR NAKANO SABURO DR NAPIER WILLIAM M DR INSTITUTE OF THEORETICAL UNIVERSITY OF ELECTRO- KOBINATO 1-21-7 ROYAL OBSERVATORY CHEREMUSHRIHSKAJA 25 COMMUNICATIONS BUNKYO-KU BLACKFORD HILL 117259 MOSCOW CHOFU-SHI TOKYO 112 EDINBURGH EH9 3HJ U.S.S.R. TOKYO 182 JAPAN U.K. TEL: 123-02-92 JAPAN TEL: TEL: 031-667-3321 TLX: 411059 CERII SU TEL: 0424-83-2161 TLX: TLX: 72383 ROEDIN G COM: 35 TLX: 2822446 UEC J COM: COM: COM:

NAQVI S I H PROF NATALI GIULIANO DR NEEMAN YUVAL PROF NENEC JAMES DE?T PHYSICS 4 ASTRONCK-' LAB. ASTROFISICA SPAZIALE DEPT PHYSICS i ASTRONOMY DEPT GEOPHYSICS 4 ASTRO!! UNIVERSITY OF REGIKA C P 67 TEL-AVIV UNIVERSITY I'SIV OF BRITISH COLUMBIA REGINA S4S 012 1-00044 FRASCATI TEL-AVIV 69573 VANCOUVER BC V6T 1W5 CANADA ITALY ISRAEL CANADA TEL: 3C6-584-4262 TEL: TEL: 33-425411 TEL: 604-652-4517 TLX: 371-2533 L' F PEG TLX: TLX: 34217' VSP.SY IL IT V . COK: COM: CCK: 47,48 COK: 37

NARANAK S PROP SATHER R EDWARD NEFEDEVA ANTONINA I PROF NEMIRO ANDREJ A DR PROF T^A ^J'STI^l1'! "i* DEPT OF ASTRONOMY ENGELHARDT ASTSONOKICAL "JLFOVO OBSERVATORY FI'HDAMEHTAL RESEARCH UNIVERSITY OF TEXAS OBSERVATORY 196143 LENINGRAD HOKI BH15HA ED AUSTIN TX 78712 OBSERVATORY STATION U.S.S.P.. BOMBAY 433 305 U.S.A. 42252: -AZAN TEL: 2982242 INDIA TE'":'" U.S.S.P. T'X' TEL: 219-111 TL": TEL: 324327 COM: 08 TLX: 31*3039 COK: 27,42 TLX: COM: i"'*M; 08 NARAYAN RAKESH DR NATTA ANTONELLA DR NEFF JOHN S NESCI ROBERTO STEWARD OBSERVATORY CENTRC PER ASTRONCKIA I?. UNIVERSITY O? IOWA ISTITUTO ASTRONOKICO UNIVERSITY OF ARIZONA LAP.SC E FERKI 5 605 SROOF.LAND PARE DRIVE VNIVEP.SITA 31 ROMA TUCSON AZ 85721 1-50125 FIRENZE IOWA CITY IA 52240 VIA LANCISI 29 U.S.A. ITALY U.S.A. 1-3301 ji »,i[q TEL: 602-621-2550 TEL: 220034 TEL: 319-353-4340 ITALY TLX: 467175 7LX: 572263 APCETP.I TLX: TEL: 39-5-867-525 COK: CCK: COK: 15,27,35 TLX: 613255 INFNRO COM: 37 NARAYANA J 7 NAUMOV VITALIJ A DR NELSON ALISTAIR H DR NESS NORMAN F DR REGIONAL KETEOP.OLOGICAL PULKCVC OBSERVATORY DEPT OF APPLIED KATHS NASA/GSFC OFFICE 196140 LENINGRAD UNIVERSITY COLLEGE CODE 690 4 COLLEGE ROAD U.S.S.R. CARDIFF GREENBELT KD 20771 MADRAS 600 036 TEL: U.K. U.S.A. INDIA TLX: TEL: 0222-44211x2668 TEL: 301-344-8112 TEL: COM: 19.31 TLX: 498535 ULIBCFG TLX: TLX: COK: 33 COK: 16,44 COB: HARM HIDERAZU NAWAR SAKIR DR NELSON BURT DR NEUGEBAUER GERRY DR RESEARCH INSTITUTE FOR HELWAN OBSERVATORY DEPT OF ASTRONOMY PHYSICS DEPARTMENT THEORETICAL PHYSICS HELWAN SAN DIEGO STATE UNIY CALIF INST OF TECHNOLOGY HIROSHIMA UNIVERSITY EGYPT SAN DIEGO CA 92182 320 DOWNS 725 TAIEHARA TEL: U.S.A. PASADENA CA 91125 JAPAN TLX: TEL: 619-265-6175 U.S.A. TEL: 08462-2-2262 COK: 21 TLX: TEL: 818-356-4284 TLX: COM: 42,50 TLX: 675425 COK: 35.47 COK: 28.34 NARIAI HO JI OR MECKEL HEINZ DR NELSON GRAHAM JOHN DR NEUKUM G DR tone ASTROKOKICAL HANBURGER STERNWARTE CSIRO D F V L R OBSERVATORY GOJENSBERGSWEG 112 DIVISION OF RADIOPHYSICS NE-OS-PS KITAKA D-2050 HAKBURG 80 P.O.BOX 76 D-8031 WESSLING TOKYO 181 GERKANY, F.R. EPPING NSW 2121 GERMANY, F.P.. JAPAN TEL: 49-40-7252-4139 AUSTRALIA TEL: 8153-28731 TEL: .0422-32-5111 TLX: 217884 HAMST D TEL: 02-868-0222 TLX: 0526419 DVLOP D TLX: COK: 12 TLX: 26230 COK: 16 COK: 36,42 COM: 10 mm SHINJI DR MECKEL TH DR NELSON JERRY NEUPERT WERNER N DR DOSHISHA UNIVERSITY KPI FUER ASTRONOMIE LAWRENCE BERKELEY LAB NASA/GSFC KYOTO 602 KOENIGSTUHL UNIVERSITY OF CALIFORNIA CODE 680 JAPAN D-6900 HEIDELBERG BLDG 50, RK 251 GREENBELT MD 20771 TEL: GERMANY, F.R. BERKELEY CA 94720 U.S.A. TLX: TEL: 06221-528288 U.S.A. TEL: 301-344-8169 COK: 35 TLX: 461789 KPIA D TEL: 415-486-5913 TLX: COK: 33 TLX: COK: 10,44 COK: 39 NARLIXAR JAYANT V PROF IEE TSV-VEI DR NELSON ROBERT K NEUZIL LUDEK DR TATA INSTITUTE OF INST PHYSICS 4 ASTRONOMY 183/501 JPL ASTRONOMICAL INSTITUTE FUNDAMENTAL RESEARCH NATL CENTRAL UNIVERSITY 4800 OAK GROVE DRIVE CZECH. ACAD. OF SCIENCES HOKI BHABHA RD CHUNG-LI PASADENA CA 91109 OBSERVATORY BOMBAY 403 005 CHINA, TAINAN U.S.A. 251 65 ONDREJOV INDIA TEL: TEL: 213-354-68939 CZECHOSLOVAKIA TEL: BOMBAY 219111 TLX: TLX: TEL: TLX: 0113009 TIFR IN COM: COK: TLX: COK: 28,47 COM: 21

NEVES LUC OR NGUYEN-OUAKG RIEU DR NICOLET MARCEL PROF NIIMI HIDEYUKI DR OBS ROYAL DE BELG1CUE 03SERVATOIRE DE PARIS INST D'AERONOKIE SPATIALE FACULTY ENGINEERING AVENUE CIRCULATE 3 SECTION DE SEUDOH 30 AVE DEN DOORS UNIVERSITY OF KYOTO 5-1180 BRUXELLES F-92195 MEUDON PL CEDEX 3-1180 3RUXELLES YOSHIDAHONMACHI BELGIUM c*ANrJ BELGIUM SARYORU KYOTO 606 TEL: "T-45-34-75-30 TEL: 322-3742948 JAPAN TLX: TL"' 2"1 nc12 TLX: 21563 ESPACE 3 TEL: COK: 12.36 COM: 34J0 COM: 12,21 TLX: COM: 33 KEVIN THOKAS E PROF NHA IL-SEONG DR NICOLOV NIKOLAI S DR NIIMI YUKIO HUNTERS MOON YONSEI UNIVERSITY 03S UNIVERSITY OF SOFIA TOKYO ASTRONOMICAL OBS SYDENHAM VILLAS 134 SINCHON-BONG DEPT OF ASTRONOMY 2-21-1 OSAKA DUBLIN 14 SEODAEKUN-RU ANTON IVANCV STR 5 MITAJA IRELAND SEOUL 120 1126 SOFIA TOKYO 181 TEL: DUBLIN 984 341 F.OREA. REPUBLIC BULGARIA JAPAN TLX: TEL: 392-0131 TEL: 51-24-05 TEL: 3422-32-5111 COK: 14 TLX: TLX: TLX: 282230? TAOKTK J COM: 38.42 COM: 46 COK: 31 NEHBURN RAY L JR NIARCHOS PANAYIOTIS PH D NICOLSON GEORGE D DR NIKITIN A A DR 3226 EMERALD ISLE DRIVE DEPT OF ASTRONOMY RADIO ASTRONOMY LENINGRAD STATE UNIV SLENDALE CA 51206 UNIVERSITY OF ATHENS OBSERVATORY ASTRONOMICAL OBSERVATORY U.S.A. FANSPISTIMIOPOLIS ? O BOX 3718 198904 LENINGRAD TEL: GR-15771ATHENS JOHANNESBURG 2000 U.S.S.R. TLX: GREECE SOUTH AFRICA TEL: 293-22-62 COM: 15,22 TEL: TEL: 11-642 4692 TLX: TLX: TLX: 321006 SA COK: 29 COM: 27,51 COM: 40C NEWELL EDWARD B DR NICHOLLS RALPH W PROF NIELL ARTHUR E DR NIKOLOFF IVAN DR MT STROMLO i SIDING, CRESS, DEPT OF PHYSICS HAYSTACF. OBSERVATORY PERTH OBSERVATORY SPRING OBSERVATORIES YORK UNIVERSITY WESTFORD MA 01886 6 PEOPLES AVENUE PRIVATE 3A5 4700 REELE STREET U.S.A. GOOSEBERRY HILL.6076 aODEH ACT 2606 NORTH YORK ONT M3J1P3 TEL: 517-652-4764 AUSTRALIA AUSTRALIA CANADA TLX: 948149 TEL: 2931865 TEL: 362-881111 TEL: 416-667-383 COM: TLX: TLX: AA 62270 CANOPUS TLX: 06524736 COK: 08 COM: 37 COM: 14P.29 KRWHAN MICHAEL JOHN DR NICHOLSON WILLIAM NIEMELA VIRPI S DR NIKOLOV ANDREJ DR LOS ALAMOS NATIONAL LAB ROYAL GREENWICH OJS CALLE 51 ESC 11 UNIVERSITY OF SOFIA X-2 MS 3220 HERSTMONCEUX CASTLE 1894 VILLA ELISA :3s.As. DEPT OF ASTRONOMY PO BOX 1663 HAILSHAK BN27 1RF ARGENTINA ANTON IVANOV STR 5 LOS ALAMOS NK 37545 U.K. TEL: 1126 SOFIA U.S.A. TEL: TLX: BULGARIA TEL: 505-667-7698 TLX: COM: TEL: 62561x375 TLX: COM: 24 TLX: COM: 35 COK: 27 NEWSON GERALD H PROF NICOLACI DA COSTA LUIZ-A. NIEMI AIMO NIKONOV V B DR ASTRONOMY DEPT 03SERVAT0RI0 NACIONAL TURUN YLIOPISTO CRIMEAN ASTROPHYSICAL OBS OHIO STATE UNIVERSITY SUA GENERAL BRUCE 586 ITAINSN PITKAKATU 1 USSR ACADEMY OF SCIENCES 174 11. 18TH AVENUE SAO CRISTOVAO SF-20520 TURKU 52 NAUCHNIY 3-3 COLUMBUS OH 43210 20921 RIO DE JANEIRO FINLAND 334413 CRIMEA U.S.A. BRAZIL TEL: 921-431863 U.S.S.R. TEL: 614-422-7082 TEL: 321-580-7313 TLX: TEL: TLX: TLX: 021-21288 COM: 09,19 TLX: COM: 14 COK: COM: 09,25.45 NEKTON ROBERT R DR NICOLAS KENNETH ROBERT NIETO JEAN-LUC NILSON PBTER DR JOHNS HOPKINS UNIVERSITY NAVAL RESEARCH LABORATORY OBSERVATOIRE DE TOULOUSE ASTRONOMICAL OBSERVATORY APPLIED PHYSICS LAB CODE 4163 14 AVENUE EDOUARD BELIN BOX 515 JOHNS HOPKINS RD OVERLOOK AVENUE F-31400 TOULOUSE S-751 20 UPPSALA LAUREL KD 20707 WASHINGTON DC 20375 FRANCS SWEDEN USA U.S A TEL: 61-25-21-01 TEL: TEL: 301-953-7100 TEL: 202-767-2517 TLX: 530776 F TLX: TLX: TLX: COM: 28 COK: COM: COM: 12 KEY EDWARD P PROF NICOLET BERNARD NIEUIENHUIJZEN HANS DR NILSSON CARL DR DEPT OF ASTRONOMY OBSERVATOIRE DE GENEVE ASTRONOMICAL INSTITUTE SMITHSONIAN ASTROPHYSICAL TATE LAB OF PHYSICS CH-1290 SADVERNY ZONNENBURG 2 OBSERVATORY UNIVERSITY OF MINNESOTA SWITZERLAND NL-3512 NL UTRECHT 60 GARDEN STREET MINNEAPOLIS MN 55455 TEL: 22-552611 NETHERLANDS CAMBRIDGE MA 02138 USA TLX: 27720 OBSG CH TEL: 030-312841 U.S.A. TEL: 612-373-4687 COM: 25,45 TLX: TEL: • TLX: COK: TLX: COK: 21 COK:

HINKOVIC SLOBODAN NISSEN POUL E PROF NOERDLINGER PETER D PROF NORMAN COLIN A PROF ASTRONOMICAL OBSERVATORY INSTITUTE OF ASTRONOMY JET PROPULSION LABORATORY SPACE TELESCOPE SCI INST VOLGINA 7 UNIVERSITY OF AARHUS MS 264-748 HOKEVOOD CAMPUS YC-11050 BEOGRAD LANOELANDSGAD: 4800 OAK GROVE DRIVE 3700 SAN MARTIN DRIVE YUGOSLAVIA DF.-3000 AARHUS C PASADENA CA 91109 BALTIMORE MD 21213 TEL: 011-419-357 DENMARK U.S.A. U.S.A. TLX: TEL: 06-128899 TEL: 313-354-8324 TEL: 301-338-4895 COM: 33,38 TLX: 64767 AAUSCI DR TLX: TLX: COM: 37C COM: 47 COK: NISEI REIZO DR NITTKAN JOHANN NOLLEZ GERARD DR NORRIS JOHN DR TOKYO ASTRONOMICAL ETUDES ET FABRICATION INSTITUT D'ASTROPHYSICjUE KT STRCKLC OBSERVATORY C3SERVATCRY DCKELL SCHLUKBERGER 98 BIS BOULEVARD ARAGC PRIVATE BAG OSAKA KITARA BP 50 •-75014 PARIS NCDEN P.O. ACT 2606 TOKYO 181 F-42003 ST-ETIENKE FRANCS AUSTRALIA JAPAN FRANCE TEL: 1-43-20-14-25 TEL: 062-86-1111 TEL: 5422-32-5111 TEL: 77-32-64-23 TLX: TLX: AA 62270 CANOPL'S TLX: 02822307 TAOMTR J TLX- COM: 14 COK: COM: 10,12 COM: 34 NISHIDA MISOEU PROF NITYANANDA R DR NONOTO KEN'ICHI DR NORRIS RAYMOND PAUL DEPT OF PHYSICS RAMAN RESEARCH INSTITUTE DEPT EARTH SCI/ASTRONOMY CSIRC KYOTO UNIVERSITY BANGALORE 560 080 COLLEGE ARTS 4 SCIENCES DIVISION OF RADIOPHYSICS KITASBlP.AF.AilA CIIAKE INDIA UNIVERSITY OF TOKYO P.O.BOX 76 SAKYOKO KYOTO 606 TEL: 0812-360-126 MEGURO-KU TOKYO 153 EPPING NS« 2121 JAPAN TLX: 845671 JAPAN AUSTRALIA TEL: COM: TEL: 03-467-1171 TEL: 02-868 0222 TLX: 5422693 LIBKYU J TLX: 25510 'JNITOKYC TLX: 26230 ASTRO COS: 33,35.47 COM: 35 COM: NISHIDA NITSUGU NOBILI ANNA M NOONAN THOKAS « PROF NORTH JOHN DAVID PROF DEPT OF LITERATURE ISTITUTO DI MATEMATICA PHYSICS DEPT FILOSOFISCH INSTITUUT KOBE VODER'S UNIVERSITY UNIVERSITA' DI PISA SUNY RIJKSUNIVERSITEIT SUMA-RU VIA BUONARROTI 2 BROCKPORT NY 14420 GRONINGEN KOBE 654 1-56100 PISA U.S.A. NETHERLANDS JAPAN ITALY TEL: 716-395-5581 TEL: 05907-1846 TEL: 078-731-4416 TEL: TLX: TLX: TLX: TLX: COM: 28,47 COK: 41V COK: 33 COM: 07,19,20 HISHIKURA JON DR NOBILI L DR NORDE H LENNART DR NORTH PIERRE IKST SPACE i AERON SCI DIPT. DI FISICA STOCKHOLM OBSERVATORY INSTITUT D'ASTRONOKIE 6-1 KOKABA 4-CHOKE G. GALILEI S-133 00 SALTSJOEBADEN UNIVERSITE DE LAUSANNE MEGURO-KU VIA KARZOLO 8 SWEDEN CH-1290 CHAVANNES-DES-B. TOKYO 153 1-35131 PADOVA TEL: 08-7170195 SWITZERLAND JAPAN ITALY TLX: 12972 TEL: 022-55-26-11 TEL: 03-467-1111x388 TEL: 49-844205/111 COM: 34,44 TLX: 27720 OBSG CH TLX: J 24550 SPACETKY TLX: 430308 DFGGPDI COK: 45 COK: COM: NISHIOTRA SASAKI NOCI GIANCARLO PROF NORDLUND ARE DR NOSKOV BORIS N DR DEPT OF PHYSICS ISTITUTO DI ASTRONOMIA UNIVERSITY OBSERVATORY STERNBERG STATE HOKKAIDO UNIVERSITY UNIVERSITA DI FIRENZE OESTER VOLDGADE 3 ASTRONOMICAL INSTITUTE NISHI 8-CHOKE KITA 10-JYO 1-50125 FIRENZE DM350 COPENHAGEN K 119899 KOSCON SAPPORO, HOKKAIDO 060 ITALY DENMARK U.S.S.R. JAPAN TEL: 55-22-0034 TEL: 1-14-17-90 TEL: TEL: 11-71-2111 TLX: 572268 TLX: 44155 DANAST TLX: TLX: COM: COK: 12,36 COK: 07 COM: 28 RISBIKURA SHIRO DR NOEL FERNANDO NORDSTRON BIRGITTA DR NOTNI P DR TOKYO ASTRONOMICAL DEPTO DE ASTRONOMIA COPENHAGEN UNIVERSITY OBS ZNTRLINST. F. ASTROPHYSIK OBSERVATORY UNIVERSIDAD DE CHILE BRORFELDEVEJ 23 STERNKARTE BABELSBERG OSAKA MITAKA CASILLA 36-D DK-4340 TOLLOSE ROSA-LUXEMBURG-STR 17A TOKYO 181 SANTIAGO DENMARK DDR-1502 POTSDAM JAPAN CHILE TEL: 03-488195 GERMANY, D.R. TEL: 422-32-5111 TEL: 229-4101 TLX: 44155 DANAST DK TEL: TLX: 2822307 TAOKTK J TLX: 40853 COM: 30.42 TLX: COM: 05,09,29 COK: 08C.31 COM: 25,45 RISHIMDRA TEISOO DR NOELS ARLETTB DR NORGAARD-NIELSEN HANS U NOTTALE LAURENT STEWARD OBSERVATORY 50 AVENUE DE LA PAIX UNIVERSITY OBSERVATORY OBSERVATOIRE DE PARIS UNIVERSITY OF ARIZONA BOITE 063 OSTER VOLDGADE 3 SECTION DE NEUOON TUCSON AZ 85721 B-4030 GRIVEGNEE DK-1350 COPENHAGEN K DAF U.S.A. BELGIUM DENMARK F-921S5 MEUDON PL CEDEX TEL: 602-621-2054 TEL: 41-52-9980/7517 TEL: FRANCE TLX: 467175 TLX: TLX: TEL: 1-45-34-75-70 COK: 21 COM: 35 COK: TLX: 201571 COM: 47

IOVOSELOV V S PROF DR NUTH JOSEPH A III O'HORA NATHY P J OBI SHINYA PROF LENINGRAD STATE UNIV. NASA/GSFC, CODE 691 ROYAL GREENWICH OBS FAC OF GENERAL EDUCATION ASTRONOMICAL OBSERVATORY LAB FOR EXTERR PHYSICS HERSTMONCEUX CASTLE UNIVERSITY OF TOKYO BIBLIOTECHNAJA PL. 2 GREENBELT MD 20771 HAILSHAM BN27 UP KOMABA MEGURO 198904 LENINGRAD U.S.A. U.F.. TOKYO 153 U.S.S.R. TEL: 301-344-6354 TEL: JAPAN TEL: 257-94-91 TLX: TLX: TEL: TLX: COM: 22,34 COM: 19 TLX: COM: 07 COM: 14 NOVOTNY VACLAV 0'CORNELL ROBERT F PROF O'REEFE JOHN A DR OBLAR EDOUARD ASTRONOMICAL INSTITUTE LOUISIANA STATE UNIV GODDARD SPACE FLIGHT CTR OBSERVATOIRE DE BESANCON CZECH. ACAD. OF SCIENCBS BATON ROUGE LA 70803 CODE 661 41B AVE DE L'OBSERVATOIRE ONDREJOV OBSERVATORY U.S.A. GREENBELT MD 20771 F-25044 BESANCON CE9EX 251 55 ONDREJOV TEL: 504-388-6848 U.S.A. FRANCE CZECHOSLOVAKIA TLX: TEL: 301-344-8445 TEL: 81-50-30-88 TEL: 72-45-25 COM: 48 TLX: 89675 TLX: 361144 TLX: 121579 COM: 15.16,22 COM: COM: 44 NOTES ROBERT I PROF O'COMSLL ROBERT IEST DR O'LEARY BRIAN T OBREGON DIAZ OCTAVIO J DR CENTER FOR ASTROPHYSICS ASTRONOMY DEPT SAIC DEPART. FISICA 50 GARDEN STREET UNIVERSITY OF VIRGINIA 2615 PACIFIC COAST HIY UNIDAD IZTAPALAPA. UAM CAMBRIDGE MA 02138 PO BOX 3818. UNIV STATION SUITE 300 PO BOX 55-534 U.S.A. CHARLOTTESVILLE VA 22903 HSRMOSA 5EACH CA 90254 09340 MEXICO DF TEL: 617-495-7424 U.S.A. U.S.A. MEXICO TLX:'921428 SATELLITE CAM TEL: 804-924-7494 TEL: 213-318-2611 TEL: 6860322 COM: 10,120,44 TLX: 510-587-5453 TLX: TLX: 1764296 UAM ME COM: 28,47 COM: COM: IUGIS TUT O'CONNOR SBAMUS L DR O'NARA BERNARD J PROF OBRIDKO VLADIMIR N DR I.STRUVE ASTROPHYS OBS PHYSICS DEPT DEPT OF PHYSICS IZMIRAN ESTONIAN SSR UNIVERSITY COLLEGE UNIVERSITY OF QUEENSLAND ACADENGORODOK TORAVERE BELFIELD ST LUCIA 142092 MOSCOW REGION 202444 TARTU DUBLIN 4 BRISBANE OLD 4067 U.S.S.R. U.S.S.R. IRELAND AUSTRALIA TEL: 232-1921 TEL: TEL: 353-1-693244 TEL: TLX: 412623 SCSTP TLX: TLX: 32693 UCD BI TLX: CON: 10 CON: 27 COM: COM: 36 IVLSEI PAUL DR O'DELL CHARLES R OR O'MONGAK EON OCCHIONERO FRANCO PROF NT STRONLO i SIDING DEPT SPACE PHYS i ASTRON PHYSICS DEPT ISTITUTO ASTRONONICO SPRING OBSERVATORIES RICE UNIVERSITY UNIVERSITY COLLEGE VIA G.M. LANCISI 29 PRIVATE BAG PO BOX 1892 BELFIELD 1-00161 ROMA IODEN P.O. ACT 2606 HOUSTON IX 77251 DUBLIN 4 ITALY AUSTRALIA U.S.A. IRELAND TEL: 867525/8442977 TEL: 062-88-1111 TEL: 713-527-8101 TEL: 01-693244 TLX: 613255 TLX: 62270 AA TLX: 556457 TLX: 32693 UCD COM: COM: COM: 09.15,34 COM: 44

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OLANO CARLOS ALBERTO DR OLSEN ERIK H ONAKA TAKASBI OPROIU TIBERIU DR INSTITUTC ARGEKTINC DE' COPENHAGEN UNIVERSITY OBS DEPT OF ASTRONOMY ASTRONOMICAL OBSERVATORY RADIOASTR0H0MIA 3R0RFELDEVEJ 23 UNIVERSITY OF TOKYO BLOC R-5 SC I 4 II A? 10 CASILLA DE C05RE0 Ne. 5 3K-4343 TOLLOSE 2-11-16 YAYOI, BUNRYC-KU STR BUCIUM 25 1394 VILLA ELISA iBs.As.) DENMARK TOKYO I1' 3400 CLUJ NAPOCA ARGENTINA TEL: 03-488155 JAPAN "" RUMANIA TEL: TLX: 44155 DANAST DF. TEL: 3-312-2111 TEL: ••51-62615 TLX: COM: 45C TLX: 33659 UTYCSCI J Try* COM: 33 COM: 34 CON: OLEAR H DR OLSEN KENNETH H DR ONDERLICKA BEDRICH DR ORCHISTON WAYNE DR ZMTRLINST. F. ASTROPHYSIK LOS ALAMOS NAT LABORATORY DEPT OF ASTRONOMY FACULTY OF APPL. SCIENCE STERNWARTE BABELSBERG BOX 1663. MS C335 PURKYNE UNIVERSITY VICTORIA COLLEGE RCSA-LCXEK3URG-STR 17A LOS ALAMOS NM 87545 KOTLARSKA 2 662 BLACKBURN RCAD DDR-1502 POTSDAM U.S.A. 511 37 BRNO CLAYTON, VICTORIA 3163 GERMANY. D.?.. TEL: 505-667-1007 CZECHOSLOVAKIA AUSTRALIA TEL: TLX: TEL: TEL: 542-7353 TLX: COM: TLX: TLX: COM: 28 COS: COM: 41 OLIVES BERNARD M PROF OLSON EDWARD C PROF ONEGINA A B DR ORLIN HYMAN DR CHIEF SETI PROGRAM OFFICE OBSERVATORY MAIN ASTRONOMICAL OBS NATL ACADEMY OF SCIENCES NASA-AMES RESEARCH CENTER UNIVERSITY OF ILLINOIS UKRAINIAN ACADEMY OF SCI 2101 CONSTITUTION'AVE NV MOFFETT FIELD CA 94035 1011 II. SPRINFIELD AVENUE GOLOSEEVO WASHINGTON DC 2041! U.S.A. URBANA IL 62801 252127 r"c" U.S.A. TEL: 415-654-5166 U.S.A. U.S.S.R" TEL: TLX: TEL: 217-333-5531 TEL: 66-37-44 TLX: COM: 51 TLX: TLX: COM: COM: 42 COM: 24 OLIVER JOHN PARKER DR OLTHOF HINDERICUS DR ONO YORO PROF ORLOV MIKHAIL DR DEPTARTMSNT OF ASTRONOMY ESA DEPT OF PHYSICS •MAIN ASTRONOMICAL OBS UNIVERSITY OF FLORIDA 8-10 RUE MARIO NIKIS UNIVERSITY HOKKAIDO 252127 KIEV GAINESVILLE ?L 32611 F-7573S PARIS CEDEX 15 KITAEACHIJYO NISHI 8 U.S.S.R. U.S.A. FRANCS SAPPORO HOKKAIDO 053 TEL; 66-31-10 TEL: TEL: 1-42-73-71-03 JAPAN TLX: 131406 SKY TLX: TLX: 202746 TEL: COM: 29 COM: 42 COM: 44 TLX: COM: OLLONGREN A PROF DR ONAROV MEN B PROF OOE MASATSUGU DR ORRALL FRANK 0 PROF DEPT MATHS 4 COMPUT SCI ASTROPHYSICAL INSTITUTE INTERNATIONAL LATITUDE INSTITUTE FOR ASTRONOMY WAS3ENAAP.SEWEG 80 480068 ALMA ATA OBSERVATORY 2680 WOODLAWN DRIVE POSTBOX 9512 U.S.S.R. HOSHIGAOKA MIZUSAWA HONOLULU HI 96822 NL-2300 RA LEIDEN TEL: 54-40-40 IWATS 023 U.S.A. NETHERLANDS TLX: JAPAN TEL: 803-548-8667 TEL: 071-148333-5006 COM: 07 TEL: 0197-24-7111 TLX: 723-8459 TLX: 39058 ASTRO HL TLX: 837628 MIS J COM: 10.12,36 COM: 33,51 COM: 19 OLSON FRISO ONER GUY C JR PROF OORT JAN H PROF ORTE ALBERTO RADIOSTERRENWACHT 1080 S.W. 11TH TERRACE PRES. KENNEDYLAAN 169 CECILLC PUJAZON 22-3 A STICHTING RZM GAINESVILLE FL 32631 NL-2343 GZ OEGSTGEEST SAN FERNANDO (CADIZ! POSTBUS 2 U.S.A. NETHERLANDS SPAIN NL-7990 AA DWINGELOO TEL: 904-378-4627 TEL: TEL: 89-54-41 NETHERLANDS TLX: TLX: TLX: TEL: 05219-7244 COM: 28.41.47 COM: 28.33.34,40,47 COM: 19,31 TLX: 42043 SRZM NL COM: OLOFSSON HANS ONNES ROLAND PROF OPHER REUVEN PROF ORTOLANI SERGIO ONSALA SPACE OBSERVATORY LPTHE BAT 211 ASTRONOMY DEPT OSSERVATORIO ASTRONOMICC S-439 00 ONSALA UNIVERSITE DE PARIS-SUD IAG/USP DI ASIAGO SWEDEN F-91405 ORSAY CAIXA POSTAL 30627 1-36012 ASIAGO TEL: 0300-60650 FRANCE 01051 SAO PAULO SP ITALY TLX: 8542450 ONSPACE TEL: 1-69-41-77-44 BRAZIL TEL: 0-424-65457 COM: 34 TLX: 692166 FACORS TEL: 275-3720 TLX: 430110 SETURIST COM: 47 TLX: 1136221 IAGM BR COM: COM: OLOFSSON S OOERAN DR ONONT ALAIN PROF OPOLSKI ANTONI PROF ORTON GLENN S DR STOCKHOLM OBSERVATORY CERMO-USMG ASTRONOMICAL OBSERVATORY JPL S-133 00 SALTSJOEBADEN BP 68 UL. KOPERNIKA 11 MS 183-301 SWEDEN F-38041 ST MARTIN D'HERES 51-622 WROCLAW 4800 OAK GROVE DRIVE TEL: 8-7172639 FRANCE POLAND PASADENA CA 51109 TLX: 12972 TEL: 75-51-47-90 TEL: U.S.A. COM: TLX: 980753 F TLX: TEL: 818-354-2460 COM: 14 COM: 27,38 TLX: COM: 14

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 587 ORUS JUAN J PROF OSNER FATRICK S DR OVENDEN MICHAEL N FROF OZGUC ATILA DPK ?IS TIERRA 4 COSMOS NOAC/KPNO DEPT GE0PHYS 4 ASTRONOMY BOGAZICI UNIVERSITY UNIVERSIDAD DE BARCELONA PO BOX 26732 UNIV OF BRITISH COLUMBIA KANDILLI OBSERVATORY 08C28 BARCELONA TUCSON AZ 85718 VANCOUVER BC V6T 1S5 CENGELKOY SPAIN U.S.A. CANADA ISTANBUL 8122C TEL: TEL: 602-327-5511 TEL: 504-228-2138 TURKEY TLX: TLX: 666434 TLX: TEL: 90-1-332-02-40 COB: 07 COM: COK: 33,42 TLX: COK: OSAKI TORU DR OSORIO JOSE J S P PROF OVERBEEK MICHIEL DANIEL OZSVATH I PROF RYUKOKC UNIVERSITY 0BSER7AT0RI0 ASTRONOKICO P O BOX 212 UNIVERSITY OF TEXAS F'JKARUSA TSUKAKCTO UNIVERSIDADE DO PORTO EDENVALE 1610 PROGRAMS IN MATHEMAT. SCI FUSHIKIKU MONTE DA VIRGEK SOUTH AFRICA PO BOX 830688 KYOTO 612 4400 VILA NOVA DE GAIA TEL: 11-53-5447 RICHARDSON TX 75083-0688 JAPAN PORTUGAL TLX: U.S.A. TEL: 075-642-1111 TEL: 7325404 COM: TEL: 214-690-2174 TLX: TLX: 23121 UNIPOR P TLX: CON: 34 COM: 07,08,46,50 COK: 47 OSAKI YOJI DR OSTER LUDNIG F PROF DR ONAKI NAOAKI DR PAAL GYORGY DR DEFT OF ASTRONOMY NATL SCIENCE FOUNDATION TOKYO GAKUGEI UNIVERSITY KONKOLY OBSERVATORY UNIVERSITY OF TOKYO 1300 G STREET NX NUKUHITANACHI BOX 67 YAYOI BUNRYO WASHINGTON DC 20550 KOGANEI TOKYO 184 H-1525 BUDAPEST TOKYO 113 U.S.A. JAPAN HUNGARY JAPAN TEL: 202-357-9857 TEL: TEL: 166-506 TEL: 03-812-2111 TLX: TLX: TLX: 227460 KONOB H TLX: 33659 UTYCSCI J COK: 12 COK: 46 COM: 41 COM: 350,42 OSAKA KIYOTF.RU DR OSTERBROCK DONALD E PROF OVEN FRAZER NELSON DR FACHNER JAROSLAV PROF TOKYO ASTRONOMICAL LICK OBSERVATORY VLA NRAO 390 WOODSKORTH RD 11 OBSERVATORY UNIVERSITY OF CALIFORNIA 1000 BULLOCK BLVD TORONTO ONT M2L 2T9 OSAKA SANTA CRUZ CA 95G64 PO BOX 0 CANADA MITAKA TOKYO 181 U.S.A. SOCORRO NK 87801 TEL: 416-447-1015 JAPAN TEL: 408-429-2605 U.S.A. TLX: TEL: 0422-32-5111 TLX: TEL: 505-772-4011 CON: 28,47 TLX: COK: 28,34.40.41 TLX: 910-988-1710 COM: 25,27,29,45 COK: 28,40 OSBORK HAYNE DR OSTRIKBR JEREMIAH F FROF OVEN TOBIAS C FROF PACHOLCZYK ANDRZEJ S FROF PHYSICS DEPT PRINCETON UNIVERSITY DEPT OF EARTH i SPACE SCI STENARD OBSERVATORY CENTRAL MICHIGAN UNIV OBSERVATORY STATE UNIVERSITY NEN YORK UNIVERSITY OF ARIZONA Ml PLEASANT MI 48859 PEYTON HALL STONY BROOK NY 11794 TUCSON AZ 85721 U.S.A. PRINCETON NJ 08544 U.S.A. U.S.A. TEL: 517-774-3321 U.S.A. TEL: 516-246-6705 TEL: 602-621-6928 TLX: TEL: 609-452-3800 TLX: 510228776; TLX: 467175 COK: 37,45,46 TLX: 322409 COM: 16C,44,51,11 COM: 28,40,48 COM: 33,35,48,51 OSBORNE JOH1 L DR OTERNA LIISI FROF ONREN LEIF DR PACINI FRANCO FROF DEPT OF PHYSICS SIRKKALANKATU 31 FYSISK INSTITOTT ISTITUTO DI ASTRONOMIA UNIVERSITY OF DURHAM SF-20700 TURKU UNIVERSITETET I BERGEN LARGO E FERKI 5 SOUTH ROAD FINLAND ALLE5ATEN 55 LARGO E. FERMI 5 DURHAM DH1 3LE TEL: 358-21-332081 N-5000 BERGEN 1-50125 FIRENZE U.K. TLX: NORWAY ITALY TEL: 0385-64971 COK: 19,20 TEL: 47-05-213050 TEL: 055-220-034 TLX: 537351 DURLIB G TLX: TLX: 572268 ARCETR-I i COM: 34 CON: COK: 44.48C.51C OSKANYAN V S DR OTHNAN NAZLAN OXENIUS JOACHIM DR PACZYNSKI BOHDAN PROF BYURAKAN ASTROPHYSICAL DEFT OF PHYSICS UNIV LIBRE BRUXELLES COPERNICUS ASTRON CENTER OBSERVATORY UNIVERSITI KEBANGSAAN CF 231 UL. BARTYCJA 378433 ARMENIA MALAYSIA CAMPUS PLAINS ULB 00-716 8ARSZAIA U.S.S.R. 43600 BANGI SELANGOR 3-1050 BRUSSELS POLAND TEL: MALAYSIA BELGIUM TEL: TLX: TEL: 8250001 TEL: 32-02-640-00-15 TLX: COM: 25,27 TLX: 31496 UNIKEB KA TLX: 23069 UNILIB B COM: 35,42 COM: 46 CON: 36 OSMAN ANAS NOHANED DR OTTELET I J DR OZBRNOY LEONID K PROF PADALIA T D DR RELNAN OBSERVATORY INSTITUT D'ASTROPHYSIOUE PHYSICAL INSTITUTE UTTAR PRADESH STATE OBS HELNAN-CA1RO UNIVERSITE DE LIEGE USSR ACADEMY OF SCIENCES KANORA PARK EGYPT AVENUE DE COINTE 5 117924 NOSCON NAINITAL 263 129 TEL: 780645 HIAG UN B-4200 COINTE-OUGREE U.S.S.R. INDIA TLX: BELGIUM TEL: TEL: 2136 CON: 28,37 TEL: 041-529980 TLX: TLX: TLX: 41264 COK: 34,47,48 CON: 42 COK: 16

PAGE CLIVE G DR PALMER PATRICK B PROF PAN XIAO-PEI PANOV KIRIL DR PHYSICS DEPT DEPT OF ASTRONOMY SHAANXI ASTRONOMICAL OBS DEPT OF ASTRONOMY UNIVERSITY OF LEICESTER UNIVERSITY OF CHICAGO P.O. BOX 18 BULGARIAN ACAD SCIENCES LEICESTER LEI 7RH 5640 S. ELLIS AVE LINTONG 7TH NOVEMBER STR 1 U R CHICAGO IL 60637 SHAANXI 1000 SOFIA TEL: 533-554455 x 23 U.S.A. CHINA, PEOPLE'S REP. BULGARIA TLX: 341664 LUXRAY G TEL: 312-962-7972 TEL: XIAN 32255x406 TEL: 7341 COM: 48 TLX: 6871133 TLX: 70121 CSAO CN' TLX: 23561 ECF BAN B5 COM: 33,34,40 COM: 19 COM: PAGE DON NELSON PALOUS JAN DR PANAGIA NINO DR PAOLICCHI PAOLO DR 104 DAVEY LABORATORY ASTRONOMICAL INSTITUTE SPACE TELESCOPE SCI INST ISTITUTO DI ASTRONOMIA PENNSYLVANIA STATE MIIV. CZECH. ACAD. OF SCIENCES 3700 SAN MARTIN DRIVE L'NIVERSITA' DI PISA UNIVERSITY PARR PA 16802 BUDECSKA 6 BALTIMORE MD 21218 PIAZZA TORRICELLI 2 U.S.A. 120 23 PRAGUE 2 U.S.A. 1-56100 PISA TEL: 814-863-0163 CZECHOSLOVAKIA TEL: 301-338-4916 ITALY TLX: 842510 TEL: 25-87-57 TLX: 6849101 ST SCI TEL: 50-43343 COM: 47 TLX: 122486 COM: 34 TLX: COM: 33 COM: 15,16 PAGE THORNTON L DR PALUMBO GIORGIO G C DR PANDE GIRISH CHANDRA PROF PAP JUDIT NASA JOHNSON SPACE CENTER TE-S R E LAB CNR DEPT OF MATHEMATICS DEPT OF ASTRONOMY 18639 POINT LOOKOUT DR VIA DB CASTAGNOLI 1 UNIVERSITY OF PATRAS L. EOTVOS UNIVERSITY HOUSTON IX 7705! 1-40100 BOLOGNA GR-26110 PATRAS KUN BELA TER 2 U.S.A. I ITALY GREECE H-1083 BUDAPEST TEL: 713-483-3728 TEL: 051-51-95-93 TEL: 061-991-889/991 HUNGARY TLX: TLX: 511350 CNR-80 TLX: 312239 EFAP GR TEL: 36-1-141-019 COM: 28,51 COM: 48 CON: 35 TLX: 225467 COM:

PAPALOIZOU JOHN C B DR PARIJSKIJ N N PROF PARKINSON WILLIAM H PASCOAL ANTONIO J B SCI INSTITUTE OF ASTRONOMY INST OF PHYSICS OF EARTH HARVARD COLLEGE OBS OBSERVATORIO ASTRONOMICO MADINGLEY ROAD USSR ACADEMY OF SCIENCES 60 GARDEN STREET PROF MANUEL DE BARROS CAMBRIDGE CB3 0HA 123810 MOSCOW CAMBRIDGE KA 02138 MONTE DA VIRGEM U.K. U.S.S.R. U.S.A. 4400 VILA NOVA DE GAIA TEL: TEL: 252-07-21 TEL: 617-495-4865 PORTUGAL TLX: TLX: 411196 IFZAN US TLX: 921428 TEL: 7820404 COM: 27,35 COM: 19 COM: 10,12,140,44 TLX: COM: PAPARO MARGIT DR PARIJSKIJ YU N DR PARMA PAOLA PASCU DAN DR EOHKOLY OBSERVATORY SPECIAL ASTROPHYSICAL OBS 1ST. DI RADIOASTRONOMIA US NAVAL OBSERVATORY HUNGARIAN ACADEMY OF SCI USSR ACADEMY OF SCIENCES CNR WASHINGTON DC 20390 BOX 67 LENINGRAD BRANCH VIA IRNERIO 46 USA H-1525 BUDAPEST 196140 LENINGRAD 1-40126 BOLOGNA TEL: 202-653-1178 HUNGARY U.S.S.R. ITALY TLX: TEL: 166-426 TEL: 2979452 TEL: 51-232856 CON: 20 TLX: 227460 TLX: TLX: COM: COX: 40,51 COM: PAPATHANASOGLOU D DR PARISOT JEAN-PAUL PARRISH ALLAN DR. PASIAN FABIO DEPT OF ASTRONOMY OBSERVATOIRE DE BESANCON STATE UNIVERSITY OF S.Y. OSSERVATORIO ASTRONOMICO UNIVERSITY OF ATHENS 41B AVE DE L'OBSERVATOIRE C/O 6191 GRC U MASS. DI TRIESTE PANEPISTIKIOPOLIS F-25044 BESANCON CEDEX AMHERST KA 01003 VIA G.B. TIEPOLO 11 GR-15771 ATHENS FRANCE U.S.A. 1-34131 TRIESTE GREECE TEL: 81-50-30-88 TEL: ITALY TEL: 7243414 TLX: 361144 OBS TLX: TEL: 39-40-768005 TLX: COM: COM: 40 TLX: 461137 OAT I COM: 12 COM: 09 PAPAYANNOPOULOS TH DR PARKER EDWARD A DR PARSAMYAN ElMA S DR PASINBTTI LAURA E PROF DEPT OF ASTRONOMY ELECTRONICS LABORATORIES BYURAKAN ASTROPHYSICAL DIPARTIMENTO DI FISICA UNIVERSITY OF ATHENS THE UNIVERSITY OBSERVATORY UNIVERSITA DI MILANO PANEPISTIMIOPOLIS CANTERBURY CT2 7NT 378433 ARMENIA VIA CELORIA 16 GR-15771 ZOGRAFOS U.K. U.S.S.R. 1-20133 MILANO GREECE TEL: 0227-66822 TEL: 56-34-53 ITALY TEL: 01' 7243414 TLX: 965449 TLX: TEL: 2-2392275/272 TLX: COM: 40 COM: 27,37 TLX: 334687 INFN MI COM: 33 COM: 05,29,36,45 PAPOUSEK JIRI PARKER EUGENE I PARSONS SIDNEY B DR PASTORI LIVIO DEPT OF ASTROPHYSICS KFTA LAB ASTROPHYS SPACE RES SPACE TELESCOPE SCI INST OSSERVATORIO ASTRONONICO FACULTY OF SCIENCE UJEP UNIVERSITY OF CHICAGO HONEWOOD CAMPUS VIA BIANCHI 46 ROTLARSKA 2 933 E 56TH STREET 3700 SAN MARTIN DRIVE 1-22055 NERATE 611 37 BRNO CHICAGO IL 60637 BALTIMORE MD 21218 ITALY CZECHOSLOVAKIA U.S.A. U.S.A. TEL: 039-592035 TEL: 51112 TEL: 312-962-7847 TEL: 301-338-4807 TLX: TLX: TLX: 910-221-5617 TLX: COM: CON: 27 COM: 34,48,49 COM: 29,45 PAOUET PAUL EG DR PARKBR ROBERT A R PARTHASARATHY M DR PASTORIZA MIRIANI G DR OB? ROYAL DE BBLGIOUE NASA/JOHNSON SPACE CENTER INDIAN INSTITUTE OF INSTITUTO DE FISICA AVENUE CIRCULATE 3 CODE CB ASTROPHYSICS UNIVERSIDADE FEDERAL B-1180 BRUXBLLES HOUSTON TX 77058 BANGALORE 560 034 DO RIO GRANDE DO SUL BELGIUM U.S.A. INDIA 90000 PORTO ALEGRE TEL: 32-2-374-38-01 TEL: 713-483-2221 TEL: 566585/566497 BRAZIL TLX: 215(5 OISBEL TLX: TLX: 845763 IIAB IN TBL: 512-71-666 COM: 19,31V COM: COM: 27,29,42 TLX: 051-1055 UFRS BR COM: 28

FAULINY TOTE IVAN I I DR PEALE STANTON J PROF PEDERSEN OLAF PROF PEKUENLUE E RENNAN DR MPI FUEK RADIOASTRONOMIE DEPT OF PHYSICS HISTORY OF SCIENCE INST EGE UNIVERSITY AUF DEM HUEGEL 69 UNIVERSITY OF CALIFORNIA UNIVERSITY OF AARHUS FACULTY OF SCIENCE D-5300 BONN SANTA BARBARA CA 93106 NY MUNKEGADE BORNOVA-IZMIR GERMANY, F.R. U.S.A. DK-8000 AARHUS C TURKEY TEL: 228-525-243 TEL: 805-961-2977 DENMARK TEL: 222295 TLX: 886440 TLX: TEL: 06-127188 TLX: COM: 40,48 COM: 07 TLX: COM: COM: 41C PAULS THOMAS ALBERT DR PEARSE REGINALD 1 B DR PEDLAR ALAI DR PEL 3kt WILLEM DR NAVAL RESEARCH LABORATORY 60 GREENLANDS ROAD VLA PROJECT KAPTEIJN STERREWACHT CODE 4130 STAINES TW18 4LR BOX 0 MENSINGHEWEG 20 WASHINGTON DC 20375-5000 U.K. SOCORRO NM 87801 NL-9301 KA RODEN U.S.A. TEL: U.S.A. NETHERLANDS TEL: TLX: TEL: TEL: TLX: COM: 21 TLX: TLX: 53767 KSW RO NL COM: 33,34,40 CON: 40 CON: 25

PELSBNBER JEAI ION PROF PBNZIAS ARNO A DR PEREZ-PERAZA JORGE DR PERRYKAI MICHAEL A C UHIV LIBRE DE BRUXELLES AT&T BELL LABORATORIES INAOE ASTROPHYSICS DIVISION 76 AY DES GRENADIERS ROOK 6A-409 AP POSTALES 216 j 51 SPACE SCIENCE DEPT ESA BOITE 6 600 KOUNTAIN AVENUE 72000 PUEBLA, PUE. ESTEC. POSTBUS 299 B-1150 BRUXELLES KURRAY HILL NJ 07974 KEXICO NL-2200 AG NOORDNIJR BELGIUM U.S.A. TEL: 47-04-19 NETHERLANDS TEL: TEL: 201-532-3361 TLX: TEL: 1719-83615 TLX: TLX: 13-8650 OR 219348 COK: TLX: 39098 COK: 41 COK: 34.40,47 COK: 08.09,24,47 PELTIER LESLIE C PBQUIGNOT DANIEL PERIIOTTO MARIO PROF PERSI PAOLO 327 S. BREDEICR STREET OBSERVATOIRE DE PARIS ISTITUTO DI ASTRONOMIA 1ST. ASTROFISICA SPAZIALE DELPHOS OH 45833 SECTION DE HEUDON LARGO E. FERKI 5 C P 67 U.S.A. DAF 1-50125 FIRENZE 1-00014 FRASCATI TEL: F-92195 KEUDON PL CEDEX ITALY ITALY TLX: FRANCE TEL: 55-22-00-34 TEL: 396-9425655 COK: 27 TEL: 1-45-34-75-70 TLX: 572268 ARCETR TLX: 610261 CNR FRA TLX: 201571 COK: 34 COK: 34 COK: PBNG QIU-HE PERAIAH ANNAKANERI DR PERKINS FRANCIS H DR PERSIDES SOTIRIOS C DEPT OF ASTRONOKY INDIAN INSTITUTE OF PLASNA PHYSICS LAB DEPT OF ASTRONOKY NANJING UNIVERSITY ASTROPHYSICS PRINCETON UNIVERSITY UNIVERSITY THESSALONIKI NANJING BANGALORE 560 034 PO BOX 451 GR-54006 THESSALONIKI CHINA. PEOPLE'S REP. INDIA PRINCETON NJ 08540 GREECE TEL: 34651 - 2882 TEL: 566585. 566497 U.S.A. TEL: 991357 TLX: 34151 PRCNU CN TLX: 845763 IIAB IN TEL: 609-683-2603 TLX: COK: 28.48 COK: 36 TLX: 5106852399 COK: 47 COK: 49 PENG YUN-LOU PERCY JOHI R PROF PERLEY RICHARD ALAI PESCB PETER DR DEPT OF ASTRONOKY DEPARTKENT OF ASTRONOKY NRAO DIV ASTRONOKICAL SCIENCES NANJING UNIVERSITY UNIVERSITY OF TORONTO PO BOX 0 NATL SCIENCE FOUNDATION NANJING TORONTO ONT K5S 1A1 SOCORRO IK 87801 1800 G STREET. N.N. CHINA, PEOPLE'S REP. CANADA U.S.A. WASHINGTON DC 20550 TEL: 37551, 2882 TEL: 416-978-4971 TEL: 505-772-4011 U.S.A. TLX: 34151 PRCNU CN TLX: TLX: 910-988-1710 TEL: 202-357-7622 COK: 40 COK: 27C46C COK: 40 TLX: COM: 33 PENNY ALU JOB! DR PERDANG JEAI 1 DR PEROLA G C DR PESEK RUDOLPH PROF RUTHERFORD APPLETON LAB INSTITUT D'ASTROPHYSIflUE ISTITUTO ASTRONOKICO CZECH. ACAD. OF SCIENCES CHILTON, DIDCOT 0X11 OQX UNIVERSITE DE LIEGE VIA LANCISI 29 PRAGUE U.K. AVENUE DE COINTE 5 1-00161 ROKA CZECHOSLOVAKIA TEL: 0235-21900 B-4200 COINTE-OUGREE ITALY TEL: TLX: 83159 RUTHBL G BELGIUN TEL: 06-867525 TLX: COK: 09.25C.37 TEL: 041-52-99-80 TLX: 613255 INFNRO COK: 51 TLX: 41264 ASTRLG B COK: 48 COK: PEISADO JOSE DR PERDOKO RAUL PERRII KARIE-NOEL DR PETERS GERALDIIE JOAI DI OBSERVATORIO ASTRONOK1CO FACULTAD DE CIENCIAS OBSERVATOIRE DE PARIS DEPT OF ASTRONOKY ALFONSO Xll-5 ASTROI. V GEOFISICAS 61 AVE DE L'OBSERVATOIRE UNIV SOUTHERN CALIFORNIA 28014 KADRID PASEO DEL BOSQUE F-75014 PARIS UNIVERSITY PARK SPAIN 1900 LA PLATA FRANCE LOS ANGELES CA 90007 TEL: 2270107 ARGENTINA TEL: 1-43-20-12-10 U.S.A. TLX: TEL: 213-8*10 TLX: TEL: 213-743-6962 COK: TLX: 31151 BULAP COK: 29 TLX: COK: 19 CON: 29.36.42.44

PETERS nUIAK L III DR PETON ALAIN DR PETROV G K DR PETTINI MAX ASTRONOMY DEPT OBSERVATOIRE DE MARSEILLE NIF.OLAEV DEPT OF THE ROYAL GREENWICH OBS UNIVERSITY OF TEXAS 2 PLACE LE VERRIER MAIN A5TR0NCMICAL OBS HERSTMONCEl'X CASTLE AUSTIS TX 78712 F-13248 MARSEILLE CEBEX 4 327000 NIXOLAEV HAILSHAM BN27 1RP U.S.A. FRANCE U.S.S.R. U.X. TEL: TEL: 91-95-90-88 TEL: 36-18-24 TEL: 44-323-833171 TLX: TLX: TLX: TLX: 87451 RGOBSY 5 COM: 28,34,40 CON: COM: 08 COM:

PETERSEN J 0 DR PETRI IINFRIED PROF DR PETROV GENNADI! N PEYTRENANN ERIC DR UNIVERSITY OBSERVATORY UNTERLEITEN 2 INST RADIOTECH i ELECTRON 50 NATTEN VIED OESTER VOLDGADE 3 POSTFACH 106 USSR ACADEMY OF SCIENCES SINGAPORE 1128 DM350 COPENHAGEN F. D-8162 SCHLIERSEE NARXS AVENJU 18 SINGAPORE OENHARK GERMANY, F.S. 103907 MOSCOW GSP-3 TEL: TEL: 1-14-17-90 TEL: 08026-6428 U.S.S.R. TLX: TLX: TLX: TEL: COM: COM: 27 COM: 41 TLX: CON: PETERSON BRADLEY HlCHAEL PETRINI DANIEL DR PETROV GEORGY TRENDAFILOV PEYTURAUX ROGER H PROF DEPT OF ASTRONOMY OBSERVATOIRE DE NICE DEPT OF ASTRONOMY INSTITUT D'ASTROPHYSICUE /OHIO STATE UNIVERSITY BP 139 BULGARIAN ACAD SCIENCES 98 BIS BOULEVARD ARAGO '174 » 18TH AVENUE F-06003 NICE CEDEX 72 LENIN BLVD F-75014 PARIS COLUMBUS OH 43210 FRANCE 1784 SOFIA FRANCE U.S.A. TEL: 93-89-04-20 BULGARIA TEL: 1-43-20-14-25 TEL: 614-422-7886 TLX: 460004 TEL: 75-89-27 TLX: TLX: CON: 14 TLX: 23561 ECF BAN BG COM: 12 CON: 28 CON: PETERSON BRUCE A DR PETRO LARRY DAVID PETROV NIKOLAI PFAU KEENER NT STRONLO i SIDING SPACE TELESCOPE SCI INST ASTRONOMICAL OBSERVATORY UNIVERSITY OBSERVATORY SPRING OBSERVATORIES BONEVOOD CAMPUS PO BOX 120 • SCHILLERGAESSCHEN 2 AUSTRALIAN NAT UNIVERSITY 3700 SAN NARTIN DRIVE 9000 VARNA DDR-6900 JENA HODBN P.O. ACT 2606 BALTINORE ND 21218 BULGARIA GERNANY, D.R. AUSTRALIA U.S.A. TEL: 22-28-90 TEL: 058861347 TEL: 61-62-88-1111 TEL: 301-338-4501 TLX: TLX: TLX: 62270 TLX: 7102341090 CON: CON: 25 CON: 47.48 COM: PETERSON CHARLES JOHN DR PETROPOULOS BASIL CH DR PETROVSXAYA M S DR PFEIFFER RAYMOND J DEPT PHYSICS t ASTRONOMY RES CTR ASTRON APPL NATHS INST OF THEORET ASTRONONY 8 BARBARA LANE UNIVERSITY OF MISSOURI ACADENY OF ATHENS 10 KUTUZOV QUAY TITUSVILLE NJ 08560 223 PHYSICS BLDG 14 ANAGNOSTOPOULOU 191187 LENINGRAD U.S.A. COLUNBIA NO 65211 GR-10673 ATHENS U.S.S.R. TEL: 609-883-4612 U.S.A. GREECE TEL: 121578 ITA SU TLX: TEL: 314-882-3217 TEL: 3613589 TLX: CON: 25 TLX: TLX: COM: 07,37 COM: 28.37,41 CON: 14,16 PETERSON LAURENCE E PROF PETROSIAN YAHE PROF PETTENGILL GORDON H PROF PFENNIG HANS H DR CASS C-011 . CTR FOR SPACE SCIENCE 5 NIT NFI F PHYSIR 5 ASTROPHYS UNIVERSITY OF CALIFORNIA ASTROPHYSICS, ERL RN 304 RM 37-241 F.ARL-SCHIARZSCHILD-STR 1 AT SAN DIEGO STANFORD UNIVERSITY CAHBRIDGE MA 02139 D-8046 GARCHING B MUNCHEN LA JOLLA CA 92093 STANFORD CA 94306 U.S.A. GERMANY, F.R. U.S.A. U.S.A. TEL: 617-253-7501 TEL: 89-32-99-94-35 TEL: 619-452-3461 TEL: 415-497-1435 TLX: 92-1473 TLX: 524629 ASTRO D TLX: 910-337-1271 SIOCEAN TLX: CON: 16,40 COM: 14 CON: 44,48 CCN: 10.34.47,48 PETERSON RUTH CAROL DR PBTROU XARIA DR PETTBRSEN BJOERN RAGNYALD PFLEIDERER JORG PROF 607 MARION PLACE UNIVERSITY OF OXFORD INST THEORET ASTROPHYSICS INSTITUT FUER ASTRONOMIE PALO ALTO CA 94301 DEPT THEORETICAL PHYSICS UNIVERSITY OF OSLO UNIVERSITAETSSTR 4 U.S.A. 1 XEBLE ROAD P O BOX 1029 A-6020 INNSBRUCX TEL: 415-321-1281 OXFORD OX1 3NP N-0315 BLI8DERN OSLO 3 AUSTRIA TLX: U.K. NORWAY TEL: 52-22-724-6610 CON: 29 TEL: 0865-53281 TEL: 02-45-65-01 TLX: TLX: TLX: 72705 ASTRO N CON: 21 COM: 28 CON: PETFORD A DAVID DR PETROV G I PROF DR PETTINI NARCO PFLUG KLAUS DR DEPT OF ASTROPHYSICS SPACE RESEARCH INSTITUTE OSSERVATORIO ASTROFISICO ZNTRLINST. F. ASTROPHYSIX SOUTH PARRS ROAD USSR ACADENY OF SCIENCES DI ARCETRI SONNENOBSERYATORIUN OXFORD OX1 3RQ ' 117810 MOSCOI LARGO E. FERNI 5 EINSTEINTURN U.K. U.S.S.R. 1-50125 FIRENZE - DDR-1500 POTSDAN TEL: 865-511336 TEL: ITALY • GERMANY. D.R. TLX: TLX: TEL: 055-220034 TEL: COM: 09 COM: TLX: 572268 ARCETR TLX: COM: 14 COM: 10,12,49

PHAN-VAN JACQUELINE NNE PIAZZA LILIANA RIZZO PIKE CHRISTOPHER DAVID PINIGIN GEXXADIJ I DR CEP.GA INST. PESQUISAS ESPACIAIS ROYAL GREENNICH CBS NUOLAYEV BRANCH AVEHUE COPERKIC C.P. 515 HERSTMONCEUX CASTLE CENTRAL ASTRONONICAL CBS F-06130 GRASSE 12200 S. iCSE DOS CAMPOS HAILSHAN BN27 1RP OBSERVATORNAYA 1 FRANCE BRAZIL I'X 327001 NUOLAYEV REGIONAL TEL: 93-36-58-4S TEL: 011-825365 TEL: U.S.S.R. TLX: 470865 TLX: 11-34061 INPE BR TLX: TEL: COM: 38 CC!i: CON: TLX: CON: 08C PHILIP A S DAVIS PICAT JEAN-PIERRE DR PILACHOISEI CATHERINE DR PINKAU I PROF 1125 OXFORD PLACE OBSERVATOIRE PIC-DU-KIDI KITT PEAR NATL OBS KPI FDER PLASMAPHYSIF. SCHENECTADY NY 12308 14 AVENUE EDCUARD BELIN HTL OPTICAL ASTR OBS D-8046 GARCHING B MUNCHEN U.S A. F-31400 TOULOUSE PC BOX 26732 GERMANY, F.R. TEL: 518-374-5636 FRANCE TUCSON AS 85726 TEL: 89-3259-342 V X" TEL: 61-25-21-01 USA TLX: 05-215-808 CM: 05.25,300,33,37,45 TLX: TEL: 602-327-5511 COM: 44,48 COM: OS TLX: 0666484 AURA KACTUC CON: 29.37C PHILLIPS ANTHONY PAUL PICCIONI ADALBERTO PILCHER CARL BERNARD DR PIHOTSIS ANTONIS D DR 23 CROUCH HALL RD, FLAT 5 ISTITUTO ASTRONOMICO INSTITUTE FOR ASTRONOMY DEPT OF ASTRONOMY CROUCH END UNIVERSITARIO UNIVERSITY OF HAWAII UNIVERSITY OF ATHENS ' LONDON N8 8HT C P 596 2680 WOODLAWK DRIVE PANEPISTIMIOPOLIS U.S. 1-40100 BOLOGNA HONOLULU HI 96822 ATHENS 621 TEL: ITALY U.S.A. GREECE • TLX: TEL: 051-222956 TEL: 808-948-7954 TEL: CON: 34 TLX: 211664 INFNBO 1 TLX: 723-8459 UHAST TLX: COM: 42 COM: 15 COM: 35 PHILLIPS JOHN G PROF PICK NONIQUE DR PILRIKGTON JOHN D H DR PINTO GIROLAMO PROF ASTRONOMY DEPT OBSERVATOIRE DE PARIS ROYAL GREENWICH OBS OSSERVATORIC ASTRONOMICO UNIVERSITY OF CALIFORNIA SECTION DE MEUDON HERSTMONCEUX CASTLE 1-35100 PADOVA 6G1 CAMPBELL HALL DASOP HAILSBAM BN27 1RP ITALY BERKELEY CA 94720 F-92195 MEUDON PL CEDEX U I TEL: H C i FRANCE TEL: 44 323 833171 TLX: TEL: 415-642-5275 TEL: 1-45-34-75-30 TLX: 87451 RGOBSY G CON: TLX: TLX: 200590 COM: 19.31C COM: 14,36 COM: 10P.40 PHILLIPS JOHN PETER PIDDINGTON JACK B RES PEL PILONSRI K PROF DR PIPHER JUDITH L PHYSICS DEPT NATIONAL MEASUREMENT LAB GEODAETISCHES INSTITUT PHYSICS i ASTRONOMY DEPT QUEEN MARY COLLEGE CSIRO, P O B 218 TECHNISCHE UNIVERSITAET UNIVERSITY OF ROCHESTER MILE END ROAD LINDFIELD NIENBURGER STR 1 ROCHESTER NY 14627 LONDON El 4NS SYDNEY NS« 2070 D-3000 HANNOVER U.S.A. U.K. AUSTRALIA GERMANY, F.R. TEL: 716-275-4402 TEL: 01-980-4811 TEL: 467 6211 TEL: TLX: TLX: 893750 QMEUOL G TLX: 26296 AA TLX: COM: COM: COM: 10.48 COM: 08.33 PHILLIPS KENNETH J H PIERCE A KEITH DR PINEAULT SERGE DR PIRRONELLO VALERIO SPACE i ASTROPHYSICS DIV NATL SOLAR OBSERVATORY DEPT DE PHYSIQUE OSSERVATORIO ASTROFISICO RUTHERFORD APPLETON LAB PO 26732 UNIVERSITE LAVAL CITTA UNIVERSITARIA CHILTON, DIDCOT OX11 0QX TUCSON AZ 85726 SAINTE-FOY PQ GU 7P4 VIALE A. DORIA U.K. U.S.A. CANADA 1-95125 CATANIA TEL: 0235-21900 TEL: 602-327-5511 TEL: 418-656-3901 ITALY TLX: TLX: TLX: TEL: 095-330533 COM: 10,12,44 COM: 07,12 COM: TLX: 970359 ASTRCT I COM: PHILLIPS MARK N DR PIERCE DAVID ALLEN PINES DAVID PROP PISKUNOV ANATOLY E CERRO TOLOLO INTER- SCIENCE i NATH DIVISION DEPT OF PHYSICS ASTRONOMICAL COUNCIL AMERICAN OBSERVATORY NOAO EL CAMINO COLLEGE UNIVERSITY OF ILLINOIS USSR ACADEMY OF SCIENCES CASILLA 603 TORRANCE CA 90506 URBANA IL 61801 PYATNITSKAYA 48 LA SERENA U.S.A. U.S.A. 109017 MOSCOW CHILE TEL: TEL: 217-333-0115 U.S.S.R. TEL: 51-213352 TLX: TLX: 9103806599 PHYSICS S TEL: 231-54-61 TLX: 620301 AURA CT COM: 20 COM; 35 TLX: 412623 SCSTP SU COM: 28,35 COM: 37 PHILLIPS THOMAS GOULD DR PIIROLA VILPPU E DR PINGREE DAVIS PROF PISMIS DE RECILLAS PARIS CALTECH OBSERVATORY BROUN UNIVERSITY INSTITUTO DE ASTRONOMIA 320-47 TAHTITORNIIfKARI PO BOX 1900 UNAM PASADENA CA 91125 SF-00130 HELSINKI 13 PROVIDENCE RI 02912 APDO POSTAL 70-264 U.S.A. FINLAND U.S.A. 04510 MEXICO DP TEL: 818-356-4278 TEL: 90-1912801 TEL: 401-863-2101 MEXICO TLX: TLX: 124690 UNIH SF TLX: TEL: 905-548-5306 COM: 34,40 COM: 250,27,42 COM: 41 TLX: 1760155 CICNE COM: 28,33,34

PITTICH EDDARD N DR PLAVEC ZDENKA DR POLCARO V F PONNAMPBRUNA CYRIL PROF ASTRONOMICAL INSTITUTE DEPT OF ASTRONOMY 1ST. ASTROFISICA SPAZIALE DEPT OF CHEMISTRY SLOVAK ACAD. OF SCIENCES UCLA C F 67 UNIVERSITY OF MARYLAND DUBRAVSKA CESTA 9 405 HILGARD AVE 1-00044 FRASCATI COLLEGE PARR MD 20472 342 28 BRATISLAVA LOS ANGELES CA 90024 ITALY U.S.A. CZECHOSLOVAKIA USA TEL: 9425651 TEL: TEL: 427-375157 TEL: 213-206-3596 TLX: 610261 TLX: TLX: 93373 SEIS TLX: COM: COM: 51 COM: 15.20 COM: 22 FITZ ECKHART DR PNBUMAN GERALD II POLETTO GIANNINA PROF PONSONBY JOHN E B DI MPI FUER ASTRCKHIE HIGH ALTITUDE OBSERVATORY OSSERVATORIO ASTROFISICO NRAL KOENIGSTUHL PO BOX 3000 DI ARCETRI JODRELL BANR D-6900 HEIDELBERG BOULDER CO 80302 LARGO E. FERNI 5 MACCLESFIELD SR11 9DL GERMANY, F.R. USA 1-50125 FIRSNZE O.K. TEL: 06221-5281 TEL: 303-497-1000 ITALY TEL: 0477-71321 TLX: 461739 MPIA D TLX: 45694 TEL: 55-220034 TLX: 36149 COM: 21 COM: 10,49 TLX: 572268 ARCETR I COM: 40,51 COM: 10 PIZZELLA G DR PODOBED V V DR POLIDAN RONALD S POOLEY GUY DR DIPARTIMENTO DI FISICA STERNBERG STATE UNIVERSITY OF ARIZONA CAVENDISH LABORATORY UNIVERSITA DI ROMA ASTRONOMICAL INSTITUTE LUNAR 5 PLANETARY LAB MADINGLBY ROAD PIAZZALE ALDO NCRO 2 117234 MOSCOW 3625 E. AJO »AY CAMBRIDGE CB3 0HE' 1-00135 ROMA U.S.S.R. TUCSON AZ 35713 U.K. ITALY TEL: U.S.A. TEL: 223-66477 TEL: 6-4940156 TLX: TEL: TLX: 31292 TLX: 613255 INFNRO COM: 03.24 TLX: COM: 40 COM: COM: 42.44 PIZZICHIRI GRAZIELLA POECRERT ROLAND H DR POLLACR JAKES B DR POPELAR JOSEF DR ISTITl'TO TESRE/CNR DEFENCE RESEARCH SPACE SCIENCE DIVISION GRAVITY S GEODYNAMICS DIV VIA DE CASTASNCLI 1 ESTABLISHMENT PACIFIC NASA-AMES RESEARCH CTR EARTH PHYSICS BRANCH 1-40126 BOLOGNA FMC CFB ESQUIMALT MS 245-3 3 OBSERVATORY CRESCENT ITALY VICTORIA BC 70S 1B0 MOFFETT FIELD CA 94335 OTTAKA ONT KU' 0E4 TEL: 051-519593 CANADA U.S.A. CANADA TLX: 511350 CNR BO TEL: TEL: 415-694-5530 TEL: 613-9925419 COM: 28 TLX: TLX: TLX: 0533117 EMAR-CTT COM: 29 COM: 16,51 COM: 19,31 PLARIDIS STAVROS PROF POEPPEL WOLFGANG G L DR POLNITZRY GERHARD DR POPOV VASIL NIJOLOV EVRYTANIAS 16 INSTITUTO ARGENTINO INSTITUT FUER ASTRONOMIE DEPT OF ASTRONOMY KATO HALANDRI DE RADIOASTRONOMIA UNIVERSITAET SIEN BULGARIAN ACAD SCIENCES GR-15231 ATHENS CASILLA DE CORREO 5 TUERRENSCHANZSTR 17 72 LENIN BLVD GREECE 1394 VILLA ELISA iBs.As.l A-1180 JIEN 1784 SOFIA TEL: 6721770 ARGENTINA AUSTRIA BULGARIA TLX: TEL: 021-43793 TEL: 0222-345360-90 TEL: 449-477 COM: TLX: 18052*CICYT-AR TLX: 116222 PHYSI A TLX: COM: 34 COM: 08.22 COM: 28 PLANESAS PERE POGO ALEXANDER DR POLOZESNTSEV DIMITRIJ DX POPOV VICTOR S DR CENTRC ASTRCN DE YEBES MT WILSON 4 LAS CAMPANAS PULROVO OBSERVATORY MAIN ASTRONOMICAL OBS O A N OBSERVATORIES 196140 LENINGRAD USSR ACADEMY OP SCIENCES APARTADO CORREOS 148 813 SANTA BARBARA ST U.S.S.R. PULKOVO M-140 19080 GUADALAJARA PASADENA CA 91101 TEL: 298-22-42 196140 LENINGRAD SPAir U.S.A. TLX: U.S.S.R. TEL: 11-22-33-58 TEL: 213-577-1122 COM: 08,24 TEL:' TLX: TLX: TLX: COM: CON: 41 COM: 30 PLASSARD J DR POHL ECKHARD DR POLUPAN P N DR POPQVA MALINA S PROF DR KSARA OBSERVATORY STERNSJASTE NUERNBERG RIEV STATE UNIVERSITY DEPT OF ASTRONOMY F.SARA REGI0N0NTANUS8EG 1 ASTRONOMICAL OBSERVATORY BULGARIAN ACAD SCIENCES LEBANON D-8500 NUERNBERG 20 252053 RIEV 72 LENIN BLVD TEL: GERMANY, F.R. U.S.S.R. 1784 SOFIA TLX: TEL: 0911-593540 TEL: 26-09-08 BULGARIA COM: TLX: TLX: 132201 TEL: 449-477 COM: COM: 10 TLX' COM: 27,35,37 PLAVEC MIRER J PROF POLAND ARTHUR I DR PONA ANGELO DR POPOVIC BOZIDAR PROF DR DEPT OF ASTRONOMY NASA/GSFC INTL ASTRONOMICAL STATION OGNJENA PRICE 80 UNIVERSITY OF CALIFORNIA CODE 682 VIA OSPEDALE 72 11000 BEOGRAD MS 8979 GREENBELT MD 20771 1-09100 CAGLIARI YUGOSLAVIA LOS ANGELES CA 90024 U.S.A. ITALY TEL: U.S.A. TEL: 301-344-7334 TEL: 070-66-35-44 TLX: TEL: 213-825-1672 TLX: 89675 TLX: 790326 OSSAST COM: 07,20 TLX: COM: 10 COM: 08.19 COM: 29.35.42

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 595 POPOVIC GEORGIJE DR POTTER HEINO I DR PRABHU TUSHAR P PRENDERGAST REVIN H PROF ASTRONOMICAL OBSERVATORY PULKCVO OBSERVATORY INDIAN INSTITUTE OF DEPT OF ASTRONOMY Y0L5INA ? 196140 LENINGRAD ASTROPHYSICS COLUMBIA UNIVERSITY 11050 BEOGRAD U.S.S.R. BANGALORE 560 034 538 W. 120TH STREET YUGOSLAVIA TEL: 298-22-42 INDIA NEW YORK NY 10027 TEL: 38-11-419357 TLX: TEL: U.S.A. TLX: COM: 24 TLX: 845763 IIAB IN TEL: 212-230-3230 COS: 26 COM: 28 TLX: COM: 28 POPPER DANIEL N PROF POULAROS CONSTANTINE DR PRADERIE FRANCOISE DR PRENTICE ANDREW J R DR DEPT OF ASTRONOMY RESEARCH CTR F. ASTRONOMY OBSERVATOIRE DE PARIS DEPT OF MATHEMATICS UNIVERSITY OF CALIFORNIA AND APPLIED MATHS SECTION DE NEUDON MONASH UNIVERSITY LOS ANGELES CA 90024 ACADEMY OF ATHENS DEPT RECHERCHE SPATIALE CLAYTON VIC 3168 U.S.A. GR-10673 ATHENS F-92195 MEUDON PL CEDEX AUSTRALIA TEL: 213-825-3622 GREECE FRANCE TEL: TLX: 9103427597 TEL: TEL: 1-45-34-75-30 ^LX* COM: 42 TLX: TLX: 204464 COM: 35 COM: COM: 36 POQUERUSSB MICHEL POULLE EMMANUEL PROF PRADHAN DR PRESS WILLIAM H DR OBSERVATOIRE DE PARIS ECOLE NATLE DES CHARTES JILA QPD 525 HARVARD COLLEGE OBS SECTION DE NEUDON 19 RUE DE LA SORBONNE UNIVERSITY OF COLORADO 60 GARDEN STREET DESPA F-75005 PARIS BOULDER CO 80309 CAMBRIDGE MA 02138 F-92195 MEUDON PL CEDEX FRANCE U.S.A. U.S.A. FRANCE TEL: 1-45-89-48-57 TEL: 303-492-7812 TEL: 617-495-4908 TEL: 1-45-34-75-30 TLX: TLX: 755842 TLX: 921428 SATELLITE CAN TLX: 204464 COM: 41 COM: CON: 28,47 CON: 10,12 PORCAS RICHARD DR POUMEYROL FERIAND MR PRASAD SHEO S PRESTON GEORGE W DR NPI FUER RADIOASTRONOMIE OBSERVATGIRE DE BORDEAUX JET PROPULSION LABORATORY MT WILSON i LAS CAMPANAS AUF DEM HUEGEL 69 AVENUE P. SEMIROT MS 183-601 OBSERVATORIES D-5300 BONN F-33270 FLOIRAC 4800 OAR GROVE DRIVE 813 SANTA BARBARA STREET GERNANY, F.R. FRANCE PASADENA CA 91109 PASADENA CA 91101 TEL: 0228-525-282 TEL: 56-86-43-30 U.S.A. U.S.A. TLX: 0886440 MPIFR D TLX: TEL: 213-354-6423 TEL: 818-577-1122 COM: 40 COM: TLX: 675429 TLX: COM: 34 COM: 29,30,45 PORFIR'EV V V DR POUNDS KENNETH A PROF PRASANNA A R DR PRESTON ROBERT ARTHUR XRUPSRAJA PEDAGOGCC INST DEPT OF PHYSICS PHYSICAL RESEARCH LAB 138-307 JPL 107846 MOSCOW THE UNIVERSITY NAVRANGPURA 4800 OAK GROVE DRIVE U.S.S.R. UNIVERSITY ROAD AHMEDABAD 380 009 PASADENA CA 91109 TEL: LEICESTER LEI 7RH INDIA U.S.A. TLX: U.K. TEL: 462129 TEL: 213-354-6895 COM: 35 TEL: 0533-954455x151 TLX: 021-397 PP.L IN TLX: 675429 TLX: 341664 LUXRAYG COM: COM: 40 COM: 06.44V,48 PORTBR NEIL A PROF POU0UET AINICt DR PRATAP R DR PREUSS EUGEN DR PHYSICS DEPT OBSERVATOIRE DE NICE INSTITUTE OF APPLIED NPI FUER RADIOASTRONOMIE UNIVERSITY COLLEGE BP 139 SCIENCES AUF DEM HUEGEL 69 BELFIELD F-06003 NICE CEDEX COCHIN 682 317 D-5300 BONN 1 DUBLIN 4 FRANCE INDIA GERMANY, F.R. IRELAND TEL: 93-89-04-20 TEL: TEL: 228-5251 TEL: 1^693-244x211 TLX: 460004 TLX: TLX: 886440 MPIFR D TLX: 32693 UCDEI CON: COM: COM: 40,48 COM: 41,48 PORUJCAN VLADIMIR DR POVEDA ARCADIO DR PRAVDO STEVEN H PREVOT LOUIS DR ASTRONOMICAL INSTITUTE INSTITUTO DE ASTRONOMIA JET PROPULSION LABORATORY OBSERVATOIRE DE MARSEILLE SLOVAK ACAD. OF SCIENCES UNAN MS 168-222 2 PLACE LE VERRIER DUBRAVSRA 9 APDO POSTAL 70-264 4800 OAR GROVE DRIVE F-13248 MARSEILLE CDX 04 842 28 BRATISLAVA 04510 MEXICO DF PASADENA CA 91109 FRANCE CZECHOSLOVAKIA MEXICO U.S.A. TEL: 91-95-90-88 TEL: 427-375157 TEL: 550-5805 TEL: 818-354-4134 TLX: 420241 TLX: 93373 SEIS TLX: 1760155 CICNE TLX: 910-588-3294 COM: 30 CON: 22 CON: 26,28,35,37 CON: POTTASCH STUART R PROF POTET JEAN-PIERRE DR PREITE-MARTINEZ ANDREA Dl PREVOT-BURNICHON M.L. DR EAPTEYN LABORATORY OBSERVATOIRE PIC-DD-NIDI 1ST. ASTROFISICA SPAZIALE OBSERVATOIRE DE NARSEILLE POSTBUS 800 ET DE TOULOUSE C P 67 2 PLACE LE VERRIER NL-9700 AV GRONINGEN 14 AVENUE EDOUARD BELIN 1-00044 FRASCATI F-13248 NARSEILLE CDX 04 NETHERLANDS F-31400 TOULOUSE ITALY FRANCE TEL: 50-116641 FRANCE TEL: TEL: 91-95-90-88 TLX: 53572 STARS NL TEL: 61-25-21-01 TLX: 610261 TLX: 420241 CON: 34,36 TIX: CON: 34 CON: 28 CON:

PRICE MICHAEL J. DR. PRITCBET CHRISTOPHER J DR FROI0F'E7A VALENTINA 7 DR PR07ERBI0 EDOARDO PROF SCIENCE APPLICATIONS PHYSICS DEPT CRIMEAN ASTROPHYSICAL ISTITUTO DI ASTRONOMIA 5151 E BROADWAY UNIVERSITY OF VICTORIA OBSERVATORY VIA OSPEDALE 72 SUITE 1100 P O BOX 1703 NAUCHNYJ 1-09100 CAGLIARI TUCSOK AZ 85711 VICTORIA BC V8W 2Y2 334413 CRIMEA ITALY I'. S. A. CANADA U.S.S.R. TEL: 070-657657 TEL: 602-748-7400 TEL: 604-721-7704 TEL: 1-24 ILX: 790326 OSSAST I TLX: TLX: 049-7222 TLX: / COM: 08,19,310,46,51 CON: COM: 39,28,37 COM: 09 PRICE R MARCOS DR PROBSTEIN R F DR PROIII I I DR PROVOST JANINE DR DEFT PHYSICS i ASTRONOMY DEPT MECHANICAL ENGINEERS CRIMEAN ASTROPHYS OBS OBSERVATOIRE DE NICE UNIVERSITY OF HEV MEXICO MIT USSR ACADEMY OF SCIENCES 3P 139 ALBUQUERQUE NM 87131 CAMBRIDGE KA 02139 PO NAUCHNY F-06003 NICE CEDEX U.S.A. USA 334413 CRIMEA FRANCE TEL: 505-277-2616 TEL: 617-253-2240 U.S.S.R. TEL: 93-89-04-20 TLX: TLX: 921473 HIT CAM TEL: 569 TLX: 460004 COM: 33,34,40 COM: TLX: COM: 27,35 COM: 28,34 PRICE STBPHAN DONALD PROCHAZIA FRANZ V DR PROKII 7 I DR PRYCE MAURICE B L DR 2 POLLEY ROAD SONNENOBSERVATORIUM CRIMEAN ASTROPHYS OBS DEPT OF PHYSICS WESTFORD MA 01386 IANZELHOEHE USSR ACADEMY OF SCIENCES UNIV OF BRITISH COLUMBIA U.S.A. A-9520 SATTENDORF PC NAUCHNY 2075 WESBROOK MALL TEL: 617-861-4552 AUSTRIA 334413 CRIMEA VANCOUVER BC V6T !«5 TLX: TEL: 0-42-48-27-17 U.S.S.R. CANADA COM: 44 TLX: 45699 TEL: 569 TEL: COM: 24,51 TLX: TLX: COM: 28 COM: PRIEST ERIC R PROF PRODAN Y I DR PROSZYNSII MIECZYSLAW PSIOVSIIJ JU P DR APPLIED MATHS DEPT STERNBERG STATE COPERNICUS ASTRCN CENTER STERNBERG STATE TBE UNIVERSITY ASTRONOMICAL INSTITUTE UL. BARTYCIA 18 ASTRONOMICAL INSTITUTE ST ANDREWS, FIFE XY16 9SS 119899 MOSCOW 00-716 WARSAW 119899 MOSCOW O.I. U.S.S.R, POLAND U.S.S.R. TEL: 0334-76161 TEL: 139-55-43 TEL: TEL: 139-37-21 TLX: 76213 SAULIB TLX: TLX: TLX: COM: 107,12 COM: 19 COM: 44 COM: 27,34

PRIBSTER WOLFGANG PROF PROISY PAUL E DR PROTBEROE RAYMOND J DR PUCILLO MAURO DR IBSTITUT F ASTROPHYSH OBSERVATOIRE DE LYON DEPT OF PBYSICS OSSERVATORIO ASTRONOMICO AUF DEM HUEGEL 71 F-69230 ST-GENIS-LAVAL UNIVERSITY OF ADELAIDE VIA TIEPOLO 11 D-5300 BOBN FRANCE ADELAIDE, S. AUSTR. 5001 1-34131 TRIESTE GERMANY, F.R. TEL: 78-56-07-05 AUSTRALIA ITALY TEL: 0228-73-3671 TLX: TEL: 08-228-5996 TEL: 040-793921 TLX: 386440 COM: 15 TLX: 89141 UNIVAD AA TLX: 461137 OAT I COM: 33,40 COM: COM:

PRIETO MERCEDES PROIAIIS TBEODORE J DR PROTBEROE WILLIAM N PROF PUGET JEAN-LOUP DR INST DE ASTROFISICA DE ASTRONOMICAL INSTITUTE DEPT OF ASTRONOMY RADIOASTRONOMIE CANARIAS NATL OBSERVATORY OF ATHEN OHIO STATE UNIVERSITY LAB. DE PHYSIQUE E.N.S. LA LAGUNA P C BOX 20048 174 W. 18TH AVENUE 24 RUE LHOMOND 38071 TENERIFE GR-11810 ATHENS COLUMBUS OB 43210 F-75005 PARIS SPAIN GREECE U.S.A. FRANCE TEL: 922-262211 TEL: 8040619-3461191 TEL: 614-422-7891 TEL: 1-43-29-12-25 ILX: 92640 TLX: 21 5530 TLX: TLX: 270912 COM: COM: 10,12,41 COM: COM: 34 PRINCE HELEN DODSOX PROF PROIOF'EV VLADIMIR I PROF PROTICB NILORAD B PUNETBA LALIT MOHAN DR 4800 FILLMORE AVE CRIMEAN ASTROPHYSICAL ASTRONOMICAL OBSERVARY UP STATE OBSERVATORY ALEXANDRIA VA 22311 0BSER7AT0RY VOLGINA 7 MANORA PEAI U.S.A. PO NAUCHNY 11050 BELGRADE NAINI TAL 263 129 TEL: 703-578-1000 334413 CRIMEA YUGOSLAVIA INDIA TLX: U.S.S.R. TEL: 011-402-365 TEL: 2136 CON: TEL: TLX: TLX: TLX: COM: 20 COM: COM: 14,44 PRINGLE JAKES E DR PROIOF'EVA IRINA A DR PROUST DOMINIOUE PURCELL EDWARD N PROF INSTITUTE OF ASTRONOMY PULIOVO OBSERVATORY OBSERVATOIRE DE PARIS DEPT OF PHYSICS MADINGLEY ROAD 196140 LENINGRAD SECTION DE NEUDOK HARVARD UNIVERSITY CAMBRIDGE CB3 0HA U.S.S.R. DAPBE CAMBRIDGE MA 02138 U.I. TEL: F-92195 MEUDON PL CEDEX USA TEL: 0223-62204 TLX: FRANCE TEL: 617-495-2860 TLX: 817297 ASTRON G COM: TEL: 1-45-34-75-70 TLX: CON: 27,42 TLX: COM: 51 COM: 28

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 597 PURTOB CHRISTOPHER R DR QIAN ZHI-HAN DR gUANAR JANAID gUINTANA JOSE N DR DOKinOK RADIO ASTROPHYS SHANGHAI OBSERVATORY D-19, STAFF TOWK INST DE ASTROFISICA DE OBSERVATORY, NRC ACADEKIA SINICA UNIVERSITY OF KARACHI ANDALUCIA, APDO 2144 P 0 SOX 248 SHANGHAI KARACHI 3201 PROFESOR ALBAREDA 1 PENTICTON BC V2A 6X3 CHINA, PEOPLE'S REP. PAKISTAN 1808Q GRANADA CANADA TEL: 386191 TEL: 46 54 91 SPAIN TEL: 604-497-5321 TLX: 33164 SHAO CN TLX: TEL: 58-121300 TLX: 048-88127 COK: 08 COK: TLX: 78573 IAAG E COK: COM: 51 PUSCHELL JEFFERY JOHN OIAN ZHOKO-YU gUAN HEJUN gUIRK WILLIAM J DR THE TITAN CORPORATION BEIJING ASTRONOKICAL OBS SHANGHAI OBSERVATORY LAWRENCE LIVERNORE NATL PO BOX 12139 ACADEKIA SINICA ACADEMIA SINICA LABORATORY L 35 LA JOLLA CA 9203? BEIJING SHANGHAI BOX 808 U.S.A. CHINA. PEOPLE'S REP. CHINA, PEOPLE'S REP, LIVERNORE CA 94550 TEL: 619-453-9500 TEL: TEL: 386191 U.S.A. TLX: TLX: 22040 BAOAS CN TLX: 33164 SHAO CN TEL: 415-422-1852 COK: 40 COK: 33 COM: 41 TLX: COK: PUSHKIN SERGBY B DR OIAO GUOJUN gUAST GERNANO RODRIGO gVIST BERTIL PROF TIKE 4 FRECjUEHCY SERVICE BEIJING UNIVERSITY OBSERVATORIO NACIONAL MATHEMATICS DEPT GOSSTAKDARD USSR ROOM 214. BLDG 39 RUA COLONEL RENNO 07 ABO AKADEMI 117049 MOSCOW BEIJING CAIXA POSTAL 21 SF-20500 ABO 50 U.S.S.R. CHINA, PEOPLE'S REP. 37500 ITAJUBA KG FINLAND TEL: TEL: BRAZIL TEL: TLX: TLX: TEL: 035-6220788 TLX: COK: 31 COK: 42 TLX: 031 2603 COM: COK: PYE JOHN F DR OIN DAO gUENBY JOHN J DR RAADU KICHAEL A DR PHYSICS DEPT PURPLE NOUNTAIN BLACKETT LABORATORY DEPT PLASHA PHYSICS UNIVERSITY OF LEICESTER OBSERVATORY IMPERIAL COLLEGE ROYAL INST OF TECHNOLOGY UNIVERSITY ROAD NANJING PRINCE CONSORT ROAD S-100 44 STOCKHOLM 70 LEICESTER LEI 7RH CHINA, PEOPLE'S REP. LONDON SW7 2BZ SWEDEN U.K. TEL: 46700 U.K. TEL: 08-78-77000 TEL: 533-554455-23 TLX: 34144 PKONJ CN TEL: 1-589-5111x6661 TLX: 10389 KTHB STOCKHOLM TLX: 341664 Ll'XRAY G COK: 24 TLX: 261503 CON: 10,49 COK: COK: PYFER SKITH DIANE N DR OIN SONG-NIAN CjUERCI FRANCOIS R DR RABIN DOUGLAS MARK PHYSICS DEPARTMENT YUNNAN OBSERVATORY OBS DU PIC-DU-KIDI NATIONAL SOLAR OBS TEL-AVIV UNIVERSITY P.O. BOX 110 ET DE TOULOUSE NATL OPTICAL ASTR OBS UNIVERSITY OF NEVADA KUNMING 14 AVENUE EDOUARD BELIN PO BOX 26732 LAS VEGAS.NV 89154 CHINA, PEOPLE'S REP. F-31400 TOULOUSE TUCSON AZ 85726-6732 U.S.A. TEL: FRANCE U.S.A. TEL: TLX: TEL: 61-25-21-01 TEL: 602-325-9331 TLX: COM: TLX: 530776 F TLX: 0666484 AURA NOAOTUC COK: COK: 14,29,36 COK: 10.12 OIAN BO-CHEN OIN ZEI-EAI OUERCI KONIQ0E DR RACHKOVSKY D N DR SHANGHAI OBSERVATORY DEPT OF ASTRONOKY OBS DU PIC-DU-KIDI CRIKEAN ASTROPHYSICAL OBS ACADEKIA SINICA NANJING UNIVERSITY ET DE TOULOUSE USSR ACADEKY OF SCIENCES SHANGHAI NANJING 14 AVENUE EDOUARD BELIN NAUCHNIY CHINA. PEOPLE'S REP. CHINA, PEOPLE'S REP. F-31400 TOULOUSE 334413 CRIMEA TEL: 386191 TEL: 34651-2882 FRANCE U.S.S.R. TLX: 33164 SHAO CN TLX: 0909 TEL: 61-25-21-01 TEL: 1-03 CON: 37 COK: 34 TLX: 530776 F TLX: 192 COK: 29,36 CON: 36 OIAN JIKG-KOI 010 YU-HAI OUIJANO LUIS RACINE RENE DR DEPT OF GEOPHYSICS BEIJING ASTRONOKICAL OBS. INSHTUTO Y OBSERVATORIO DEPT DE PHYSigUE PEKING UNIVERSITY ACADEKIA SINICA DE HARINA UNIVERSITE DE NONTREAL BEIJING BEIJING 100080 SAN FERNANDO (CADIZ! BP 6128 CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. SPAIN MONTREAL PO H3C 3J7 TEL: 282471-3888 TEL: TEL: 956-883-548 CANADA TLX: 22239 PKUNI TLX: 22040 BAOAS CN TLX: 76108 IOK E TBL: 514-343-6718 CON: 10 CON: 40 COK: 080,20,24 TLX: 055-62425 UDEKPHYSAS COM: 09 OIAN SHAN-JIE gu giN-YDK gUINTANA HERNAN DR RACKBAN THOMAS 1 DR BEIJING ASTRONOMICAL OBS DEPT OF ASTRONOKY DEPTO DE ASTRONOKIA 39 KEADOI AVENUE ACADEKIA SINICA NANJING UNIVERSITY UNIVERSIDAD CATOLICA GOOSTREY BEIJING NANJING CASILLA 114-D CREWE CW4 8LS CHINA, PEOPLE'S REF. CHINA, PEOPLE'S REP. SANTIAGO U.K. TEL: 28-2194 TEL: 37551 EXT2741 CHILE TEL: 0477-33004 TLX: 22040 BAOAS CN TLX: 34151 PRCNU CN TEL: 775474 TLX: COK: 40 COM: 35,47,48C TLX: 240395 PUCVA CL COM: COK: 28C48.51

KADHAKRISHRAK V PROF RAHE JURGEN PROF RAJU P X DR RANELLA MASSIMO JAMAH RESEARCH INSTITUTE NASA HEADQUARTERS INDIAN INSTITUTE OF OSSERVATORIO ASTRONOMICO SADASHIVANAGAR CODE EL ASTROPHYSICS VIA G.B. TIEPOLO 11 BANGALORE 560 080 NASHINGTON DC 20546 BANGALORE 560 034 1-34131 TRIESTE INDIA U.S.A. INDIA ITALY TEL: 360522 360122 TEL: 202-453-1590 TEL: 566-585 TEL: O40-76-85-36 TLX: 845 671 RRI IN TLX: TLX: 345763 IIAB IN TLX: 461137 CAT I COS: 34,40,48 COM: 15V.42C44C COM: COM: 29,47

XADINAN IRATIUS RAHUNSN TINO RARAVY GIDEON PROF RAMSEY LAKRBHCE » DR BOSSCHA OBSERVATORY TAMPERE SAERKAENNIEMI OY EINSTEIN INST OF PHYSICS DEPT OF ASTRONOMY LAMBANG, JAVA SAERKAENNIEMI HEBREK UNIV. OF JERUSALEM PENNSYLVANIA STATE UNIV INDONESIA SF-33410 TAMPERE JERUSALEM 91904 525 DAVEY LAB TEL: FINLAND ISRAEL UNIVERSITY PARE PA 16802 TLX: TEL: 931-31333 TEL: U.S.A. COM: TLX: TLX: TEL: 814-365-3413 COM: 42 COM: TLX: COM: 09.36 RADLOVA L N DX RAIROVA OOHKA DR RAKOS EARL D PROF RAXDIC LEO PROF DR INSTITUTE OF SCIENCES DEPT OF ASTRONOMY INSTITUT FUER ASTRONOMIE GEODETICAL FACULTY AND TECHNICS INFORMATION BULGARIAN ACAD SCIENCES UNIVERSITAET NIEN GUNDULICEVA 54 DEPT OF ASTRONOMY 7TH NOVEMBER STR 1 TUERKENSCHANZSTR 17 ZAGREB 41000 125219 MOSCOW 1000 SOFIA A-1180 KIEN YUGOSLAVIA U.S.S.R. BULGARIA AUSTRIA TEL: 041-44-66-75 TEL: TEL: 7341 TEL: 0222-345360-95 TLX: TLX: TLX: 23561 ECF BAN BG TLX: 133099 VIAST A COM: 19,31 COM: 05 COM: COM: 09.26P.27.42 RADOSLAVOVA TSVETANU RAIMOND ERNST DR RAKSHIT H PROF RANIEXI NARCELLO DEPT OF ASTRONOMY- NETHERLAND FOUNDATION BENGAL ENGINEERG COLLEGE 1ST. ASTROFISICA SPAZIALE BULGARIAN ACAD SCIENCES FOR RADIOASTRONOMY SIBPORE C P 67 72 LENIN BLVD POST BUS 2 HEVRAH 1-00044 FRASCATI 1784 SOFIA NL-7990 AA DNINGELOO INDIA ITALY BULGARIA NETHERLANDS TEL: TEL: TEL: TEL: 05219-7244 TLX: TLX: TLX: TLX: 42043 COM: COM: CON: CON: 08.34,40 RAEDLER I H DR RAIXE DEREK J DX RAN SAGAR DR RANK DAVID M PROF ZNTRLINST. F. ASTROPHYSIK DEPT OF ASTRONOMY INDIAN INST OF ASTROPHYS LICJ OBSERVATORY ROSA-LUXEMBURG-STR 17A UNIVERSITY OF LEICESTER BANGALORE 560 034 UNIVERSITY OF CALIFORNIA DDR-1502 POTSDAM LEICESTER LEI 7RH INDIA SANTA CRUZ CA 95064 GBRMANY, D.R. U.K. TEL: 566585/565497 U.S.A. TEL: TEL: 533-554455 TLX: 845763 IIAB IN TEL: 408-429-2277 TLX: TLX: 341198 LEICUL COM: 37 TLX: COM: 35 COM: COM:

RAFANBLLI PIERO DR RAITALA JOURO T RANADURAI SOURIRAJA DX RANKIN JOANNA M DR OSSERVATORIO ASTRONOHICO DEPT OF ASTRONOMY ASTRONOMY GROUP DEPT OF PHYSICS VICOLO DBLL'OSSERVATORIO UNIVERSITY OF OULU DEPARTMENT OF PHYSICS UNIVERSITY OF VERMONT 1-35100 PADOVA SF-90570 OULU 57 INDIAN INST OF SCIENCE A405 COOK BUILDING ITALY FINLAND BANGALORE 560 012 BURLINGTON VT 05405 TEL: 49-661499 TEL: 81-35-21-06 INDIA U.S.A. TLX: TLX: 32375 TEL: BGL 364411x314 TEL: 802-656-2644 COM: COM: TLX: 03458349 BG TLX: 510-299-0021 COM: 35,46,48 CON: RAFERT JAKES BRUCE RAJAMOHAI R DX RANATY REUVEN DX RAO A PRANESH DR DEPT PHYSICS i ASTRONOMY INDIAN INSTITUTE OF LAB HIGH ENEKGY ASTROPHYS RADIO ASTRONOMY CENTER APPALACHIAN STATE UNIV ASTROPHYSICS NASA/GSFC, CODE 665 P O BOX NO 8 BOONE NC 28608 BANGALORE 560 034 GREENBELT MD 20771 UDHAGAMANDALAM 643 001 U.S.A. INDIA U.S.A. INDIA TEL: TEL: 566497/585 TEL: 301-344-8715 TEL: 2651 - 2032 TLX: TLX: 845763 IIAB IN TLX: TLX: 8458488 TIFR COM: 42 COM: 37,51 COM: 40 COM: 10,40

RAGHAVAI NIRUPAMA DR XAJCHL JAKOSLAV DX RANBERG JOERAN If PROF XAO K NARAHARI 2133 INDIAN INSTITUTE ASTRONOMICAL INSTITUTE GENVAEGEN 4 OHIO STATE UNIVERSITY OF TECHNOLOGY CZECH. ACAD. OF SCIENCES S-133 00 SALTSJOEBADEN DEPT OF PHYSICS CAMPUS OBSERVATORY SWEDEN 174 «. 18TH AVENUE m DELHI 110 029 251 65 ONDREJOV TEL: 46-8-717-1926 COLUMBUS OH 43210 INDIA CZECHOSLOVAKIA TLX: U.S.A. TEL: TEL: 724525 PRAHA COM: 33 TEL: 614-422-6505 TLX: TLX: 121579 TLX: CON: COM: 22 COM: 14

RAPLEY CHRISTOPHER S DR RAZDAN HIRALAL RECILLAS-CRUZ EISA DR REID MARE JONATHAN DR MULLARD SPACE SCIENCE LAB BHABHA ATOMIC RES CTR INSTITUTO DE ASTRONOMIA CENTER FOR ASTROPHYSICS UNIVERSITY COLLEGE LONDON ZARURA SRIXIGAR UNAM 60 GARDEN STREET LONDON KASHMIR 190 006 APDO POSTAL 70-264 CAMBRIDGE MA 02138 U.X. INDIA 04510 MEXICO DF U.S.A. TEL: 030-670-292 TEL: MEXICO TEL: 617-495-7470 TLX: 859185 TLX: TEL: TLX: 921428 SATELLITE CAM COM: CON: 48 TLX: COM: 40 COM: RATNATUNGA UVAN V. RAZII V A DR REES DAVID ELIYN DR REID NEILL INST FOR ADVANCED STUDIES RADIOPHYSICAL RESEARCH DEPT APPLIED MATHS ROYAL GREENRICH OBS PRINCETON NJ 08540 INSTITUTB UNIVERSITY OF SYDNEY HERSTMONCEUX CASTLE U.S.A. 603600 GORRIJ SYDNEY NSV 2006 HAILSHAM BN27 1RP TEL: 609-734-8020 U.S.S.R. AUSTRALIA U.R. TLX: 229734 IAS UR TEL: 36-72-94 TEL: 02-692-3724 TEL: 0323 833171 COM: TLX: TLX: UN1SYD AA 26169 TLX: 87451 RGOBSY G COM: 40 COM: 10,12 COM: 33

RENT BATTIAU LILIANS G A REVELLE DOVGLAS ORSON DR RICE JOHN B DR RICHER GEORGE R DR CONSEIL DE LA RECHERCHE METEOROLOGY PROGRAM DEPT PHYSICS i ASTRONOMY CENTER FOR SPACE RESEARCH UNIVERSITB DE LIEGE DEPT OF GEOGRAPHY BRANDON UNIVERSITY MIT RM 37-527 7 PLACE DU XX AOUT 815 DAVIS HALL BRANDON MAN R7A 6A9 77 MASSACHUSSBTS AVENUE B-4000 LIEGE DERALB IL 60115 CANADA CAMBRIDGE MA 02139 BELGIUM U.S.A. TEL: 204-727-9693 U.S.A. TEL: 41-42-00-80 TEL: 815-753-0631 TLX: 07-502721 TEL: 617-253-7532 TLX: 41397 UNIV ULG TLX: COM: T1X: 92-14-73 COM: 05,15 CON: 15,22 COM: REN JUNG-PING REYES FRANCISCO DR RICHARDSON E HARVEY DR RICRETT BARNABY JANES DR DEPT OF ASTRONOMY DEPT OF ASTRONOMY HERZBERG INST ASTROPHYS DEPT OF ELECTRICAL ENG NANJING UNIVERSITY UNIVERSITY OF FLORIDA DOMINION ASTROPHYS OBS AND COMPUTER SCIENCE NANJING GAINESVILLE FL 32611 5071 V SAANICH RD UNIV CALIF AT SAN DIEGO CHINA, PEOPLE'S REP. U.S.A. VICTORIA BC V8X 4M6 LA JOLLA CA 92093 TEL: 34651-2882 TEL: 904-392-2361 CANADA U.S.A. TLX: 34151 PRCNU CN TLX: TEL: TEL: 619-452-2731 COM: 19 COM: 40 TLX: TLX: COM: 09 CON: 40,49 RENGARAJAN T N DR REYNOLDS JOHN H PROF RICHARDSON R S RICINAN HANS DR IR ASTRONOMY DEPT OF PHYSICS GRIFFITH OBSERVATORY ASTRONONISIA OBS TIFR UNIVERSITY OF CALIFORNIA PO BOX 27787 BOX 515 HOMI BHABHA ROAD BERKELEY CA 94720 LOS FELIX STATION S-751 20 UPPSALA BOMBAY 400 005 U.S.A. LOS ANGELES CA 90027 SWEDEN INDIA TEL: 415-642-4863 U.S.A. TEL: 46-18113522 TEL: 219111 TLX: 9103667114 TEL: TLX: 76024 UNIVUPS TLX: 011-3009 TIFR IN COM: TLX: COM: 15,20 COM: 34,48 COM:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 601 RICORT GILBERT OR RINDLER WOLFGANG PROF ROACH FRANKLIN E ROBERTS MORTON S DR DEPT D'ASTROPHYSIOJJE UNIV OF TEXAS AT DALLAS 2969 KALAKAVA AVE,APT 605 NRAO UNIVERSITE DE NICE U.T.D. HONOLULU HI 96815 EDGEMONT ROAD PARC VALROSE BOX 830688 U.S.A. CHARLOTTESVILLE VA 22903 F-06034 NICE RICHARDSON TX 75083-0688 TEL: 808-923-1405 U.S.A. FRANCE U.S.A. TLX: TEL: 804-296-0252 TEL: TEL: 214-690 288: COM: 21,49 TLX: 910 997-0174 TLX: TLX: 791-880 COM: 28,33,40 CON: COM: 28,47 RIDDLE ANTHONY C DR RING JAKES PROF ROARK TERRY P PROF ROBERTS "ALTER ORR DR 700 GRANT PL THE BLACKETT LABORATORY KENT STATE UNIVERSITY UNIVERSITY CORP FOR BOULDER CO 80302 IMPERIAL COLLEGE 171 MAJORS LANE ATNOSPHERIC RESEARCH U.S.A. PRINCE CONSORT ROAD KENT OH 44249 P 0 BOX 3000 TEL: 303-447-812? LONDON SW7 2BZ U.S.A. BOULDER CO 80307 TLX: U.K. TEL: 216-672-2220 U.S.A. COB: 49 TEL: 01-589-5111 TLX: TEL: 303-497-1610 TLX: 261503 COM: TLX: 45694 COM: 09 COM: RIBGEL KURT 1 DR RINGNES TRULS S DR ROBBINS R ROBERT PROF ROBERTS WILLIAM W JR PROF NATL SCIENCE FOUNDATION INST IHEORET ASTROPHYSICS UNIVERSITY OF TEXAS DEPT OF APPLIED MATHS 1800 S STREET NW UNIVERSITY OF OSLO ASTRONOMY DEPT UNIVERSITY OF VIRGINIA WASHINGTON DC 20550 P C BOX 1029 AUSTIN TX 78712 THORNTON HALL U.S.A. N-0315 BLINDERN. OSLO 3 U.S.A. CHARLOTTESVILLE VA 22901 TEL: 202-357-9450 NORWAY TEL: 512-471-7312 U.S.A. TLX: TEL: 472-456-503 TLX: TEL: 804-924-1038 CON: 33 TLX: 72425 UNIOS N COM: 34.46C TLX: COM: COM: 28,33,34 RIGHINI ALBERTO PROF RINGUELET ADBLA E DR ROBE H A G DR ROBERTSON DOUGLAS S ISTITUTO DI ASTRONOKIA 49 342 INSTITUT D'ASTROPHYSIQUE NOAA NGS R/CG114 UNIV DEGLI STUDI FIRENZE 1900 LA PLATA UNIVERSITE DE LIEGE 11400 ROCKVILLE PIKE LARGO E. FERNI 5 ARGENTINA AVENUE DE COINTE 5 ROCKVILLE MD 20852 1-50125 FIRENZE TEL: B-4200 COINTE-OUGREE U.S.A. ITALY TLX: BELGIUM TEL: 301-443-4423 TEL: 055-220034 COM: 29 TEL: 41-52-9980 TLX: TLX: 572268 ARCETRI I TLX: 41264 ASTRLG COM: 19,31,40 CON: COM: RIGHINI-COHEN GIOVANNA DR RIPKEN HARTMUT W DR ROBERTI GIUSEPPE DR ROBERTSON JANES GORDON DR DEPT EARTH 4 SPACE SCI CELSIUSSTR 24 ISTITUTO DI FISICA ANGLO-AUSTRALIAN SONY D-5300 BONN 1 PAD 19 OBSERVATORY STONY BROOK NY 11794 GERMANY, F.R. NOSTRA D'OLTREMARE P.O.BOX 296 U.S.A. . TEL: 0228-25-18-16 1-80125 NAPOLI EPPING NSW 2121 TEL: TLX: ITALY AUSTRALIA TLX: COM: 21,22,49 TEL: TEL: 02-868-1666 CON: 12.34,44 TLX: TLX: 23999 AAOSYD AA COM: 12 COM: 28,40 RIGUTTI NARIO PROF RITTER HANS DR ROBERTS BERNARD DR ROBERTSON JOBN ALISTAIR OSSERVATORIO ASTRONONICO UNIVERSITAETS STERNWARTE DEPT OF APPLIED MATHS DEPT OF APPLIED NATBS DI CAPODINONTE SCHEINERSTR 1 UNIVERSITY OF ST ANDREWS UNIVERSITY OF ST ANDREWS XOIARIELLO 16 D-8000 NUENCHEN ST ANDREKS, FIFE KY16 9SS NORTH HAUGH 1-80131 NAPOLI GERMANY, F.R. U.K. ST ANDREWS, FIFE KY16 9SS ITALY . TEL: 89-98-90-21 TEL: 0334-76161 U.K. TEL: 440101 TLX: 529815 UNIVM D TLX: 76213 TEL: 0334-76161 TLX: COM: 42 COM: 10,12 TLX: 76213 CON: 12,46 COM: 42 RIIHINAA JORNA J DR RIVOLO ARTHUR REX ROBERTS DAVID HALL DR ROBERTSON WILLIAM H AARNE KARJALAINEH OBS DEPT OF EARTH 4 SPACE SCI PHYSICS DEPARTMENT 1 DUNNORE ROAD UNIVERSITY OF OULU SUNY BRANDEIS UNIVERSITY EPPING NSW 2121, SP-90570 OULU STONY BROOK NY 11794 WALTHAN NA 02254 AUSTRALIA FINLAND U.S.A. U.S.A. TEL: 02-869-8713 TEL: TEL: 516-246-8223 TEL: 617-647-2846 TLX: TLX: TLX: TLX: 703013 CON: 08,20,24 CON: 40,51 CON: 47 CON: 40,47

RILEY JULIA N DR RIZVANOV NAUFAL G DR ROBERTS JANES A DR ROBINSON BRIAN J DR NULLARD RADIO ASTRON OBS ENGELBARDT OBSERVATORY CSIRO CSIRO CAVENDISH LABORATORY 422526 KASAN DIVISION OF RADIOPHYSICS DIVISION OF RADIOPHYSICS NADINGLEY ROAD U.S.S.R. P.O.BOX 76 P.O.BOX 76 CANBRIDGE CB3 OIE TEL: 324827 EFFING NSW 2121 EPPING NSW 2121 U.I. TLX: AUSTRALIA AUSTRALIA TEL: 0223-66477 COM: 24 TEL: 61-2-868-0313 TEL: 02-868-0222 TLX: 81292 TLX: 26230 ASTRO TLX: 26230 ASTRO AA CON: 40 CON: 40 CON: 33,34,40

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 602 LIST OF MEMBERS ROBIISOI EDIARB LEWIS DR ROCA CORTES TIODORO RODRIGO RAFAEL ROESER SIEGFRIED DR DEPT OF ASTROHOMY INST DE ASTROFISICA DE INST DE ASTROFISICA DE ASTRONONISCHES RECHEN- UNIVERSITY OF TEXAS CANARIAS ANDALUCIA, APDO 2144 INSTITUT AUSTIN TX 18712 LA LAGUNA PROFESOR ALBAREDA 1 MOENCHHOFSTR 12-14 U.S.A. 38071 TENERIFE 18080 GRANADA D-6900 HEIDELBERG 1 TEL: 512-471-3401 SPAIN SPAIN GERMANY, F.R. TLX' TEL: 922-26-22-11 TEL: 58-12-13-00 TEL: 06221-49026 COM: 25,27,42 TLX: 92640 TLX: 78573 IAAG E TLX: 461336 ARIHD D COK: 10,12 COM: 16,21 COM: 08,24 ROBIISOI I PROF ROCCA-YQLMERAIGE BRIGITTE RODRIGUEZ LUIS F ROGER ROBERT S DR UKIVERSITY OF TEXAS INSTITUT D'ASTROPHYSIOUE INSTITUTO DE ASTRONOMIA DOMINION RADIO ASTRO- BOX 688, HS BE 32 98 BIS BOULEVARD ARAGO UNAN PHYSICAL OBSERVATORY RICHARDSON IX 75080 F-75014 PARIS APDO POSTAL 70-264 P O BOX 248 U.S.A. FRANCE 04510 MEXICO DF PENTICTON BC V2A 6K3 TEL: TEL: 1-43-20-14-25 MEXICO CANADA TLX: TLX: 270070 INSU TEL: 905-548-5306 TEL: 604-497-5321 COK: 28,47 CON: TLX: 1760155 CICME TLX: 048-88127 COM: 34,40,46 COM: 34,40 ROBINSON JR RICHARD D DR ROCHESTER MICHAEL G PROF ROEDER ROBERT C PROF ROGERS ALAN E E DR ANGLO-AUSTRALIAN DEPT OF EARTH SCIENCES DEPT OF PHYSICS HAYSTACK OBSERVATORY OBSERVATORY MEMORIAL UNIVERSITY SOUTHWESTERN UNIVERSITY WESTFORD MA 01886 . P.O.BOX 296 OF NEWFOUNDLAND UNIVERSITY AVENUE U.S.A. EPPING NSW 2121 ST JOHNS, NFLD A1B 3X7 GEORGETOWN TX 78626 TEL: 617-692-4764 AUSTRALIA CANADA U.S.A. TLX: 948149 HAYSTACK WFRB TEL: 02-868-1666 TEL: 709-737-7565 TEL: 512-863-1633 COM: 34,40 TLX: 23999 TLX: 0164101 TLX: 910-350-1677 CON: 10,40 COM: 19C COM: 40,47 ROBIISOI LEIF J RODDIER CLAUDE DR ROENER ELIZABETH PROF ROGERS CBRISTOPHER DR SKY & TELESCOPE UER DE KATHENATIQUES LUNAR AND PLANETARY LAB DEPT OF ASTRONOMY 49 BAY STATE RD UNIVERSITE DE PROVENCE UNIVERSITY OF ARIZONA UNIVERSITY OF TORONTO CAMBRIDGE NA 02238 PLACE VICTOR HUGO TUCSON AZ 85721 TORONTO ONT M5S -1A1 U.S.A. F-13331 MARSEILLE U.S.A. CANADA TEL: 617-864-7360 FRANCE TEL: 602-621-2897 TEL: 416-978-4833 TLX: TEL: 91-95-90-71 TLX: 467175 TLX: 06-986766 CON: 46,51 TLX: 402014 COM: 06V, 15,200,24 COM: COM: 09 ROBIISOI LLOTD B DR RODDIER FRANCOIS PROF ROENER MAI PROF ROGERSON JOHN B PROF LICR OBSERVATORY NOAO/ADP DIVISION INST F ASTROPHYSIK 4 PRINCETON UNIVERSITY UNIVERSITY OF CALIFORNIA PO BOX 26732 EXTRATERR FORSCHUNG DEPT ASTROPHYS SCIENCES SANTA CRUZ CA 95064 950 N. CHERRY AVENUE AUF DEM HUEGEL 71 PBYTON HALL U.S.A. TUCSON AZ 85726 D-53Q0 BONN 1 PRINCETON tlJ 08540 TEL: 408-429-2437 U.S.A. GERMANY, F.R. U.S.A. TLX: TEL: 602-325-9220 TEL: 228-733670 TEL: 609-452-3806 COM: 09 TLX: 0666484 AURA NOAO TU TLX: TLX: 322409 CON: 09,12 COM: 10 COM: ROBIISOI IILLIAN J DR RODGERS ALEX I DR ROENNAENG BERIT O DR ROGSTAD DAVID H DR DEPT OF KATHEKATICS MT STRONLO OBSERVATORY ONSALA SPACE OBSERVATORY MAIL CODE 264-748 THE UNIVERSITY MODES P.O. ACT 2606 S-439 00 ONSALA JET PROPULSION LAB BRADFORD BD7 1DP AUSTRALIA SWEDEN 4800 OAK GROVE DRIVE U.K. TEL: 062-881111 TEL: 300 62637 PASADENA CA 91109 TEL: 733466 TLX: 62270 CANOPUS AA TLX: 2400 U.S.A. TLX: COM: 27,29,46 COM: 40 TEL: 818-354-3573 CON: 07 TLX: 67529 COM: 40 ROBLEY R DR RODMAN RICHARD B DR ROSSER HAIS-PETER ROHLFS K PROF DR 9 ALLEES FR. VERDIER 65 LOCUST AVE MPI FUER RADIOASTRONONIE RUHR UNIVERSITAET BOCHUM F-31000 TOULOUSE LEXINGTON MA 02173 AUF DEM HUEGEL 69 INSTITUT FUR ASTROPHYSIK FRANCE U.S.A. D-5300 BONN 1 POSTFACH 102 148 TEL: 61-52-22-73 TEL: 617-861-8149 GERMANY, F.R. D-4630 BOCHUM 1 TLX: TLX: TEL: 0228/525265 GERMANY, F.R. CON: 21 COM: TLX: 886440 MPIFR D TEL: 0234-700-5802 COK: 34,40 TLX: 0825860 CON: 33,34,40 ROBSOl IAI E DR R0DO1O NARCBLLO DR ROESER HERKANN-JOSEF DR ROLAID GINETTE DR SCHOOL OF PHYSICS i ASTR INSTITUTE OF ASTRONOMY KPI FUER ASTROHONIE INSTITUT D'ASTROPHYSIQUE LANCASHIRE POLYTECHNIC UNIVERSITY OF CATANIA KOENIGSTUHL UNIVERSITE DE LIEGE PRESTON PR1 2TQ VIALE ANDREA DORIA 6 D-69O0 HEIDELBERG 1 AVENUE DE COINTE 5 U.K. 1-95125 CATANIA GERNANY, F.R. B-4200 COINTE-OUGREE TEL: 772-22141x2188 ITALY TEL: 06221-528(1)206 BELGIUM TLX: 677409 LANPOL TEL: 33-07-34 TLX: 461789 MPIA D TEL: 41-52-99-80 CON: TLX: 970359 ASTRCT I COM: 28 TLX: 41254 ASTRLG B COM: 27.42C COK: 12

ROMANO GIULIANO PROF ROOD ROBERT T DR ROSEN E DR ROSS JOHN E R DR V. S.ANTONIO DA PADOVA 7 UNIVERSITY OF VIRGINIA DEPT OF HISTORY PHYSICS DEPT 1-31100 TREVISO BOX 3818 CITY COLLEGE OF THE UNIVERSITY OF QUEENSLAND ITALY UNIVERSITY STATION CITY UNIVERSITY NEK YORK ST LUCIA TEL: CHARLOTTESVILLE VA 22903 NEW YORR NY 10031 BRISBANE QLD 4067 TLX: USA U.S.A. AUSTRALIA COM: 27 TEL: 804-924-4904 TEL: TEL: 07-377-3429 TLX: TLX: TLX: 40315 UNIVQLD AA COM: 35,51 COM: COM: 14,36 ROMANOV YURI S DR ROOSEN ROBERT G DR ROSENBERG J DR ROSSELLO GASPAR ODESSA ASTRONOMICAL RAINBOW OBSERVATORY STATE UNIV OF UTRECHT DEPTO FIS TIERRA i COSMOS OBSERVATORY RR1 HEIDELBERLAAN 8 UNIVERSIDAD DE BARCELONA SHEVCBENRO PARR P.O. BOX 5068 NL-3584 CS UTRECHT DIAGONAL 645 270014 ODESSA PAHOA HI 96778 NETHERLANDS 08028 BARCELONA U.S.S.R. U.S.A. TEL: 030-535124 SPAIN TEL: 22-03-96 TEL: TLX: TEL: TLX: TLX: COM: TLX: COM: 27,30 CON: 21,22 COM: 04 ROMERO PERIZ N PILAR ROSA DOROTHEA DR ROSENDHAL JEFFREY D DR ROSSI BRUNO B PROF INST ASTRON i GEODESIA ENIL-KURZ-STR 4 NASA HEADQUARTERS MIT FAC DE CIENCIAS MATEMAT. D-8045 ISMANING CODE E RM 37-667 UNIVERSIDAD COMPLUTENSE GERMANY, F.R. WASHINGTON DC 20546 CAMBRIDGE MA 02139 28040 MADRID TEL: 89-96-42-99 U.S.A. U.S.A. SPAIN TLX: TEL: 202-453-1410 TEL: 617-253-4283 TEL: 2442501 COM: TLX: TLX: 92-1473 TLX: COM: 44 COM: 48 COM: 04 RODNEY JONATHAN D DR ROSA MICHAEL RICHARD DR ROSINO LEONIDA PROF ROSSI LUCIO NRAC ST/ECF OSSERVATORIO ASTRONOMICO 1ST. ASTROFISICA SPAZIALE BDGEMONT ROAD C/O ESO VICOLO DELL'OSSERVATORIO C P 67 CHARLOTTESVILLE VA 22903 KARL-SCHWARZSCHILD-STR 2 1-35100 PADOVA 1-00044 FRASCATI U.S.A. D-8046 GARCHING B MUNCHEN ITALY ITALY TEL: 804-296-0242 GERMANY, F.R. TEL: 049-661499 TEL: 06-9425651/2/3 TLX: 910-997-0174 TEL: 49-89-32006-0 TLX: 430176 UNPADU TLX: 610261 CNR FRA COM: 40 TLX: 528-282-22-EO D COM: 06,27,28,34,37 COM: 29 CON: 28,34 ROMPOLT 10GDAI DR ROSADO MARGARITA DR ROSLUND CURT DR ROSTAS FRANCOIS DR ASTRONOMICAL INSTITUTE INSTITUTO DE ASTRONOMIA DEPT OF ASTRONONY OBSERVATOIRE DE PARIS UL. ROPBRMIKA 11 URAN CHALMERS UNIV TECHNOLOGY SECTION DE MEUDON 51-622 NROCLAN APDO POSTAL 70-264 S-412 96 GOTHENBURG F-92195 MEUDOl PL CEDEX POLAND 04510 MEXICO DF SWEDEN FRANCE TEL: 071-48-24-34 MEXICO TEL: 46-31-810-100 TEL: 1-45-34-75-70 TLX: 0712791 UttR PL TEL: 905-548-5306 TLX: TLX: COM: 10 TLX: COM: 25,46 COM: COM:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 604 LIST OF MEMBERS ROTH NARIA LUISE FH D ROUSSEAU JEANINE DR ROXBURGH IAN I PROF RUBIN ROBERT HOWARD HAMBURGER STERNWARTE OBSERVATOIRE DE LYON SCHOOL OF MATHEMATICAL SC NASA AMES RESEARCH CENTER GOJENSBERGSWEG F-69230 ST GENIS-LAVAL QUEEN MARY COLLEGE MS 245-6 D-2050 HAMBURG 80 FRANCE MILE END ROAD MOFFETT FIELD CA 94035 GERMANY. F.R. TEL: 78-56-07-05 LONDON El 4NS U.S.A. TEL: 040-72524112 TLX: 310926 U.K. TEL: 415-965-5523 TLX: 211884 HAMST D COM: TEL: 01-980-4811 TLX: 348408 COS: 37 7TX' COM: 34,40.51 COM: 13.34.3:.42.47,49C ROTH NIGUEL R DR ROUTLEDGE DAVID DR ROY ARCHIE E PROF RUBIN VERA C DR INSTITUTO DE ASTRONOMIA ELECTRICAL ENGR DEPT DEPT OF ASTRONOMY DEPT TERRESTR. MAGNETISM UNAM UNIVERSITY OF ALBERTA GLASGOW UNIVERSITY CARNEGIE INST. WASHINGTON APDC POSTAL 877 EDMONTON AB T6G 2G7 GLASGOW G12 8QQ 5241 BROAD BRANCH RD N.W. 22860 ENSENADA, B. CALIF. CANADA U.K. WASHINGTON DC 20015 MEXICO TEL: 403-432-5663 TEL: 41-339-8855x502 U.S.A. TEL: 567-40887 TLX: TLX: '78421 GLASUL TEL: 202-966-0863 TLX: 56539 CICEME COM: COM: 07,46 TLX: 440427 MAGN UI COM: COM: 28C,20,33,34,47 ROTS ARNOLD H DR' ROUTLY PAUL M DR ROY JEAN-RENE RUBIO MONICA DR NRAO US NAVAL OBSERVATORY DEPT DE PHYSIQUE DEPTO DE ASTRONOMIA PO BOX 0 34 5 MASSACHUSETTS AVE NW UNIVERSITE LAVAL UNIVERSIDAD DE CHILE SOCORRO MM 87801 WASHINGTON DC 20390 CITE UNIVERSITAIRE CASILLA 36-D U.S.A. U.S.A. QUEBEC G1R 7P4 SANTIAGO TEL: 505-772-425S TEL: 202-653-1532 CANADA CHILE TLX: 910-988-1710 TLX: TEL: 418-656-5816 TEL: 2294101 COM: 28 COM: 38 TLX: 5131621 UNILAVAL TLX: 440005 ATTN OBSERNAL COM: COM: 40 ROTTENBERG J A DR ROVIRA MARTA GRACIELA ROZELOT JEAN P RUCINSRI SLAWOMIR M DR 2911 BAYVIEW AVE INST. DE ASTRONOMIA y CERGA DAVID DUNLAP OBSERVATORY SUITE HOC FISICA DEL ESPACIO AVENUE COPERNIC P O BOX 360 WILLOWDALE ONT M2R 1E8 :.:. 67, sue. 28 •-06130 GRASSE RICHMOND HILL ONT L4C 4Y6 CANADA 1428 CAPITAL FRANCE CANADA TEL: ARGENTINA TEL: 93-36-58-49 TEL: 416-884-9562 TLX: TEL: TLX: 470865 TLX: 06-985766 COM: TLX: COM: 10 CON: 42 COM: 12,36 ROUEFF EVELYHE M A DR ROVITHIS PETER DR ROZHKOVSRIJ DIMITRIJ A RUDAK BRONISLAW OBSERVATOIRE DE PARIS NATL OBSERVATORY ATHENS ASTROPHYSICAL INSTITUE COPERNICUS ASTRON CENTER SECTION DE MEUDON P.O. BOX 20048 480068 ALMA-ATA UL. CHOPINA 12/18 DAF ATHENS 306 U.S.S.R. 87-100 TORUN F-92195 MEUDON PL CEDEX GREECE TEL: 52-40-40 POLAND FRANCE TEL: 01-3461191 TLX: TEL: 26037 x 10 TEL: 1-45-34-75-70 TLX: 215530 OBSA GR COM: 21,34 TLX: 313978 ZAPAN PL TLX: COM: 42 COM: COM: 14 ROUNTREE JANET DR ROVITHIS-LIVANIOU HELEN ROZYCZKA NICHAL RUDDY VINCENT P DR AFE/TECHN SERVICES STAFF SECTION OF ASTROPHYSICS WARSAW UNIVERSITY OBS REGIONAL TECHNICAL COLL. SOILING AFB ASTRONOMY AND MECHANICS AL. UJAZDOWSRIE 4 RCSSA AVENUE WASHINGTON DC 20332 DEPT OF PHYSICS 00-478 WARSAW CORK U.S.A. GR-15771 ZOGRAFOS POLAND IRELAND TEL: 202-767-3968 GREECE TEL' TEL: TLX: TEL: 01-724-3414 TLX: 813978 ZAPAN PL TLX: COM: 27,37,45 TLX: COM: 34 CON: 47 COM: 42 ROUSE CARL A DR ROWAN-ROBINSON MICHAEL DR RUBASHEV BORIS M DR RUDER HANNS 627 15TH STREET DEPT OF APPLIED MATHS PULROVO OBSERVATORY LEHRSTUHL F THEORET ASTRO DEL MAR CA 92014 QUEEN MARY COLLEGE 196140 LENINGRAD PHYSIR DER UNIV TUEBINGEN U.S.A. MILE END ROAD U.S.S.R. AUF DER MORGENSTELLE 12,C TEL: 619-455-4015 LONDON El 4NS TEL: D-7400 TUEBINGEN TLX: 695065 U.K. TLX: GERMANY, F.R. COM: 35 TEL: COM: 10 TEL: 07071/292487 TLX: TLX: COM: 51 COM: 09.14.19,24,44 ROUSSEAU JEAN-MICHEL MR RONSON BAXRIE DR RUBEN G PROF DR RUDERMAN MALVIN A OBSERVATOIRE DE BORDEAUX NRAL ZNTRLINST. F. ASTROPHYSIR PHYSICS DEPT AVENUE P. SEMIROT JODRELL BANK ROSA-LUXBMBURG-STR 17A COLUMBIA UNIVERSITY F-33270 FLOIRAC MACCLESFIELD SR11 9DL DDR-1502 POTSDAM NEW YORK NY 10027 FRANCE U.K. GERNANY, D.R. U.S.A. TEL: 56-86-43-30 TEL: 047-77-1321 TEL: TEL: 212-280 3317 TLX: TLX: 36149 TLX* TLX: COM: 08 COM: 40 COM: 35,38,44 COM:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 605 RUDKJOBING HOGERS PROF RULE BRUCE H RUSSELL JANE L DR RUTTEN ROBERT J. DR INSTITUTE OF ASTRONOMY HALE OBSERVATORIES SPACE TELESCOPE SCI INST STERREHACHT SONNENBORGH UNIVERSITY OF AARHUS 2205 MONTE VISTA STREET HOMENOOD CAMPUS ZQNNENBURG 2 LANGELANDSGADE PASADENA CA 91107 3700 SAN MARTIN DRIVE NL-3512 NL UTRECHT DE-8000 AARHUS C U.S.A. BALTIMORE MD 21218 NETHERLANDS DENMARK TEL: 818-794-6593 U.S.A. TEL: 30-312841 TEL: 06-12-88-99 TLX: TEL: 301-338-4843 TLX: 47224 ASTRO NL TLX: 64767 AAUSC! DJ COM: TLX: 6849101 STSCI COM: 12,36 COM: 45 COM: 08,24,26,51 RDDNICK LAURENCE OR RUMSEY NORMAN J RUSSELL JOHN A PROF RUZDJAK VLADIMIR DR UNIVERSITY OF MINNESOTA PHYSICS AND ENGINEERING DEPT OF ASTRONOMY INSTITUTE OF PHYSICS 116 CHURCH STREET S.E. LABORATORY UNIV SOUTHERN CALIFORNIA UNIVERSITY OF ZAGREB MINNEAPOLIS MN 55455 D S I R UNIVERSITY PARK P 0 BOX 304 USA LODER HUTT LOS ANGELES CA 90089 41001 ZAGREB TEL: 612-373-5457 NEW ZEALAND U.S.A. YUGOSLAVIA TEL: TEL: 213-743-0231 TEL: COM: 40,47 TLX: TLX' TLX: COM: COM: 22 COM: 10 RUDNICKI KOKRAD PROF RUNCORN S I PROF RUSSEV RUSCHO DR RUZICKOVA-TOPOLOVA B DR OBSERVATORY FORT SKALA SCHOOL OF PHYSICS UNIVERSITY OF SOFIA ASTRONOMICAL INSTITUTE Ut. ORLA 171 THE UNIVERSITY DEPT OF ASTRONOMY CZECH. ACAD. OF SCIENCES 30-244 RJAKOH NESCASTLE/TYNE NE1 7RU ANTON IVANOV STR 5 OBSERVATORY POLAND U.K. 1126 SOFIA 251 65 ONDREJOV TEL: 22-18-77 TEL: 0632-32511 BULGARIA CZECHOSLOVAKIA TLX: TLX: 53654 UNINEV G TEL: 6-25-61 TEL: 724525 PRAHA COM: 28 COM: 16.19 TLX: TLX: 121579 COM: 27 COM: 10 KQDZIKAS ZENONAS B RUPRECHT JAROSLAV DR RUSSBVA TATJANA RYABOV YU A PROF DR INSTITUTE OF PHYSICS ASTRONOMICAL INSTITUTE DEPT OF ASTRONOMY AND MATHEMATICS DEPT OF NADI LITHUANIAN SSR CZECH. ACAD. OF SCIENCES NATL ASTRON OBSERVATORY LENINGRADSKY PROSP. 64 K. POZELOS 54 BUDECSKA 6 72 LENIN BLVD 125319 MOSC08 232600 VILNIUS 120 23 PRAHA 2 1784 SOFIA U.S.S.R. U.S.S.R. CZECHOSLOVAKIA BULGARIA TEL: 1550326 TEL: 612610 TEL: 258757 TEL: 73-41-559 TLX: TLX: TLX: 122 486 TLX: 23561 ECF BAN BG COM: 07 COM: 14C CON: 37 COM: 37 RUP2NER FREDY G PROF RUSCONI LUIGIA DR RUSSO GUIDO DR RYBANSKY MILAN OBSERVATOIRE DE GENEVE DIPT. DI ASTRONOMIA ST-ECF ASTRONOMICAL INSTITUTE CH-1290 SAUVERNY UNIVERSITA DI TRIESTE ESO SLOVAK ACAD. OF SCIENCES SIITZERLAND VIA TIEPOLO 11 KARL-SCHNARZSCHILD-STR 2 059 60 TATRANSKA LOMNICA TEL: 41-22-552611 1-34131 TRIESTE D-8046 GARCHING B MUNCHEN CZECHOSLOVAKIA TLX: 27720 OBSG CH ITALY GERMANY, F.R. TEL: 0969-967-866 COM: 25P TEL: 40-794863 TEL: 89-320-06346 TLX: 80-78277 AUSAV C TLX: 461137 OAOTI TLX: 52828222 CON: 10,12 CON: 09 COM: RUFFINI REMO RUSH VOJTECH RUST DAVID II DR RYBICKI GEORGE B DR DIPARTIMENTO DI FISICA ASTRONOMICAL INSTITUTE APPLIED PHYSICS LAB HARVARD SMITHSONIAN UNIVERSITA DI ROMA SLOVAK ACAD. OF SCIENCES JOHNS HOPKINS UNIVERSITY CENTER FOR ASTROPHYSICS PIAZZALE ALDO MORO 2 059 60 TATRANSKA LOMNICA JOHNS HOPKINS ROAD 60 GARDEN STREET 1-00185 ROMA CZECHOSLOVAKIA LAUREL MD 20707 CAMBRIDGE MA 02138 ITALY. TEL: 0969-967866/7/8 U.S.A. U.S.A. TEL: 4976304 TLX: 80-78277 AUSSAV C TEL: 301-953-5414 TEL: 617-495-7452 TLX: 613255 INFNRO I CON: 10,12 TLX: 89-548 APL JHU LAUR TLX: 92-1428 COM: COM: 10 COM: 33,36 RUGGE HUGO R DR RUSKOL EUGENIA L DR RUSU I DR RYBKA EUGENIUSZ PROF DR SPACE SCIENCES LABORATORY OJSCHMIDT INSTITUTE ASTRONOMICAL OBSERVATORY UL. PIATOISRA 48/3 AEROSPACE CORPORATION OF PHYSICS OF THE BARTH CUTITUL DE ARGINT 5 50-361 NROCLAN PO BOX 92957 USSR ACADEMY OF SCIENCES 75212 BUCAREST 28 POLAND LOS ANGELES CA 90009 123810 MOSCOW RUMANIA TEL: 22-44-02 U.S.A. U.S.S.R. TEL: 23-63-01 TLX: TEL: 213-648-7086 TEL: 252-07-26 TLX: COM: 25,41 TLX: TLX: 411196 IFZAN SU COM: 08,19 CON: CON: 16 RUIZ NARIA TERESA DI RUSSELL CHRISTOPHER T RUSU L DR RYBKA PRZBMYSLAI DR OBS ASTROIOMICO NACIONAL INST OF GEOPHYSICS ASTRONOMICAL OBSERVATORY INSTITUTE OF HISTORY UIIVERSIDAD DE CHILE UNIVERSITY OF CALIFORNIA CUTITUL DE ARGINT 5 OF SCIENCE CASILLA 36-D LOS ANGELES CA 90024 75212 BUCAREST 28 NOKY SNIAT 72 SANTIAGO U.S.A. RUMANIA 00-330 NARSZAIA CHILE TEL: 213-825-3188 TEL: 23-63-01 POLAND TEL: 2294101 TLX: 910-342-6981 TLX: TEL: TLX: CON: 49 CON: TLX: COM: 33 CON: 41

RYDBECR OLOF E H PROF SABAIO YJTAEA DR SADLER ELAINE MARGARET SAGNIER JEAN-LOUIS DR ONSALA SPACE OBSERVATORY ASTRONOMICAL INSTITUTE KITT PEAR NATIONAL OBS UNIVERSIDADE DE SAO PAULO S-439 00 ONSALA WHOM UNIVERSITY PC BOX 26732 DEPT ASTRONOMIA SWEDEK ARAMAXI TUCSON AZ 85726 CAIXA POSTAL 30627 TEL: 0300-62081 SENDAI 980 USA 01051 SAO PAULO SP TLX: 8542400 0NSPACE JAPAN TEL: 602-327-5511 BRAZIL COM: 40 TEL: 0222-22-1800 TLX: 0666484 AURA NOAO TU TEL: TLX: COM: 28 TLX: COM: 34 COM: 07.20 RYDGRBN ALFRED ERIC JR DR SABBADIN FRANCO DR SADZAKOV SOFIJA DR SAHADE JORGE PROF COMPUTER SCIENCE CORP. OSSSRVATORIO ASTROFISICO ASTRONOMICAL OBSERVATORY INST ARGENTINO DE SPACE TELESCOPE SCI INST 1-36012 ASIA50 VOLGINA 7 RADIOASTRONOMIA • HOMEWOOD CAMPUS ITALY 11050 BEOGRAD CASILLA DE CORREO NO. 5 BALTIMORE ND 21218 TEL: 0424-62665 YUGOSLAVIA 1894 VILLA ELISA iBs.As.) U.S.A. TLX: SETUR 430110 TEL: 419-357/421-875 ARGENTINA TEL: 301-338-4902 COM: 34 TLX* TEL: 54-021-43793 TLX: COM: 08C.19 TLX: 31216 CESLA AR COM: 25 COM: 29,38,42 RYRHLOVA LIDIJA V DR SACK NOAM DR SAEMUNDSON THORSTEINN SAHAL-BRECHOT SYLVIE DR ASTRONOMICAL COUNCIL DEPT OF THEORETICAL PHYS RAUNVISINDASTOFNUN OBSERVATOIRE DE PARIS USSR ACADEMY OF SCIENCES HEBREW UNIV. OF JERUSALEM HASXOLANS SECTION DE MEUDON PYATN1TSKAYA 48 JERUSALEM 91904 DUNHAGA 3 F-92195 MEUDON PL CEDEX 109017 MOSCOW ISRAEL IS-107 REYKJAVIK FRANCE U.S.S.R. TEL: ICELAND TEL: 1-45-34-75-70 TEL: 231-54-61 TLX: TEL: 354-1-21340 TLX: 201 571 TLX: 412623 SCSTP SU COM: TLX: 2307 ISINFO COM: 14V COM: 19 COM: 10 RYLOV VALERIJ S DR SACXNARN I JULIANA DR SAFRO JOHN L SAIJO KEIICHI SPECIAL ASTROPHYSICAL 03S KELLOGG RADIATION LAB DEPT PHYSICS S ASTRONOMY DEPT OF PHYSICAL SCIENCES USSR ACADEMY OF SCIENCES CALTECH UNIVERSITY OF S. CAROLINA NATIONAL SCIENCE MUSEUM 357143 N ARKHYZ PASADENA CA 91125 COLUMBIA SC 29208 7-20 UENO PARK, TAITO-KU U.S.S.R. U.S.A. U.S.A. TOKYO 110 TEL: TEL: 818-356-4256 TEL: 803-777-6466 JAPAN TLX: TLX: TLX: UNIVSCAROL CL3 TEL: 3-822-0111 COM: 09 COM: 35 COM: 46 TLX: COM: 42 RYTER CHARLES E DR SADAKAIE KOZO DR SAFRONOV VICTOR S DR SAIKIA D J DR CEN SACLAY ASTRONOMICAL INSTITUTE INSTITUTE OF PHYSICS RADIO ASTRONOMY CENTRE DPhG/SAp OSAKA KYOIKU UNIVERSITY OF THE EARTH TIFR BAT 28 TENNOJI-RU B GRUZINSKAYA 10 POST BOX 1234 F-91191 GIF/YVETTE CEDEX OSAKA 543 123242 MOSCOW BANGALORE 560 012 FRANCE JAPAN U.S.S.R. INDIA TEL: 1-69-08-39-12 TEL: TEL: 252-07-26 TEL: 362816 / 364062 TLX: TLX: TLX: 411196 IFZAN SU TLX: 8458488 COM: CON: 29 COM: 16 COM: 40 RYZHROV II F DR SADEB D DR SAGAN CARL DR SAIO HIDEYUKI DR SPECIAL ASTROPHYSICAL OBS DEPT PHYSICS S ASTRONOMY CORNELL UNIVERSITY DEPT OF ASTRONOMY LENINGRAD BRANCH TEL-AVIV UNIVERSITY 302 SPACE SCIENCE BLDG UNIVERSITY OF TOKYO 196140 LENINGRAD TEL-AVIV 69978 ITHACA NY 14853 BUNKYO-KU U.S.S.R. ISRAEL U.S.A. TOKYO 113 TEL: TEL: 3-420-553 TEL: 607-256-4971 JAPAN TLX: TLX: 34271 VERSY TLX: 937478 TEL: 3-812-2111 COM: 40 CON: COM: 16,51 TLX: UTYOSCI J33659 COM: 35 RZHIGA 0 I DR SADIK AZIZ R DR SAGGION ANTONIO PROF SAISSAC JOSEPH DR INST OF RADIO & ELECTRON ASTRONOMY 5 SPACE RES CTR ISTITUTO DI FISICA OBSERVATOIRE PIC-DO-MIDI USSR ACADEMY OF SCIBNCES COUNCIL FOR SCI RESEARCH G. GALILEI ET TOULOUSE 103907 MOSCOW P 0 BOX 2441 VIA MARZOLO 8 14 AVENUE EDOUARD BELIN U.S.S.R. JADIRIYAH. BAGHDAD 1-35100 PADOVA F 65200 BAGNERES-DB-B. TEL: IRAQ ITALY FRANCE TLX: TEL: 01-7765127 TEL: 049-844254 TEL: 62-95-19-69 COM: TLX: 213976 SRC TLX: 430308 DFGGPDI TLX: 531625 S COM: 27,42 COM: COM: 16

SAXAI JUN-ICBI SALINARI PIERO SAMAIN DENYS DR SANCHEZ-SAAVEDRA M LUISA HIGH ALTITUDE OBSERVATORY OSSERVATORIO ASTROFISICO LPSP FACULDAD DE CIENCIAS BOULDER CO 80307 DI ARCETRI BP 10 UNIVERSIDAD DE GRANADA U.S.A. LARGO E. FERMI 5 F-91370 VERRIERES-LE-B. 18080 GRANADA TEL: 1-50125 FIRENZE FRANCE SPAIN TLX: ITALY TEL: TEL: 958-20-22-12 COM: 12 TEL: 55-220034 TLX: TLX: TLX: 572268 COK: 12 COM: 21,33,34 COM: 34 SAKASHITA SHIRO PROF SALISBURY J 1 DR SAMPSON DOUGLAS H PROF SANCISI RENZO DR DEPT OF PHYSICS US GEOLOGICAL SURVEY DEPT OF ASTRONOMY KAPTEYN LABORATORIUM HOKKAIDO UNIVERSITY 927 NATIONAL CENTER PENNSYLVANIA STATE UNIV POSTBUS 800 K1TA 10 NISHI 8 RESTON VA 22092 525 DAVEY LAB NL-9700 AV GRONINGEN SAPPORO HOKKAIDO 060 U.S.A. UNIVERSITY PARK PA 16802 NETHERLANDS JAPAN TEL: 703-860-6668 U.S.A. TEL: 050-116695 TEL: 011-716-2111 TLX: 92178 TEL: 814-865-0261 TLX: 53572 STARS NL TLX: COM: TLX: 842510 COM: 28,34,51 COM: 35 COM: SAKHAROV VLADIMIR I DR SALO HEIKKI SAMUS NIKOLAI 1 DR SAIDAGE ALLAN PULKOVO OBSERVATORY UNIVERSITY OF OULU ASTRONOMICAL COUNCIL NT WILSON 4 LAS CANPANAS 196140 LENINGRAD DEPT OF ASTRONOMY USSR ACADEMY OF SCIENCES OBSERVATORIES U.S.S.R. SF-90570 OULU 57 PYATNITSKAYA 48 813 SANTA BARBARA ST TEL: FINLAND 109017 MOSCON PASADENA CA 91101 TLX: TEL: 981-352028 U.S.S.R. U.S.A. COM: 19 TLX: TEL: 231-54-61 TEL: 818-577-1122 COM: TLX: 412623 SCSTP SU TLX: COM: 27.37 COK: SAKHIBULLII MIL A DR SALOMONOVICH A E DR SANABDJA BLAS SANDAKOVA E V DR DEPT OF ASTRONOMY PHYSICAL INSTITUTE DEPTO FIS TIERRA 5 COSMOS KIEV STATE UNIVERSITY KAZAN STATE UNIVERSITY USSR ACADEMY OF SCIENCES UNIVERSIDAD DE BARCELONA ASTRONOKICAL OBSERVATORY 420008 KAZAN LENINSKY PROSPECT 53 DIAGONAL 645 252053 KIEV U.S.S.R. 117924 NOSCOV 08028 BARCELONA U.S.S.R. TEL: 32-36-41 U.S.S.R. SPAIN TEL: TLX: TEL: 135-22-50 TEL: 3307311 x298 TLX: COM: 36 TLX: TLX: COK: COM: 40,44 COM: 34 SAKURAI KUNITOMO PROF SALPETER EDNIH E PROF SANAMIAN V A DR SAIDELL GORAN HANS L DR DEPT OF PHYSICS NEWMAN LAB OF NUCLEAR STU BYURAKAN ASTROPHYSICAL OBS i ASTROPHYSICS LAB KAIAGAIA UNIVERSITY CORNELL UNIVERSITY OBSERVATORY UNIVERSITY OF HELSINKI KAUGANAKU ITHACA NY 14853 378433 ARMENIA KOPERNHUKSENTIE 1 YOKOHAMA 221 U.S.A. U.S.S.R. SF-00130 HELSINKI.13 JAPAN TEL: 607-256-3302 TEL: 563453 FINLAND TEL: 045-481-5661 TLX: 937478 TLX: TEL: 358-0-1912943 TLX: COM: 34.35.40.48C COM: 40 TLX: CON: 10,51 COM: 34,40

SANDFORD NAXIELL T II SANYAL ASBIT DR SARRIS ELEFTHERIOS PH D SASTRY SHANKARA K LOS ALANOS SCIENTIFIC LAB 4618 OLYNPIA AVE NATL OBSERVATORY ATHENS DEPT OF ASTRONONY LOS ALANOS NN 87545 BELTSVILLE ND 20705 ASTRONOMICAL INSTITUTE OSNANIA UNIVERSITY U.S.A. U.S.A. GR-11810 ATHENS HYDERABAD 500 O07 TEL: 505-667-6384 TEL: 301-937-8943 GREECE INDIA TLX: TLX: TEL: TEL: CON: CON: 27,42 TLX: 215530 OBSA GR TLX: CON: CON: 28

SANDNANN WILLIAM HENRY SAPAR ARVED DR SARRIS EMMANUEL T PH D SATO FUMIO DR PHYSICS.DEPT IAPHA ESTONIAN ACADEMY DEPT OF ELECT ENGINEERING HYOGO UNIVERSITY OF HARVEY NUDD COLLEGE OF SCIENCES DENOCRITOS UNIV OF THRACE TEACHER EDUCATION CLARENONT CA 91711 TARTU OBSERVATORY GR-67100 XANTHI YASHIRO U.S.A. 202444 TORAVERE GREECE HYOGO 673-11 TEL: 714-621-8024 U.S.S.R. TEL: 0541-26948 JAPAN TLX: TEL: TLX: 452312 POLX GR TEL: 07954-4-1101 , CON: 27 TLX: CON: 49 TLX: CON: 36,47 COM: 34,40 SANDQVIST AAGE DR SARAZIN CRAIG I DR SARTORI LEO PROF SATO HUNITAKA PROF STOCKHOLM OBSERVATORY DEPT OF ASTRONONY BEHLEN LAB OF PHYSICS DEPARTMENT OF PHYSICS S-133 00 SALTSJOEBADEN UNIVERSITY OF VIRGINIA UNIVERSITY OF NEBRASKA UNIVERSITY OF KYOTO SWEDEN PO BOX 3818 UNIV STATION LINCOLN KB 68588 SARYO-KU TEL: 08-717-2149 CHARLOTTESVILLE VA 22903 U.S.A. KYOTO 606 TLX: 12972 USA TEL: JAPAN CON: 33,34,46V TEL: 804-924-4903 TLX: TEL: TLX: CON: 48 TLX: COM: 28,34 COM: 47V SANDULBAK NICHOLAS DR SAREYAN JEAN-PIERRE DR SASAKI MISAO SATO KATSUHIKO PROF DARNER 5 SKASEY OBS OBSERVATOIRE DE NICE RES INST FOR THEORET PHYS DEPT OF PHYSICS CASE WESTERN RESERVE UNIV BP 139 HIROSHIMA UNIVERSITY FACULTY OF SCI UNIV TOKYO CLEVELAND OH 44106 F-06003 NICE CEDEX TAKEHARA-CHO BUNKYO-RU U.S.A. FRANCE TAKEHARA 725 TOKYO 113 TEL: 216-368-6696 TEL: 93-89-04-20 JAPAN JAPAN TLX: TLX: 460004 TEL: 08462-2-2362 TEL: 03-812-2111 CON: 33,45 COM: 27 TLX: TLX: 23472 UTPHYSIC CON: 47 CON: 35.44,47 SANFORD PETIR IILLIAN KR SARGENT ANNEILA I SASAO TETSUO DR SATO KOICHI DR DEPT PHYSICS 4 ASTRONOMY CALTECH 320-47 INTERNATIONAL LATITUDE INTERNATIONAL LATITUDE UNIVERSITY COLLEGE LONDON DONNS LAB. OF PHYSICS OBSERVATORY OF MIZUSAKA OBSERVATORY OF NIZUSANA GONER STREET PASADENA CA 91125 MIZUSANA-SHI MIZUSANA LONDON NC1E 6BT U.S.A. DATE 023 IKATE 023 U.K. TEL: 818-356-6622 JAPAN JAPAN TEL: TLX: 675425 TEL: 197-24-7111 TEL: 0197-24-7111 TLX: CON: TLX: 337628 ILSNIZJ TLX: 837628 ILSNIZJ CON: .. COM: 19 COM: 08,19

SATO NAONOBU PROF SAVONIJE GERRIT JAN DR SCARDIA KARCO SCBANDA ERWIH PROF ARITA UNIVERSITY ASTRONOKICAL INSTITUTE OSSERVATORIO ASTRONOKICO INST OF APPLIED PHYSICS 1-1 TEGATA GAKUENCHO UNIVERSITY OF ANSTERDAK DI BRERA SIDLERSTRASSE 5 AKITA 010 ROETERSSTRAAT 15 VIA E. BIANCHI 46 CH-3012 BERN JAPAN NL-1018 VB ANSTERDAK 1-22055 KERATB SWITZERLAND TEL: 0188-33-5261 NETHERLANDS ITALY TEL: 031-65-89-10 TLX: TEL: 020-5223004 TEL: TLX: 32320 COK: 27,41 TLX: 16460 FACNN NL TLX: COK: COK: 35.42 COK: 26 SATO SHUJ1 DR SAKYER CONSTANCE B DR SCARFS COLIN D DR SCHARNER GOERAN BJARNE DEPT OF PHYSICS 850 20TH STREET * 705 DEPT OF PHYSICS STOCKHOLN OBSERVATORY UNIVERSITY OF KYOTO BOULDER CO 803023 UNIVERSITY OF VICTORIA S-133 00 SALTSJOEBADEN KITASHIRARANA U.S.A. P O BOX 1700 SWEDEN SAKYOKU KYOTO 606 TEL: VICTORIA BC V8W 2Y2 TEL: 8-717-0195 JAPAN TLX: CANADA TLX: 12972 TEL: 075-701-5377 COK: 10,49 TEL: 604-721-7740 COK: 36 TLX: 5422693 LIBKYU J TLX: 049-7222 CON: 34 COK: 26,30,42 SATO YUZO DR SAIYER-HOGG HELEN B DR SCARGLE JEFFREY D DR SCHATTEN KENNETH H DR OSAKA 4-8-19, HITAKA DAVID DUNLAP OBSERVATORY NASA-ANES RESEARCH CENTER PHYSICS DEPT TOKYO 181 P 0 BOX 360 KS 245-3 VICTORIA UNIVERSITY JAPAN RICHKOND HILL ONT L4C 4Y6 KOFFETT FIELD CA 94035 PRIVATE BAG TEL: CANADA U.S.A. WELLINGTON TLX: TEL: TEL: 415-694-6330 NEW ZEALAND COK: TLX: TLX: TEL: COK: 27,37 COK: 48,51 TLX: COK: 10,35,48 SAUNDERS RICHARD D.E. SAXENA A K DR SCARIA K R DR SCHATZKAN EVRY PROF RADIO ASTRONOKY GROUP INDIAN INSTITUTE OF INDIAN INSTITUTE OF OBSERVATOIRE DE NICE CAVENDISH LABORATORY ASTROPHYSICS ASTROPHYSICS 5P 139 KADINGLEY ROAD BANGALORE 560 034 BANGALORE 560 034 F-06003 NICE CEDEX CAMBRIDGE CB3 OHE INDIA INDIA FRANCE U.K. TEL: 566585, 566497 TEL: TEL: 93-89-04-20 TEL: 223-66477 TLX: 845763 IIAB IN TLX: TLX: 460004 TLX: 81292 CON: 09 COK: 37 COK: 34,35,47,48,49,51 COK: 40 SAUVAL A JACQUES DR SAXENA P P DR SCARROTT STANLEY N DR SCHEEPNARER ANTON DR OBS ROYAL DE BELGIQUE DEPT OF, KATHS i ASTRONOKY PHYSICS DEPT COSKIC RAY WORKING GROUP AVENUE CIRCULATE 3 LUCKNOW UNIVERSITY UNIVERSITY OF DURBAN HUYGENS LABORATORY 8-1180 3RUXELLES LUCKNOI SOUTH ROAD WASSENAARSEWEG 78 BELGIUN INDIA DURHAK DH1 3LE NL-2300 RA LEIDEN TEL: 02-375-2484 TEL: U.K. NETHERLANDS TLX: 21565 OBSBEL B TLX: • TEL: TEL: COK: COK: 21,46 TLX: TLX: COK: COK: SATAG! All DI SCALISE JR EUGENIO DR SCHADEE AERT DR SCHEFFLER HELMUT PROF UK SCHMIDT TELESCOPE INPE/CRAAN STERREIACHT SONNEKBORGH LANDESSTERNWARTE PRIVATE BAG AV DOS ASTRONAUTAS 1758 ZOHNENBURG 2 KOENIGSTUHL COONABARABRAN NSW 2357 CAIXA POSTAL 515 NL-3512 NL UTRECHT D-6900 HEIDELBERG 1 AUSTRALIA 12200 S. JOSE DOS CANPOS NETHERLANDS GERKANY. F.R. TEL: BRAZIL TEL: 030-312841 TEL: 06221-10036 TLX: TEL: 55-011-8266588 TLX: TLX: CON: 28.40,47 TLX: 34061 INPE BR CON: 14 COK: COK: 40 SAVAGE BLAIR D DR SCALO JOHN KICHAEL SCHAIFBRS KARL DR SCHEIDECKER JEAN-PAUL DR DEPT OF ASTRONOKY DEPT OF ASTRONOKY STEINBACHNEG 37 OBSERVATOIRE DE NICE UNIVERSITY OF WISCONSIN UNIVERSITY OF TEXAS D-6900 HEIDELBERG BP 139 475 {.CHARTER STR AUSTIN TX 78712 GERKANY, F.R. F-06003 NICE CEDEX KADISON VI 53706 U.S.A. TEL: 06221-801511 FRANCE U.S.A. TEL: 512-471-4461 TLX: TEL: 93-89-04-20 TEL: 608-262-3072 TLX: CON: TLX: 460004 TLX: 265452 UOFWISC-NDS COK: 34,35 COK: COK: 34.44 SAVEDOFF NALCOLN P PROF SCALTRITI FRANCO DR SCHALEN CARL PROF SCHERB FRANK PROF DEPT PHYSICS t ASTRONOKY OSSERVATORIO ASTRONONICO LUND OBSERVATORY PHYSICS DEPT UNIVERSITY OF ROCHESTER DI TORINO BOX 43 UNIVERSITY OF WISCONSIN BAUSCH AND LOKB BLDG STRADA OSSERVATORIO 20 S-221 00 LUND NADISON HI 53706 ROCHESTER NY 14627 1-10025 PINO TORINESE SWEDEN U.S.A. U.S.A. ITALY TEL: 46-10 70 00 TEL: 608-262-6879 TBL: 716-275-4357 TEL: 011-841067 TLX: 33199 OBSNOT S TLX: TLX: 978374 UNIBOOR ROC TLX: 213236 TOASTR I CON: 34 COK: 34,49 COK: 34,35.48 CON: 15,42

SCHILD RUDOLPH E DR SCHLUETER A PROF DR SCHMIDT EDWARD G SCBMITTER BDHARD F DR CENTER FOR ASTROPHYSICS MPI FUER PLASMAPHYSH DEPT OF PHYSICS I ASTRON DEPT OF PHYSICS 60 GARDEN STREET D-8046 GARCHING B MUNCHEN UNIVERSITY OF NEBRASKA UNIVERSITY OF LAGOS CAMBRIDGE MA 02138 GERMANY, F.R. LINCOLN NB 68588-0111 ARORA U.S.A. TEL: 089-3299-347 U.S.A. LAGOS TEL: 617-495-7426 TLX: 05-215808 IPP D TEL: 402-472-2788 NIGERIA TLX: 921428 SATELLITE CAM COM: 10 TLX: TEL: 01-83-78-64 COM: 29,45,51 COM: 25,27 TLX: COM: SCHILIZZI RICHARD T DR SCHLUETER DIETER PROF SCHMIDT H U DR SCHMUTZ VERIER RADIOSTERREN8ACHT INST THEOR PHYS * STERNN MPI FUER PHYSIR UND INST F. THEORET. PHYSH POSTBUS 2 NEUE UNIV PHYSIR ZENTRUM ASTROPHYSH OLSHAUSENSTRASSE NL-7990 AA DWISGELOC OLSHAUSENST GEB N 61C KARL-SCHNARZSCHILD-STR 1 D-2300 KIEL 1 NETHERLANDS D-2300 KIEL 1 D-8046 GARCHING B MUNCHEN GERMANY, F.R. TEL: 5219-7244 GERMANY, F.R. GERMANY, F.R. TEL: 0431-880 4102 TLX: 42043 SRZN NL TEL: 880-4109 TEL: 89-32399413/4 TLX: 292706 IAPRI D COM: 40,48,50 TLX: TLX: 524629 ASTRO D COM: 36 CON: COM: 10,15,49 SCHILLER URL PROF DR SCHNADEL LUTZ D DR SCHMIDT HANS PROF SCHNEIDER JEAN PIRSCH8EG 6 ASTRONOMISCHES RECHEN UNIVERSITAETSSTBRNNARTE OBSERVATOIRE DE PARIS 6072 DREIEICH-BUCHSCHLAG INSTITUT AUF DEM HUEGEL 71 SECTION DE MEUDCN GERMANY, F.R. MOENCHHOFSTR 12-14 D-5300 BONN 1 F-92195 MEUDON PL CEDEX TEL: D-6900 HEIDELBERG 1 GERMANY, F.R. FRANCE TLX: GERMANY, F.R. TEL: TEL: 1-45-34-75-70 CON: TEL: 06221-49026 TLX: TLX: TLX: 461336 ARIHD D COM: 25,33,42 COM: 47 COM: 05.20 SCHINDLBR URL PROF DR SCHKAHL BDNARD J DX SCHMIDT I B DR SCHNELL ANNELIESE DR INST FUER THEORET PHYSIR ASTRONOMY PROGRAM ZNTRLINST. F. ASTROPHYSH INSTITUT FUER ASTRONOMIE RUHR-UNIVERSITAET BOCHUM UNIVERSITY OF MARYLAND STERN8ARTS BABELSBERG UNIVERSITAT HEN D-4630 BOCHUM COLLEGE PARR MD 20742 ROSA-LUXEMBURG-STR 17A TUERRENSCHANZSTR 17 GERNANY, F.R. U.S.A. DBR-1502 POTSDAM A-1180 HEX TEL: TEL: 301-454-6074 GERMANY, D.R. AUSTRIA TLX: TLX: TEL: TEL: 222-34-53-60-93 COM: 49 CON: 10,12 TLX: TLX: COM: 05.33 COM: SCHLESINGER BARRY M DR SCHNAHL GUE1TEX PROF SCHNIDT MARTEN PROF SCBIEPS NATTHE) H SASC TECHNOLOGIES INC. UNIVERSITAETSSTERNNARTE CALTECH HARVARD-SMITHSONIAN CTR 5809 ANNAPOLIS ROAD GEISNARLANDSTR 11 ASTRONOMY 105-24 FOR ASTROPHYSICS HYATTSVILLE MD 20784 D-3400 GOETTINGEN PASADENA CA 91125 60 GARDEN STREET U.S.A. GERNANY, F.R. U.S.A. CAMBRIDGE MA 021)8 TEL: 301-699-6171 TEL: 0551-395061 TEL: 818-356-4204 U.S.A. TLX: 317630 TLX: 96753 USTERN TLX: 675425 TEL: 617-495-7472 CON: COM: CON: 15,28,33,40,47 TLX: 921428 SATELLITE CAM COM:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 611 SCHROFPEK BERBER! » DR SCBOLL BANS DR SCHROEDER ROLF DR SCBUESSLER MANFRED DR DANISH SPACE RESEARCH INS ASTRONOMISCHES RECHEN MOEOERRENNEG 3712 RIEPENHEUER-INSTITUT LUNDTOFTEVEJ 7 INSTITUT D-2050 HAMBURG 80 FUER SONNENPHYSIR DK-2800 LYNGBY M0ENC8H0FSTR 12-14 GERMANY, F.R. SCHOENECISTR 6 DENMARK D-6900 HEIDELBERG TEL: D-7800 FREIBURG TEL: 02-88 22 77 GERMANY, F.R. TLX: GERMANY, F.R. TLX: 37198 DANRU TEL: COM: TEL: 761-32864 COK: TLX: TLX: 7721552 RIS D COM: 07C20 COM: 12 SCHNUR GERHARD F 0 SCHOLZ GERBARD DR SCHROETER EGON H PROF SCHULER VALTER DR ASTRONOMISCHES INSTITUT ZNTRLINST. F. ASTROPHYSIK KIEPENHEUER INSTITUT STERNNARTE DER RUHR UNIVERSITAET AKAD. NISSENSCHAFTEN DDR FUER SONNENPHYSIR RANTONSSCHULE FOSTFACH 102148 ROSA-LUXEMBURG-STR 17A SCHOENECRSTRASSE 6 CH-4500 SOLOTHURN D-4630 BOCHUM DDR-1502 P0TSDAM-BABELS3. D-7800 FREIBURG I BR. SWITZERLAND GERMANY. F.R. GERMANY. D.R. GERMANY, F.R. TEL: 065-23-20-55 TEL: TEL: TEL: 0761-32864 TLX: TLX: TLX: TLX: 7721552 RIS D COM: 31 COM: COM: 29 COM: 10 SCHOBER HAIS J DR SCHOLZ M PROF SCHROLL ALFRED DR SCHULTE D H DR INSTITUT FUBR ASTRONOMIE INST F THEORETISCHE SONNENOBSERVATORIUM ITER CORPORATION UNIVERSITAETSPLATZ 5 ASTROPHYS DER UNIVERSITAT RANZELHOEHE 10 MAGUIRE ROAD A-8010 GRAZ NEUENHEINER FELD 561 A-9520 SATTENDORF LEXINGTON MA 02173 AUSTRIA D-6900 HEIDELBERG AUSTRIA U.S.A. TEL: 0316-380-5273 GERNANY, F.R. TEL: 04248-2717 TEL: TLX: 31078 OBSLGZ TEL: TLX: 45699 SOLOBS A TLX: CON: 10,12.15,20,42.51 TLX: COM: COM: COM: 36 SCHOEFFEL EBERHARD F DR SCHOOLMAN STEPHEN A DR SCHRUEFER EBERBARD DR SCHULTZ G V DR NERIANERSTR 42 LOCKHEED PA RES LAB INSTITUT FUER ASTROPHYSIR MPI FUER RADIOASTRONOKIE D-3600 BAMBERG 3251 HANOVER STREET UNIVERSITAET BONN AUF DEM HUEGEL 69 GERMANY, F.R. PALO ALTO CA 94304 AUF DEM HUEGEL 71 D-5300 BONN TEL: U.S.A. D-5300 BONN 1 GERMANY, F.R. TLX: TEL: GERMANY, F.R. TEL: 0228-52-52-91 COK: 42 TLX: TEL: 228-73-33-90 TLX: 0886440 ASTROD COM: TLX: 886440 MPIFR D COM: 09.28,34,40,44,47 COM: SCHOENBS ROLF DR SCHRAMM DAVID H PROF SCHRUTRA-RECHTENSTAKM PR. SCHULZ HARTNUT DR INSTITUT FUER ASTRONOMIE UNIVERSITY CHICAGO tilLLERGASSE 27/4/7 ASTRONOMISCHES INSTITUT UNO ASTROPHYSIE ASTRON 4 ASTROPHYS CENTER A-1238 NIEN UNIVERSITAT BOCHUM SCHE1NERSTR 1 5640 SO ELLIS AVENUE AUSTRIA POSTFACH 10 21 48 D-8000 MUENCHEN 80 CHICAGO IL 60637 TEL: 0222-8848132 D-4630 BOCHUM 1 GERMANY, T.R. U.S.A. TLX: GERMANY, F.R. TEL: 98-90-21 TEL: 312-962-8202 COM: 20 TEL: 234-700-3454 TLX: TLX: 6871133 UNCGO UN TLX: 0825860 COM: 27 COM: 35.47.48C COM: 28 SCIOENBERNER DETLEF PROF SCHREIBER ROMAN SCBUBART JOACHIM DR SCHULZ ROLF ANDREAS INST TBEOR PBYS 4 STERNN. COPERNICUS ASTRON CENTER ASTRONOMISCBES RECHEN- MPI FUER RADIQASTRONONIE OLSHAUSENSTRASSE ASTROPHYSICS LAB INSTITUT AUF DEM HUEGEL 69 D-2300 KIEL UL. CHOPINA 12/18 MOENCHBOFSTR 12-14 D-5300 BONN 1 GERMANY, F.R. 87-100 TORUN D-6900 HEIDELBERG GERMANY, F.R. TEL: 0431-8804100 POLAND GERMANY, F.R. TEL: 228-525-232 TLX: 292706 IAPKI D TEL: 48-5626017 TEL: 49-6221-4-90-26 TLX: 886440 MPIFR D COM: 36 TLX: 0552234 ASTR PL TLX: 461336 ARIHD D COM: 34,40 COM: 49 COM: 07,20 SCHOENEICH V DR SCHRIJVER JOHANNES DR SCHUCB NELSON JORGE SCHUMANN JOERG DIETER DR ZNTRLINST. F. ASTROPBYSIR LABORATORY VOOR OBSERVATORIO NACIONAL OBSERVATORIUK HOBER LIST ROSA-LUXEMBDRG-STR 17A RUINTEONDERZOEK UFSM/CTRO TECNOLOGIA UNIV STERNNARTE BONN DDR-1502 POTSDAM BENELUXLAAN 21 CIDADE UNIVERSITARIA D-5568 DAUN GERMANY, D.R. NL-3527 HS UTRECHT 97100 SANTA MARIA GERMANY, F.R. TEL: NETHERLANDS BRAZIL TEL: 06592-2937 TLX: TEL: 30-93-71-45 TEL: 055-226-1616 TLX: COM: 25,44 TLX: 47224 ASTRO NL TLX: 0552230 UFSM COK: 09 COM: 14 COM: SCHOENFELDER VOLKER DR SCHROEDER DANIEL J PROF SCHUECXING E L DR SCHUSTER HANS-EMU MPI F EXTRATERRESTRISCBE DEPT PHYSICS 4 ASTRONOMY DEPT OF PHYSICS E S O PBYSIR BELOIT COLLEGE NEK YORE UNIVERSITY CASILLA 19001 D-8046 GARCBING B KUHCBEN BELOIT HI 53511 NEK YORR NY 10012 SANTIAGO 19 GERMANY, F.R. U.S.A. U.S.A. CHILE TEL: 49-89-3299-578 TEL: 608-365-3391 TEL: TEL: 6988757 TLX: 5215845 XTER D TLX: TLX: TLX: 240881 COM: COK: 09 COM: 28,47 COM: 09,20,28,37

SCHUSTER HILLIAM JOHN DR SCHWARTZ STE7E1 JAY SCOTT ELIZABETH L PROF SEARLB LEONARD DR ISSTITUTO DE ASTRONOKIA THEORET ASTR UNIT/MATH SC STATISTICS HALE OBSERVATORIES ONAH QUEEN NARY COLLEGE UNIVERSITY OF CALIFORNIA 813 SANTA BARBARA ST APDO POSTAL 877 MILS END ROAD 367 EVANS HALL PASADENA CA 91101 22860 ENSENADA. 3. CALIF. LONDON El 4NS BERKELEY CA 94720 U.S.A. MEXICO U.K. U.S.A. TEL: 818-304-0220 TEL: 706-67-83093 TEL: 1-980-4311x3849 TEL: 415-642-2777 TLX: TLX: 56539 CICE HE TLX" TLX: 910-366-7114 UC BERK CON: 28 CON: CON: 12,44,49 COM: 28,47 SCHUTZ BERNARD F PROF SCHNARZ ULRICB J DR SCOTT EUGENE HOWARD SEARS RICHARD LAIGLEY DR APPLIED RATHS 4 ASTRONOMY KAPTEYN LABORATORY GODDARD SPACE FLIGHT CTR DEPT OF ASTRONOMY UNIVERSITY COLLEGE POSTBUS 800 CODE 684.9 UNIVERSITY OF MICHIGAN CARDIFF CF1 1XL NL-9700 AV GRONINGEN GREENBELT MD 20771 ANN ARBOR MI 48109 U.K. NETHERLANDS U.S.A. U.S.A. TEL: 0222-44211 TEL: 050-116695 TEL: 301-344-8746 TEL: 313-763-3295 TLX: 448635 ULIBCF TLX: 53572 STARS NL TLX: TLX: COM: 35 COM: 28,34,40 COM: 34 CON: 35

SCHUTZ BOB ENALD SCHSARZENBERG-CZERNY A SCOTT JOHN S DR SEATON MICHAEL J PROF CENTER FOR SPACE RESEARCH WARSAW UNIVERSITY OBS STEWARD OBSERVATORY DEPT PHYSICS 5 ASTRONOMY UNIVERSITY OF TEXAS AL. UJAZDONSKIE 4 UNIVERSITY OF ARIZONA UNIVERSITY COLLEGE-LONDON AUSTIN TX 78712 00-478 WARSAW TUCSON AZ 85721 GOWER STREET U.S.A. POLAND U.S.A. LONDON WC1E 6BT TEL: 512-471-1356 TEL: 29 40 11 TEL: U.K. TLX: 704265 CSRUTX UD TLX: 813978 ZAPAN PL TLX: TEL: 01-387-7050 COM: 19C COM: 27 COM: 40,48 TLX: 28722 COM: 12,14,34,360 SCHWAN HEINER DR SCHWARZSCHILD MARTIN PROF SCOTT PAUL F DR SEDLMAYER ERWIN DR ASTRONONISCHES RECHEN- PRINCETON UNIVERSITY CAVENDISH LABORATORY INST FUER ASTRONOMIE 4 INSTITUT OBSERVATORY MADINGLEY ROAD ASTROPHYSIK DER TECHN UNI MOENCHHOFSTR 12-14 PEYTON HALL CAMBRIDGE CB3 0HE ERNST-RJUTER-PLATZ 7 D-6900 HEIDELBERG PRINCETON NJ 08544 U.K. D-1000 BERLIN 10 GERMANY, F.R. U.S.A. TEL: 0223-66477 GERMANY, F.R. TEL: 06221-49026 TEL: 609-452-3812 TLX: 81292 TEL: TLX: 461336 ARIHD D TLX: CON: 40 TLX: COM: 04.08C COM: 35 COM: 36 SCHWARTZ DANIEL A DR SCHWEIZER PRANCOIS-SR SCOVILLE NICHOLAS Z SEDMAK GIORGIO PROF CENTER FOR ASTROPHYSICS DEPT TERREST. MAGNETISM ASTRONOMY 4 PHYSICS DEPT DIPT. DI ASTRONOMIA 60 GARDEN STREET CARNEGIE INST. WASHINGTON UNIV OF MASSACHUSETTS UNIVERSITA DI TRIESTE CAMBRIDGE NA 02138 5241 BROAD BRANCH RD N.W. GRADUATE RESEARCH CENTER VIA TIEPOLO 11 U.S.A. WASHINGTON DC 20015 AMHERST MA 01003 1-34131 TRIESTE TEL: 617-495-7232 U.S.A. USA ITALY TLX: TEL: 202-966-0863 TEL: 413-545-0789 TEL: 40-79-4863 CCM: 44,48 TLX: 440427 NAGN UI TLX: TLX: 461137 CCM: 28 COM: 05,09 SCHWARTZ PHILIP R DR SCHWERDTFEGER HANS-M. DR SCRIXGER J. NORMAN DR SEEGER CHARLES LOUIS III NAVAL RESEARCH LABORATORY ASTRONONISCHES RECHEN- DEPT OF ASTRONOMY SAN FRANCISCO STATE UNIV CODE 4138 INSTITUT ST MARY'S UNIVERSITY 473 JANES ROAD WASHINGTON DC 20375 MOENCHHOFSTR 12-14 HALIFAX NS B3H 3C3 PALO ALTO CA 94306 U.S.A. D-6900 HEIDELBERG 1 CANADA U.S.A. TEL: 202-767-33S1 GERMANY. F.R. TEL: TEL: 415-493-6005 TLX: TEL: 0049-6221-49026 TLX: TLX: COM: 27,34,40 TLX: 461336 ARIHD D CON: CON: 51 CON: 33 SCHWARTZ RICHARD D SCIANA DENNIS W DR SCUFLAIRE RICHARD DR SEEGER PHILIP A DR PHYSICS DEPT DEPT OF ASTROPHYSICS INSTITUT D'ASTROPHYSIQUE LOS ALANOS NATIONAL LAB UNIVERSITY OF MISSOURI SOUTH PARKS ROAD UNIVERSITE DE LIEGE MS/H805 8001 NATURAL BRIDGE RD OXFORD OX1 3RQ AVENUE DE COINTE 5 PO BOX 1663 ST LOUIS MO 63121 U.K. B-4200 COINTE-OUGRBE LOS ALANOS NN 87545 U.S.A. TEL: 0865-511336 BELGIUM U.S.A. TEL: 314-553-5025 TLX: TEL: 041-52-99-80 TEL: 505-667-8843 TLX: 447658 UMSL BOOKSTOR COM: 28,47,48 TLX: 41264 ASTRLG B TLX: COM: 34 COM: 27,35 COM: SCHWARTZ ROLF PH D SCONZO PASQDALE DR SEAOUIST BXIEST R PROF SEGAL IRVING E DR MPI FUER RADIOASTRONOMIE 29 OLD MYSTIC STREET DEPT OF ASTRONOMY NIT AUF DEM HUEGEL 69 ARLINGTON MA 02174 UNIVERSITY OF TORONTO 2-224 D-5300 BONN 1 U.S.A. TORONTO ONT M5S 1A7 CAMBRIDGE NA 02139 GERMANY, F.R. TEL: 617-646-9315 CANADA U.S.A. TEL: 228-525-303 TLX: TEL: 416-978-3146 TEL: 617-253-4985 TLX: COM: 07 TLX: 06-986766 TLX: COM: CON: 40C CON: 28,47

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 613 SEGALUVIT: ALEXANDER DR SEITTER VALTRAUT C PROF SEMENZATO ROBERTO SETTI GIANCARLO PROF 11 HABANIK ST ASTRONOMISCHES INSTITUT UNIVERSITA DI PADOVA ESO KEFAR SAVA DONAGKSTR 15 PHYSICS DEPT URL-SCHNARZSCHILD-STP, 2 ISRAEL D-4400 MUENSTER/N VIA MARZOLO 8 D-8046 GARCHING B MUNCHEN TEL: GERMANY, F.R. 1-35131 PADOVA GERMANY,F.R. TLX: TEL: 251-83-3561 ITALY TEL: 049-89-320-06-0 CON: TLX: 892529 UNI MS D TEL: 049-844-247 TLX: 52828222 EO D CON: 45 TLX: 430308 DF GGPD I COK: 28.40C.47F.48.49 COM: SEGGEVISS KILHELK PROF SBKANINA ZDENEK DR SEN S N DR SEVARLIC BRANISLAV M PROF OBSERVATORIUN HCHER LIST EARTH i SPACE SCI DIV INDIAN ASSOCIATION FOP, DEPT OF ASTRONOMY UNIVERSITAETS-STERNHARTE JPL THE CULTIVATION OF SCI UNIVERSITY BEOGRAD D-5568 DAUN EIFEL 4800 OAK GROVE DRIVE JADAVPUR VOLGINA 1 GERMANY, F.R. PASADENA CA 91103 INDIA 11050 BEOGRAD TEL: 06592-2150 U.S.A. TEL: YUGOSLAVIA TLX: TEL: 818-354-1589 TLX: TEL: COK: 29,33,42 TLX: COM: TLX: COM: 15.20,22 COK: 08,19 SEBNAL LADISLAV DR SEKI MUNEZO DR SEXGBUSCH KURT V DR SEVERINO GIUSEPPE ASTRONOMICAL INSTITUTE DEPT OF EARTH SCIENCES MPI FUER PHYSIK UND OSSERVATORIO ASTRONOMICO CZECH. ACAD. OF SCIENCES COLL OF GENERAL EDUCATION ASTROPHYSIK DI CAPODIKONTE OBSERVATORY TOHOKU UNIV, KAWAUCHI KARL-SCHNARZSCHILD-STR 1 VIA KOIARIELLC 16 251 65 ONDREJOV SENDAI 980 D-8046 GARCHING B MUNCHEN 1-80131 NAPOLI CZECHOSLOVAKIA JAPAN GERMANY, F.R. ITALY TEL: 258157 TEL: 0222-12-1800 TEL: TEL: 081-440101 TLX: 121519 TLX: TLX: TLX: COM: 01 COM: 34 COM: 35 COK: 12 SEIDELNANN P KENNETH DR SEKIGUCHI NAOSUKE PROF SERAFIN RICHARD AUGUST SEVERNYJ A B PROF DR OS NAVAL OBSERVATORY TOKYO ASTRONOMICAL ASTRONOMICAL OBSERVATORY CRIMEAN ASTROPHYSICAL OBS 34 i MASSACHUSETTS AVE Nil OBSERVATORY A. NICRIEIICZ UNIVERSITY USSR ACADEMY OF SCIENCES WASHINGTON DC 20390 OSAKA, MITAU SLONECZNA 36 NAUCHNIY U.S.A. TOKYO 181 60-286 POZNAN 334413 CRIMEA TEL: 202-653-1545 JAPAN POLAND U.S.S.R. TLX: 710-822-1910 TEL: 0422-32-5111 TEL: 679 670 TEL: COM: 04V.01C20 TLX: 02822307 TAOMTK J TLX: TLX: COM: 19 COM: COM: 10,12,44,49 SEIDEN PHILIP E SELLKOOD JEREMY ARTHUR SERRANO ALFONSO DR SEVILLA MIGUEL 1 DR IBM RESEARCH CENTER THE UNIVERSITY INSTITUTO DE ASTRONONIA INST DE ASTRON Y GEODESIA PO BOX 218 DEPT OF ASTRONOMY UNAM ALMANSA 16 YORKTONN HEIGHTS NY 10598 MANCHESTER M13 9PL APDO POSTAL 70-2.64 28040 MADRID U.S.A. U.K. 04510 MEXICO DF SPAIN TEL: 911-945-1424 TEL: 061-273-7121 MEXICO TEL: 2 442501 TLX: 131456 TLX: TEL: TLX: COM: 28,41 COK: 28,33 TLX: COM: 19 COM: 28 SEIDOV ZAIIR F DR SBLVELLI PIERLUIGI DR SERSIC J L DR SEVARD FREDERICK D SHEMAKHA ASTROPHYSICAL OSSERVATORIO ASTRONOMICO OBSERVATORIO ASTRONOMICO HARVARD-SMITHSONIAN CTR OBSERVATORY VIA TIEPOLO 11 LAPRIDA 854 FOR ASTROPHYSICS 313243 SHEMAKHA, AZERB. 1-34131 TRIESTE 5000 CORDOBA 60 GARDEN STREET U.S.S.R. ITALY ARGENTINA CAMBRIDGE MA 02138 TEL: . TEL: 40-793221 TEL: 051 25072 U.S.A. TLX: TLX: 461137 OQT I TLX: 51-822 BUCOR OBSASTR TEL: 611-495-1282 COM: 35 COM: 44 COM: 28,47 TLX: COK: SBIELSTAD GEORGE A SEMIL MEIR DR SERVAN BERNARD SEYMOUR P A H NRAO OBSERVATOIRE DE PARIS OBSERVATOIRE DE PARIS 51 HERMITAGE ROAD PO BOX 2 SECTION DE NEUDON 61 AVE DE L'OBSERVATOIRE PLYMOUTH, DEVON GREEN BANT NV 24944 F-92195 NEUDON PL CEDEX F-75014 PARIS U.K. U.S.A. FRANCE FRANCE TEL: TEL: 304-456-2301 TEL: 1-45-34-75-30 TEL: 1-43-20-12-10 TLX: TLX: 110-938-1530 TLX: TLX: 270116 COM: 46 COR: 40,41,48,51 COM: 10,12 COM: 09

SEIRADAKIS JOEI HUSH DR SENENIUK IRENA Dt SESSIN NAGNER DR SEZER CENGIZ DR DEFT OF ASTRONOMY KARSAN UNIVERSITY OBS INST TECN. DE AERONAUTICA EGE UNIVERSITY UNIVERSITY THBSSALONIRI AL. UJAZDONSEIE 4 DEPTO DE ASTRONONIA FACULTY OF SCIBNCE GR-54006 THESSALOXIKI 00-478 NARSZAVA 12200 S. JOSE DOS CAMPOS CAMPUS P K 21 GREECE POLAND BRAZIL BORNOVA-IZNIR TEL: 031-991351 TEL: 29-40-11/12 TEL: 0123-22-9088 TURKEY TLX: TLX: 815548 OAUI TLX: 011 13431 ZNO-24-13 TEL: 90-51-180110 COM: 40,51 COM: 42 COM: 01 TLX: COM:

SHAKHOVSROJ N N DR SHAPIRO STUART L SHAVIV GIORA DR SHCHERBINA-SANOJLOVA I DR CRIBEAN ASTROPHYSICAL OBS CTR RADIOPHYS 4 SPACE RES DEPT OF PHYSICS INSTITUTE OF SCIENCE USSR ACADEMY OF SCIENCES CORNELL UNIVERSITY ISRAEL INST OF TECHNOLOGY AND TECHNICS INFORMATION NAUCHNIY ITHACA NY 14853 TECHNION DEPARTMENT OF ASTRONOBY 334413 CRIBEA U.S.A. HAIFA 32000 125219 MOSCOW U.S.S.R. TEL: 607-256-4936 ISRAEL U.S.S.R. TEL: TLX: TEL: TEL: 1554237 TLX: COM: 34 TLX: TLX: COB: 25C COB: 35,420,47,48 COM: 05 SHAKURA NICHOLAJ I DR SHAPLEY ALAI H SHAH JAKES SCOTT DR SHEA MARGARET A DR STERNBERG STATE NOAA DEPT PHYSICS i ASTRONOMY AIR FORCE GEOPHYSICS LAB ASTRONOBICAL INSTITUTE BOULDER CO 80302 UNIVERSITY OF GEORGIA HANSCOB AFB 117234 BOSCON U.S.A. ATHENS GA 30602 BEDFORD MA 01732 U.S.S.R. TEL: U.S.A. U.S.A. TEL: TLX: TEL: 404-542-2485 TEL: TLX: COM: 10 TLX: TLX: COM: 42,48 COM: COB: 10,49

SEEELEY NEIL R DR SEEN LIAIS-ZBAO SEI ZHONG-XIAN SHUWIlfTALBERT JOBN HAVAL RESEARCH LABORATORY BEIJING ASTRONOMICAL CBS BEIJING ASTRONOMICAL OBS 18 PAGE STREET CODE 4172 BEIJING 100080 ACADENIA SINICA ALBERT PARR VIC 3206 SASHINGTON DC 20375 CHINA, PEOPLE'S REP. BEIJING AUSTRALIA U.S.A. CHINA, PEOPLE'S REP. TEL: 03-6903803 TEL: 202-767-2777 TLX: 22040 BAOAS CN TEL: 28-1698 TLX: TLX: CON: 42 TLX: 9053 CON: 40 CON: 10,12 CON: 10

SBEFFER BUGENE t DR SHEN LONG-XIANG SBIBABASBI BIXOMOTO DR SEINE RICBARD A DR STERNBERG STATE BEIJING OBSERVATORY DEPT OF ASTRONOMY DEPARTMENT 91-30 ASTRONONICAL INSTITUTE ACADENIA SINICA UNIVERSITY OF TOKYO LOCKHEED P/ALTO RES LAB 119899 MOSCOW V-234 BEIJING BUNRYO-RU 3170 PORTER DRIVE U.S.S.R. CHINA, PEOPLE'S REP. TORYO 113 PALO ALTO CA 94304-1211 TEL: 1392046 TEL: 28-1968 JAPAN U.S.A. TLX: TLX: 22040 BAOAS CN TEL: 03-812-2111 TEL: 415-858-4135 CON: COM: 12 TLX: 33659 UTYOSCI J TLX: COM: 35 COM: 10,12,36 SBEFOV NICOLAI N SHEN PARN-AN SBIBASARI RIYOTO SHIPMAX BENRY L DR INST OF PHYSICS OF THE NANJING ASTRONOMICAL RES INST OF ATMOSPHERICS PHYSICS DEPT ATMOSPHERE INSTRUMENT FACTORY NAGOYA UNIVERSITY UNIVERSITY OF DELAWARE PYZBRVSRY 3 NANJING 3-13 HONOHRA, T0Y0KA8A NE8ARE DE 19711 109017 HOSCOH CHINA, PEOPLE'S REP. AICHI 442 U.S.A. U.S.S.R. TEL: 46191 JAPAN TEL: 302-451-2986 TEL: TLX: 34136 GLYNJ c/o NAIF TEL: 5338-6-3154 TLX: TLX: COM: 09 TLX: 4322310 TYRK J COM: 36,46 COM: 21 COM: 10 SBBLUS PETER J DR SHBR DAVID DR SHIBATA YURIO DR SHIRYAEV A V DR ASTRONOMY DEPT 2837 MINTO DR, APT 2 RESEARCH INSTITUTE FOR LENINGRAD STATE UNIV UNIVERSITY OF TEXAS CINCINNATI OH 45208 SCIENTIFIC MEASUREMENTS ASTRONOMICAL OBSERVATORY RLM 15-316 U.S.A. TOHORU UNIVERSITY 199178 LENINGRAD AUSTIN TX 78712 TEL: 513-871-8850 SENDAI 980 U.S.S.R. U.S.A. TLX: JAPAN TEL: TEL: 512-471-3339 COM: 33.37 TEL: TLX: TLX: 910-874-1351 TLX: COM: COM: 20 CON: 35 SBEI BENJAMIN S P PROF SBERIDAN K V DR SHIELDS GREGORY A DR SEIVANANDAN RAIDIAB DR DEPT ASTRONOMY El 17B/23 THORNTON STREET DEPT OF ASTRONOMY NAVAL RESEARCH LABORATORY UNIV OF PENNSYLVANIA DARLING POINT NS» 2027 UNIVERSITY OF TEXAS CODE 4138-S PHILADELPHIA PA 19104 AUSTRALIA RLN 15.212 8ASHINGT0N DC 20375-5000 U.S.A. TEL: AUSTIN TX 78712 U.S.A. TEL: 215-898-8176 TLX: U.S.A. TEL: 202-767-2749 TLX: COM: 40 TEL: 512-471-4461 TLX: 202-767-6473 COM: 28 TLX: 910-874-1351 COM: 09,44,47 CON: 28.34,48 SHEN CHANGJUN SBERVOOD KILLIAM A DR SHIM IOON-TAIR PROF SHRCDROV V G DR PURPLE MOUNTAIN MPI FUER RADIOASTRONOMIE 236-53 SINDAN-DONG DEPT OF ASTRONOMY OBSERVATORY AUF DEN HUEGEL 69 JOONG-KU BULGARIAN ACAD SCIENCES NANJING D-5300 BONN SEOUL 100 72 LENIN BLVD CHINA, PEOPLE'S REP. GERMANY, F.R. ROREA, REPUBLIC 1784 SOFIA TEL* TEL: 0228-525-362 TEL: BULGARIA TLX: 34144 PMONJ CN TLX: 0886440 ASTROD TLX: TEL: 7341 x 559 COM: 09 CON: 27,28,34 COM: TLX: 23761 ECF BAN BG COM: 20 SBEI CHUN-SEAN SHEVCHENIO VLADISLAV V DR SHINIZD NIRIO PROF SBOBBROOR ROBERT R Dl ASTRONOMICAL STY OF CHINA STERNBERG STATE INST SPACE i ASTRONAUT. CHATTERTON ASTRONOMY DEPT NATL TSING-HUA UNIVERSITY ASTRONOMICAL INSTITUTE SCIENCES UNIVERSITY OF SYDNEY HSIN-CBU 300 UNIYERSITETSXY PROSP. 13 ROMABA MEGURO RU SYDNEY NSH 2006 CHINA, TAINAN 119899 NOSCON TORYO 153 AUSTRALIA TEL: 886-35-719039 U.S.S.R. JAPAN TEL: 61-2-692-3604 TLX: TEL: TEL: 03-467-1111 TLX: 26169 UNISYD AA COM: 46,51 TLX: TLX: COM: 27,37 COM: IK,I CON: 16,51 SBII KAIXIAN SBI GUAIG-CBEN SHIMIZU TSUTOMU PROF EKER SBOEMARER EUGENE I SBAANXI OBSERVATORY PURPLE MOUNTAIN 26-16 TERADA OHTANI BRANCH OF ASTROGEOLOGY P.O. BOX 18 OBSERVATORY JYOYO 610-01 US GEOLOGICAL SURVEY LINTONG NANJING JAPAN 2255 N. GEMINI DRIVE IIAI CBINA, PEOPLE'S REP. TEL: 07745-2-7298 FLAGSTAFF AZ 86001 CHINA, PEOPLE'S REP. TEL: 33921 TLX: U.S.A. TEL: 3-2255 TLX: 34144 PMOAS CN COM: 16,33 TEL: 602-527-7181 TLX: 70121 CSAO CN COM: 08,19,24 TLX: COM: 08 CON: 16

SHORE STEVEN N SHULL JOHN MICHAEL SIENKIENICZ RYSZARD DR SINA ZDISLAV DR NEK MEXICO INSTITUTE OF UNIVERSITY OF COLORADO COPERNICUS ASTRON CENTER ASTRONOMICAL INSTITUTE MINING 4 TECHNOLOGY JILA UL. BARTYCKA 18 CZECH. ACAD. OF SCIENCES SOCORRO NM 87801 BOULDER CO 80309 00-716 WARSAW BUDECSKA 6 U.S.A. U.S.A. POLAND 120 23 PRAHA 2 TEL: 505-835-5328 TEL: 303-452-7827 TEL: 411086 CZECHOSLOVAKIA TLX' TLX: TLX: 813878 ZAPAN PL TEL: 42-2-258757 COM: 28,29 COM: 34 COM: 35 TLX: 66-122486 COM: 07,42 SHOSTAK G SETH DR SHULOV O S DR SIGNORE MONIOUE DR SIMEK KILOS DR JAPTEYN LABORATORIUM LENINGRAD STATE UNIV ECCLE NORMALS SUPERIEURE ASTRONOMICAL INSTITUTE POSTBUS 800 ASTRONOMICAL OBSERVATORY RADIOASTRONOMIE CZECH. ACAD. OF SCIENCES NL-9700 AV GRONINGEN 199178 LENINGRAD 24 RUE LHOMOND 251 65 ONDREJOV NETHERLANDS U.S.S.R. F-75231 PARIS CEDEX 05X CZECHOSLOVAKIA TEL: 050-116655 TEL: FRANCE TEL: PRAHA 724525 TLX: 53572 STARS NL TLX: TEL: 1-45-29-12-25 TLX: 121579 COM: 28.51 COM: TLX* COM: 22 COM: 35.41,47,48 SHTEINS I A DR SHUSTOV BORIS N DR SIKORA MIRER SIHIEN FRANCOIS DR LATVIAN.STATE UNIVERSITY ASTRONOMICAL COUNCIL COPERNICUS ASTRON CENTER OBSERVATOIRE DE LYON ASTRONOMICAL OBSERVATORY USSR ACADEMY OF SCIENCES UL. BARTYCKA 18 AVENUE CHARLES ANDRE 226098 RIGA PYATNITSKAYA 48 00-716 WARSAW F-69230 ST-GENIS-LAVAL U.S.S.R. 109017 MOSCOW POLAND FRANCE TEL: U.S.S.R. TEL: TEL: 78-56-07-05 TLX: TEL: 231-54-61 TLX: TLX: 310926 COM: 07,20 TLX: 412623 SCSTP SU COM: COM: 28 COM: 34C35 SHU FRANK H PROF SHUTER WILLIAM L H DR SILBERBBRG REIN DR SIMKIN SUSAN M DR ASTRONOMY DEPT DEPT OF PHYSICS NAVAL RESEARCH LABORATORY MICHIGAN STATE UNIVERSITY UNIVERSITY OF CALIFORNIA UNIV OF BRITISH COLUMBIA CODE 4154 DEPT PHYSICS 4 ASTRONOMY CAMPBELL HALL 6224 AGRICULTURE ROAD WASHINGTON DC 20375 EAST LANSING NI 48824 BERKELEY CA 94720 VANCOUVER BC V6T 2A6 U.S.A. U.S.A. U.S.A. CANADA TEL: 202-767-2803 TEL: 517-353-4540 TEL: 415-642-2529 TEL: 604-228-4269 TLX: TLX: TLX: TLX: 04508576 COM: 10,34,48 COM: 28 COM: 33,34,42 COM: 33,34,40.51 SHUKLA K SIBILLE FRANCOIS SILK JOSEPH I PROF SIMMONS JOHN FRANCIS L DEPT MATHS 4 ASTRONOMY OBSERVATOIRE DE LYON ASTRONOMY DEPT 31 HAVELOCK STREET LUCKNON UNIVERSITY F-69230 ST-GENIS-LAVAL UNIVERSITY OF CALIFORNIA GLASGOW Gil 5HA LUCKNOW U P FRANCE BERKELEY CA 94720 U.K. INDIA TEL: 78-56-07-05 U.S.A. TEL: TEL: TLX: 310926 TEL: 415-642-2113 TLX: TLX: COM: TLX: 820181 UCB AST COM: 42 COM: 41 CON: 34

SISHETT GEORGE M SIMON NORMAN R PROF SIKOVLJEVITCH JOVAN L DR SINNERSTAD ULF E PROF DEPT OF SPACE RESEARCH BEHLEN LAB OF PHYSICS DEPT OF ASTRONOMY STOCKHOLM OBSERVATORY UNIVERSITY OF BIRHINGHAH UNIVERSITY OF NEBRASKA FACULTY OF SCIENCES S-133 00 SALTSJOEBADEN BIRMINGHAM B15 2TT LINCOLN NE 68588-0111 STUDENTSRI TRG 16 SWEDEN O.K. U.S.A. 11000 BEOGRAD TEL: 08-7170195 TEL: TEL: 402-472-2788 YUGOSLAVIA TLX: TLX: TLX: TEL: 011-638-715 COK: 29.45 "OK: 10 COK: TLX: COK: SIKO CHARLES DR SIMON PAUL A DR SIMS KENNETH P DR SINTON WILLIAM * UNIVERSIDAD DE BARCELONA OBSERVATOIRE DE PARIS SYDNEY OBSERVATORY UNIVERSITY OF HAWAII FACl'LDAD DE NATENATICAS SECTION DE MEUDON OBSERVATORY PARR INSTITUTE FOR ASTRONOMY AV JOSE ANTONIO 585 F-92195 MEUDON PL CEDEX SYDNEY NSW 2000 2680 WOODLAWN DRIVE BARCELONA 7 FRANCE AUSTRALIA HONOLULU HI 96822 SPAIN TEL: 1-45-34-75-30 TEL: U.S.A. TEL: TLX: TLX: TEL: 808-948-8007 TLX: COK: 40,44 COM: 08,24 TLX: COK: COK: 16 SINODA KAHIRO PROF SIMON PAUL C DR SINCLAIR ANDREW T DR SINVHAL SHANBHU DAYAL DR DEPT ASTRON/EARTH SCI INSTITUT AERONOMIE SPAT. ROYAL GREENWICH OBS 55/2 AMOD PATH TOKYO GAKUGEI UNIVERSITY AVENUE CIRCULAIRE 3 HERSTNONCEUX CASTLE UNIV. OF ROORREE KOGANEI B-1180 BRUXELLES HAILSHAK BN27 1R? ROORREE 247 667 TOKYO 184 BELGIUM U.R. INDIA JAPAN TEL: 2-375-15-79 TEL: 0323-833171 TEL: TEL: 0423-25-2111 TLX: 21563 TLX: 87451 RGOBSY G ' TLX: TLX: COM: 44 COK: 07C20 COM: 27,42 COK: 3? SIKON GEORGE W DR SINON RENE L E PROF SINGH H P SINZI ARIRA M DR AFGL-PHS INSTITUT D'ASTROPHYSICS DEPT OF PHYSICS AND HYDROGRAPHIC DEPT NATL SOLAR OBSERVATORY UNIVERSITE DE LIEGE ASTROPHYSICS TSUKIJI 5 CHUO K'J SURSPOT NK 88349 AVENUE DE COINTE 5 DELHI UNIVERSITY TOKYO 104 U.S.A. B-4200 COINTE-OUGREE DELHI 110 007 JAPAN TEL: 505-434-1390 BELGIUM INDIA TEL: TLX: TEL: 041-52-99-80 TEL: 324853 TLX: COK: 12 TLX: 41264 ASTRLG B TLX: COM: 04,31 COM: 47 COR: 51 SIKON GUY SIKON THEODORE SINGH JAGDEV DR SION EDWARD MICHAEL OBSERVATOIRE DE PARIS INSTITUTE. FOR ASTRONOMY INDIAN INSTITUTE OF DEPT OF ASTRONOMY SECTION DE NEUDON UNIVERSITY OF HAWAII ASTROPHYSICS VILLANOVA UNIVERSITY F-92195 NEUDON PL CEDEX 2680 WOODLAWN DRIVE BANGALORE 560 034 VILLANOVA PA 19085 FRANCE HONOLULU HI 96822 INDIA U.S.A. TEL: 1-45-34-75-30 U.S.A. TEL: 566-585/566-497 TEL: 215-645-4822 TLX: TEL: 808-948-8968 TLX: 0845763 IIAB IN TLX: COK: 10,12 TLX: 723-8459 UHAST HR COK: 12 COM: 35 COM: 36 SIKON JEAN-LOUIS NR SIMONNEAU EDUARDO DR SINGH PATAN DEEM DR SIROKY JARONIR DR BUREAU DES LONGITUDES INSTITUT D'ASTROPHYSIOUE UNIVERSIDADE DE SAO PAULO PALACRY UNIVERSITY 77 AVE DENFERT-ROCHEREAU 98 BIS BOULEVARD ARAGO INST ASTRON E GBOFISICO DEPT PHYSICS k ASTRONOMY F-75014 PARIS F-75014 PARIS CAIXA POSTAL 30627 LENIN STR 26 FRANCE FRANCE 01051 SAO PAULO SP 771 46 OLOMOUC TEL: 1-13-20-12-10 TEL: 1-43-20-14-25 BRAZIL CZECHOSLCVARIA TLX: TLX: TEL: 011-275-3720 TEL: 22451 COK: 04,07 COK: 36 TLX: 011-36221 IAGM BR TLX: COM: 34 COM: SIMON KLAUS PETER SIMONS STUART DR SINHA E DR SIRY JOSEPH W INST F ASTRON k ASTROPHYS SCHOOL OF KATHEMAT. SCI. UTTAR PRADESH STATE OBS 4438 42ND STREET N.W. DER UNIVERSITAET NUENCHEN QUEEN MARY COLLEGE KANORA PEAR WASHINGTON DC 20016 SCHEINERSTR 1 MILE END ROAD NAINITAL 263 129 U.S.A. D-8000 NUENCHEN 80 LONDON El 4NSY INDIA TEL: GERMANY, F.R. U.R. TEL: 2136 TLX: TEL: 089-98-90-21 TEL: 01-980-4811 TLX: CABLE : ASTRONOMY COM: 07 TLX: 529815 UNIVM D TLX: • COK: 12 COK: 36 COM: 34 SIMON MICHAL PROF SIKONSON S CHRISTIAN DR SINHA RAKESHWAR P SISSON GEORGE M MR DEPT EARTH SPACE SCIENCES 1061 RUSSELL AVENUE SYSTEKS 4 APPL SCI CORP PLANETREES SUNT LOS ALTOS CA 94022 4400 FORBES BLVD WALL STONY BROOR NY 11794 U.S.A. LANHAN MD 20706 HEXHAM NE46 4EQ - U.S.A. TEL: 415-968-0473 U.S.A. U.R. TEL: 516-246-7672 TLX: TEL: 301-743-5203 TEL: 0434-81-434 . TLX: 510-228-7767 COM: 33 TLX: 317630 TLX: COM: COM: 40 COK:

SISTERO ROBERTO F DR SJOGREN WILLIAM L DR SLONIK E N DR SMITE BARHAK W DR OBSEP.YATORIO ASTR0N0WIC0 JPL ASTRONOKICAL INSTITUTE LOS ALAMOS NATIONAL LAB LAFRIDA 854 KS 264-664 > UZBERIAN ACADEKY OF SCI KS D-436 5030 CORDOBA 4800 OAR GROVE DRIVE 700000 TASHRENT LOS ALANCS NN 87545 ARGENTINA PASADENA CA 91109 U.S.S.R. U.S.A. TEL: 40613 - 36876 U.S.A. TEL: TEL: 505-667-1585 TLX: 51822 5UCOR TEL: 818-354-4868 TLX: ' TLX: COM: 42,47 TLX: 675421 COK: 10 COK: 34,48 COK: 16 SITASSKI GRZBGORZ PROF SRALAFURIS ANGELO J SLYSH V I OR SNITH BRADFORD A PROF CENTER FOR SPACE RESEARCH NAVAL RESEARCH LABORATORY SPACE RESEARCH INSTITUTE DEPT OF PLANETARY SCI HL. BARTYCRA 18 ' C-5307 USSR ACADEKY OF SCIENCES UNIVERSITY OF ARIZONA 00-716 WARSAW WASHINGTON DC 20315-5000 117810 KOSCOW TUCSON AZ 85721 POLAND U.S.A. U.S.S.R. U.S.A. TEL: 410041 TEL: 302-767-3227 TEL: TEL: 602-621-6930 TLX: 815670 CBK PL TLX: TLX; TLX: 910-952-1143 COK: 20 COK: COK: 40,51 CON: 16C44.W

SITKO NICHABL L SHILLING JOHN DR SKAR JOSEPH I PROF SMITH BRUCE F DR KITT PEAR NAT OBSERVATORY DEPT APPLIED MATHS COPERNICUS ASTRON CENTER THEORETICAL STUDIES BR. PO BOX 26732 SILVER STREET UL. BARTYCRA 18 NASA-AMES RESEARCH CTR 950 N. CHERRY AVENUE CAKBRIDGE CB3 SEW 00-716 WARSAW 245-3 TUCSON AZ 85726 U.K. POLAND NOFFETT FIELD CA 94035 U.S.A. TEL: TEL: 41-00-41 U.S.A. TEL: 602-327-5511 TLX: TLX: 813978 JAPAN PL TEL: 415-694-5515 TLX: CON: 34,48 CON: 27,29,42P TLX: CON: 28,34 COK: 28 SITXIR G F PROF SRUKANICH ANDRE PROF SMALDONE LUIGI ANTONIO SMITH CHARLES DITTO STERNBERG STATE HIGH ALTITUDE OBSERVATORY DIPARTIKENTO DI FISICA KUSEUM OF SCE 4 INDUSTRY ASTRONOKICAL INSTITUTE PO BOX 3000 NOSTRA D'OLTREKARE 4801 EAST FOWLER AVENUE UNIVERSITETSRIJ PROSP. 13 BOULDER CO 80307 PAD 19 TAMPA FL 22617- 119899 MOSCOW U.S.A. 1-80125 NAPOLI U.S.A. I'.S.S.R. TEL: 303-497-1528 ITALY TEL: 813-985-5531 TEL: 139-19-73 TLX: 45694 TEL: 81-7253428 TLX: TLX: COK: 12,36 TLX: 720320 INFNNA I CON: 09,25 COK: 10,12,36 COK: 10 SITTBRLY CHARLOTTE K DR SLADE NARUN A III DR SKEYERS PAUL PROF SMITH CLAYTOI A JR DR 3711 8RANDYWINE ST N.N. JPL ASTRONOKISCH INSTITUUT US NAVAL OBSERVATORY WASHINGTON DC 20016 264-737 RATHOLIERE UNIV LEUVEN WASHINGTON DC 20390 U.S.A. 4800 OAR GROVE DRIVE CELESTIJNENLAAN 200B U.S.A. TEL: 202-966-9044 PASADENA CA 91109 B-3000 LEUVEN TEL: 202-653-1511 TLX: U.S.A. BELGIUK TLX: 710-822-1970 COK: 12.14 TEL: 818-354-6538 TEL: 016-20-06-56 CON: 08C24 TLX: TLX: 25715 RULBI B COK: 19,40 CON: 27,35 SIVAN JBAN-PIERRB DR SLBBARSRI TADBUSZ DR SKIT J A PROF SMITH OBAN F DR LAB D'ASTRONOMIR SPATIALE UNIVERSITY OBSERVATORY PRINCETONPLEIN 5 BERKELEY RESEARCH ASSOC. TRAVERSE DU SIPHON BUCHANAN GARDENS NL-3584 CC UTRECHT 290 GREEN ROCR DRIVE LES TROIS LUCS ST ANDREWS, FIFE RY16 9LZ NETHERLANDS BOULDER CO 80302 F-13012 KARSEILLB U.R. TEL: U.S.A. FRANCE TEL: TLX: TEL: 303-444-1922 TEL: 91-66-08-32 TLX: CON: TLX: TLX: 420584 ASTROSP COM: COM: 10,40,49 CON: 34 SIVARAK C DR SLEE O B DR SMITH ALBX G PROF SMITH ELSRE V P DR INDIAN 'INSTITUTE OF CSIRO DEPT OF ASTRONOMY COLL HUMANITIES/SCIENCES ASTROPHYSICS DIVISION OF RADIOPHYSICS UNIVERSITY OF FLORIDA VIRGINIA COMMONW UNIV BANGALORE 560 034 P.O.BOX 76 211 SPACE SCI BLDG 900 PARR AVENUE INDIA EPPING NSW 2121 GAINESVILLE FL 32611 RICHMOND VA 23284 TEL: 566585, 566497 AUSTRALIA U.S.A. U.S.A. TLX: 845763 IIAB IN TEL: 868-0222 TEL: 904-392-6135 TEL: 804-257-1674 COK: 47,51 TLX: 26230 ASTRO TLX: TLX: CON: 40 COK: 40 COK: 38 SIVARANAN I R DR SLETTEBAR ASHE PROF SMITH ANDREW M DR SMITH F GRAHAM PROF INDIAN INSTITUTE OF PERRINS OBSERVATORY CODE 681 DIRECTOR RRAL ASTROPHYSICS PO BOX 449 GODDARD SPACE FLIGHT CTR JODRELL BANK BANGALORE 560 034 DELAWARE OH 43015 GREENBBLT ND 20771 MACCLESFIELD SR11 9DL INDIA U.S.A. U.S.A. U.R. TEL: 566585 TEL: 614-363-1257 TEL: 301-344-8648 TEL: 0477-71321 TLX: 845-763 IIAB IN TLX: TLX: TLX: 36149 COK: 12C15 COK: 29,33,45 CON: COK: 19,38V,40,48,50,51

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 619 SMITH GEOFFREY DR SMITH LINDSEY F DR SMOLUCHONSRI ROMAN PROF SNIJDERS NATTHEUS A J DEFT OF ASTROPHYSICS DEPT OF PHYSICS ASTRONOMY DEPT DEPT PHYSICS 4 ASTRONOMY SOUTH PARKS ROAD UNIVERSITY OF NOLLONGONG UNIVERSITY OF TEXAS UNIVERSITY COLLEGE LONDON OXFORD 0X1 3RQ P.O.BOX 1144 RLM HALL 15.314 LONDON NC1E 6BT U.K. KOLLONGONG NSH 2500 AUSTIN TX 78712 U.K. TEL: 0865-511336 AUSTRALIA U.S.A. TEL: TLX: TEL: 042-270-555 TEL: 512-471-1305 TLX: COK: 14 TLX: 29022 TLX: 910-874-1351 COM: 36 COM: COM: 15,16 SKITH HARDING I JR DR SMITH MALCOLN G DR SNOOT III GEORGE F. SNON THEODORE P PROF CASS C-011 UK INFRARED TELESCOPE LAURENCE BERKELEY LAB "ASS CB 391 UNIVERSITY OF CALIFORNIA 665 KONOHANA STREET UNIVERSITY OF CALIFORNIA UNIVERSITY OF COLORADO LA JOLLA CA 92093 HILO HI 96720 BLDG 50-230 BOULDER CO 80309 U.S.A. U.S.A. BERKELEY CA 94720 U.S.A. TEL: 419-542-4558 TEL: 808-961-3756 U.S.A. TEL: 303-492-6857 TLX: TLX: 708-633-135 TEL: 415-486-5237 TLX: COK: 28,47 COM: 28 TLX: COK: 29,34,44 COM: 47 SMITH HARLAN J PROF SMITH MYRON A ASST PROF SMRIGLIO FILIPPO PROF SNYDER LEVIS E ASTRONOMY DEPT NATL SOLAR OBSERVATORY 1ST. DI ASTRONOMIA DEPT OF ASTRONOMY UNIVERSITY OF TEXAS BOX 26732 UNIVERSITA LA SAPIENZA UNIVERSITY OF ILLINOIS R.L. XOCRE HALL 15.206 TUCSON AZ 85726-6732 VIA LANCISI 29 URBANA IL 61801 AUSTIN TX 78712 U.S.A. 1-00161 ROMA U.S.A. U.S.A. TEL: 602-327-5511 ITALY TEL: 217-333-5530 TEL: 512-471-4461 TLX: 0666484 UURA/NOAO TU TEL: 867525-8442977 TLX: 910-245-2434 TLX: COM: 27C29C30 • TLX: COM: 15,51 COM: 16,27,44,51 COM: SMITH HAYIOOD C DR SMITH PETER L DR SNYLIE DOUGLAS E DR SOBERMAN ROBERT K DR DEPT OF ASTRONOMY CENTER FOR ASTROPHYSICS DEPT EARTH i ATMOSPH SC FRANKLIN RESEARCH CENTER 211 SPACE SC RES BLDG MS-50 YORK UNIVERSITY ARVIN-CALSFAN UNIVERSITY OF FLORIDA 60 GARDEN STREET 4700 KEELE STREET 20TH 4 RACE STREETS GAINESVILLE FL 32611 CAMBRIDGE MA 02138 DONNSVIEN ONT M3J1P3 PHILADELPHIA PA 19103 U.S.A. U.S.A. CANADA U.S.A. TEL: 904-392-1079 TEL: 617-495-4984 TEL: 416-667-6430 TEL: 215-448-1058 TLX: TLX: 921428 SATELLITE CAM TLX: TLX: 710-670-1889 COM: 28 COM: 14,34 COM: 19,31 COM: 21,22 SMITH HORACE A SMITH ROBERT COMMON DR SMYTH MICHAEL 1 DR SOBIBSKI STANLEY DR MICHIGAN STATE UNIVERSITY ASTRONOMICAL CENTRE DEPT OF ASTRONOMY CODE 673 DEPT PHYSICS 4 ASTRONOMY UNIVERSITY OF SUSSEX ROYAL OBSERVATORY GODDARD SPACE FLIGHT CTR EAST LANSING MI 48824 PHYSICS BLDG, FALMER EDINBURGH EH9 3HJ GREENBELT MD 20771 U.S.A. BRIGHTON BN1 9QH U.K. U.S.A. TEL: 517-353-6784 U.K. TEL: 031-667-3321 TEL: TLX: TEL: 273-606755x3101 TLX: 72383 TLX: COM: TLX: 877159 UNISEX G COM: 09,25 COM: 42 COM: 35,42 SMITH HOWARD ALU SMITH «M HAYDEN PROF SNEDEN CHRISTOPHER A SOBOLEV V V DR SPACE SCIENCE DIVISION MCDONNELL CENTER FOR UNIVERSITY OF TEXAS ASTRONOMICAL OBSERVATORY CODE 4138SM SPACE SCIENCES DEPT OF ASTRONOMY LENINGRAD UNIVERSITY NAVAL RESEARCH LABORATORY WASHINGTON UNIVERSITY AUSTIN TX 78712 199178 LENINGRAD KASHINGTOH DC 20375-5000 ST LOUIS MO 63130 U.S.A. U.S.S.R. U.S.A. • U.S.A. TEL: 512-471-4461 TEL: TEL: 202-767-3058 TEL: 314-889-6574 TLX: TLX: TLX: TLX: COM: COM: 34,36 CON: 34,44,51 COM: 14 SMITH HUMPHRY M SMOL'KOV GENNADIJ YA DR SMELL RONALD L SOBOLEV VLADISLAV M DR 23 NORNANDALE SIBIZMIR FIVE COLLEGE RADIO ASTRON MAIN ASTRONOMICAL OBS BEXHILL-ON-SEA TN39 3LU P B 4 OBS, GRC TONER B PULKOVO O.K. 664697 IRKUTSK 33 UNIV OF MASSACHUSETTS 196140 LENINGRAD TEL: 0424-214288 U.S.S.R. AMHERST MA 01003 U.S.S.R. TLX: TEL: U.S.A. TEL: 298-22-42 COM: 19,31 TLX: TEL: 413-545-1949 TLX: COM: 10,40 TLX: 955491 COM: 12 COM: 34 SMITH LINDA J SMOLINSKI JAN DR SNEZHKO LEONID I SOBOLEVA N S DR DEPT PHYSICS 4 ASTRONOMY COPERNICUS ASTRON CENTER SPECIAL ASTROPHYS OBS SPECIAL ASTROPHYSICAL OBS UNIVERSITY COLLEGE LONDON UL. CHOPINA 12/11 NIZHNIJ ARKBYZ USSR ACADEMY OF SCIENCES GONER STREET 87-100 TORUN 357147 STAVROPOLSKIJ KRAJ LENINGRAD BRANCH LONDON IC1E 6BT POLAND U.S.S.R. 196140 LENINGRAD U.K. TEL: TEL: 93513 U.S.S.R. TEL: 01-387-7050x788 TLX: TLX: 297140 ZENIT TEL: TLX: 28722 UCPHYS G COM: 29C COM: 09,36 TLX: COM: 44 COM: 40

SOFIA SABATINO PROF SOLHEIN JAN ERIR SONG JIN-AN SOUFFRIN PIERRE B DR YALE UNIVERSITY OBS INST F. MATEMAT REALFAG P.O. BOX 18 OBSERVATOIRE DE NICE PO BOX 6666 P O BOX 953 LINTONG BP 139 REV HAVEN CT 06511 N-9001 TROMSO XIAN F-06003 NICE CEDEX U.S.A. NORWAY CHINA, PEOPLE'S REP. FRANCE TEL: 203-436-3460 TEL: 083-86050 TEL: TEL: 93-89-04-20 TLX: 710-465-3041 TLX: 64124 TLX: TLX: COM: 34,35,44,48 COM: 42 COM: 31 COM: 12,35,36

SOFUE YOSilAU PROF SOLINAI NOHAKBD AHMED SONG MU-TAO SOULIE GUY NOBEYAXA RADIO ASTRONONY HELIAN OBSERVATORY PURPLE MOUNTAIN OBSERVATOIRE DE BORDEAUX OBSERVATORY HELVAN OBSERVATORY F-33270 FLOIRAC NINANISARU-GUN EGYPT. NANJING FRANCE NAGANO-REN 384-13 TEL: CHINA, PEOPLE'S REP, TEL: 56-86-43-30 JAPAN TLX: TEL: TLX: TEL: 267-98-2831 CON: TLX: COM: TLX: 3329005 TAONROJ COM: 12 CON: 40,51 SOIFER BARUCH T DR SOLLAZZO CLAUDIO SONGSATHAPORN RUANGSAK DR SOUTHWORTH R B DR PHYSICS DEPT EUROPEAN SPACE OPERATIONS PHYSICS DEPARTMENT HARVARD COLLEGE OBS CALTECH CENTER CHIANG MAI UNIVERSITY 60 GARDEN STREET DOMES LAB 320-47 ROBERT-BOSCH-STR 5 CHIANG MAI 50002 CANBRIDGE MA 02138 PASADENA CA 91125 D-6100 DARNSTADT THAILAND U.S.A. U.S.A. GERMANY, F.R. TEL: 221934 X 135 TEL: TEL: 818-356-6626 TEL: 06151-8861 TLX: 43553 UNICHIM TH TLX: TLX: 675425 TLX: 419453 ESOC D COM: COM: 22 CON: CON:

SPAMS KILLIAN BRIAN SPIIRAD HYROI PROF SRAMEI RICHARD A DR STAHR-CARPEXTER M DR ROYAL GREEHNICH OBS DEPT OF ASTRONOMY NRAO 1101 HILL TOP ROAD HERSTMONCEUX CASTLE UNIVERSITY OF CALIFORNIA PO BOX 0 CHARLOTTESVILLE VA 22903 HAILSBAM BN27 1RP BERKELEY CA 94720 SOCORRO NM 87801 U.S.A. U.K. U.S.A. U.S.A. TEL: 804-293-7063 TEL: 03230833171 TEL: 415-642-2078 TEL: 505-772-4011 TLX: TLX: 87451 TLX: TLX: 9109881710 COM: 40 COM: 40 COM: 28 COM: 15,28 SPARROI JAKES G Dt SPIT! FRANCOIS II DR SRBEKANTAN B V DR STALIO ROBERTO DR AERONAUTICAL RESEARCH OBSERVATOIRE DE PARIS TATA INSTITUTE OF DIPT. DI ASTRONONIA LABORATORIES SECTION DE MEUDON FUNDAMENTAL RESEARCH UNIVERSITA DI TRIESTE BOX 4331 F-92195 MEUDON PL CEDEX HOMI BHABHA RD VIA TIEPOLO 11 MELBOURNE 3001 FRANCE BOMBAY 400 005 1-34131 TRIESTE AUSTRALIA TEL: 1-45-34-75-30 INDIA ITALY TEL: 03-647 7623 TLX: 270 912 •TEL: 219111 TEL: 40-793921/221 TLX: 39391 ARL AA COM: 05C.29.3S TLX: 011-3009 TLX: 461137 OAT I COM: 21 COM: CON: 29,36,51 SPASOVA NEDIA MARINOVA SPITE NOHOW Dt SREENIVASAN S RANGA PROF STANDISH E MYLBS DR DEPT OF ASTRONOMY OBSERVATOIRE DE PARIS PHYSICS DEPARTMENT JET PROPULSION LAB BULGARIAN ACAD SCIENCES SECTION DE MEUDON UNIVERSITY OF CALGARY JPL 264-664 72 LENIN BLVD F-92195 MEUDON PL CEDEX 2500 UNIVERSITY DR.NU PASADENA CA 91109 1784 SOFIA FRANCE CALGARY AB T2N 1N4 U.S.A. BULGARIA TEL: 1-45-34-75-30 CANADA TEL: 818-354-3959 TEL: 7341 x379 TLX: 270 912 TEL: 403-284-5385 TLX: TLX: COM: 29C.36 TLX: CON: 04,07 COM: COM: 35 SPEER R J DI SPINAS ELEFTERIOS I DR SRIIIVASAI G STAN5A RUGGERO DEPT OF PHYSICS DEPT OP ASTRONOMY RAMAN RESEARCH INSTITUTE ESO IMPERIAL COLLEGE UNIVERSITY OF ATHENS BANGALORE 560 080 KARL-SCHNARZSCHILD-STR 2 PRINCE CONSORT ROAD PANEPISTIMIOPOLIS INDIA D-8046 GARCHING B.MUNCHEN LONDON SH7 3BZ GR-15771 ATHENS TEL: GERMANY. F.R. U.K. GREECE TLX: TEL: TEL: 01-589-5111 TEL: CON: TLX: TLX: 261503 IMPCOL TLX: CON: 34 COM: 44 COM:

STARK ANTONY A STECHBR TEEODOXE P STEIN ROBERT F ASSOC PXOF STELLMACHER IRENE DR AT 4 T BELL LABORATORIES GODDARD SPACE FLIGHT CTR PHYSICS-ASTRONOMY DEPT BUREAU DES LONGITUDES HOfl L-231 CODE 680 MICHIGAN STATE UNIVERSITY 77 AVE DENFERT-ROCHEREAU HOLMDELL NJ 07733 GREENBELT MD 20771 EAST LANSING MI 48824 F-75014 PARIS U.S.A. U.S.A. U.S.A. FRANCE TEL: 201-949-4842 TEL: 301-344-8713 TEL: 517-353-8661 TEL: 1-43-20-12-10 TLX: TLX: TLX: TLX: COM: COM: 29,44,34 COM: 36 COM: 07,20

STARRPIBLD SUMNER PROF STEUER FLOYD H DX STEIN KAYNE A PROF STENCEL ROBERT EDVARD DEPT OF PHYSICS HIGH ENERGY ASTROFHYS LAB SCHOOL OF PHYS 4 ASTRON CASA ARIZONA STATE UNIVERSITY NASA/GSFC CODE 660 UNIVERSITY OF MINNESOTA UNIVERSITY OF COLORADO TEMPE AZ 85281 GREENBELT MD 20771 MINNEAPOLIS MN 55455 CAMPUS BOX 391 U.S.A. U.S.A. U.S.A. BOULDER CO 80309 TEL: 602-965-3561 TEL: 301-344-6057 TEL: 612-373-9963 U.S.A. TLX: 667391 ARIZ ST D TMP TLX: TLX: TEL: 303-492-7178 COM: 27,35,42 COM: 33,47 COM: 28 TLX* COM: 29,42,44 STASINSXA GRAZYJA DX STEBNNAN-CLARK LOIS DX STEINBERG JEAN-LOUIS DX STENFLO JAN O DR OBSBXVATOIRE DE PARIS OBSERVATOIRE DE NICE OBSERVATOIRE DE PARIS INSTITUT FUEX ASTRONOMIE SECTION DE NEUDON BP 139 SECTION DE MEUDON ETH-ZENTXUM F-92195 MEUDON PL CEDEX F-06003 NICE CEDEX F-92195 MEUDON PL CEDEX CH-8092 ZUERICH FRANCE FRANCE FRANCE SWITZERLAND TEL: 1-45-34-75-70 TEL: 93-89-04-20 TEL: 1-45-34-75-30 TEL: 01-256-3813 TLX: TLX: TLX: 204464 F TLX: 53178 ETHBI CH COM: COM: 14 COM: 40,44 COM: 10.12C

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 623 STENHOLN LARS STEPPE HANS DR STENART RONALD T MR STOBIE ROBERT S DR STOCKHOLM OBSERVATORY IRAM CSIRO ROYAL OBSERVATORY S-133 00 SALTSJOEBADEN AV. DIVINA PASTORA 7 DIVISION OF RADIOPHYSICS BLACKFORD HILL SUEDE!) BLOOl'E 6/2B P.O.BOX 76 EDINBURGH -EH9 3HJ TEL: 08-7170195 18012 GRANADA EFFING m 2121 U.K. TLX: 12972 SOBSERV S SPAIN AUSTRALIA TEL: 031-667-3321 COH: TEL: TEL: 868-0222 TLX: 72383 ROEDIN G TLX: TLX: 26230 COM: 27 COM: COM: 10,40 STBPANIAN A A DR STERKEN CHRISTIAN LEO DR STEYAERT HERMAN PROF DR STOCK JURGEN D CRIMEAN ASTROPHYSICAL OBS ASTROPHYSICAL INSTITUT STERRENKUNDIS INSTITUT CENTRO DE INVESTIGACION USSR ACADEMY OF SCIENCES VRIJE UNIV BRUSSEL KRYGSLAAN 271 S9 DE ASTRONOMIA NAUCHNIY PLEINLAAN 2 B-9000 GENT APAP.TADO 264 334413 CRIMEA B-1050 BRUSSELS BELGIUM MERIDA C.S.S.R. BELGIUM TEL: 91-22-5715x2572 VENEZUELA TEL: TEL: 0032-2-6413469 TLX: TEL: 074-639930 TLX: TLX: 61051 VUBCO COM: TLX: 74174 COM: 48 CON: 27 COM: 240,25,30,45 STEPAHIAN N II DR STERN ROBERT ALLAN STIBBS DOUGLAS N N PROF STOCKMAN HERVEY S JR DR CRIMEAN ASTROPHYSICAL OBS LOCKHEED P. ALTO RES LAB UNIVERSITY OBSERVATORY SPACE TELESCOPE SCI INST USSR ACADEMY OF SCIENCES DEPT 91-20 / BLDfi 255 BUCHANAN GARDENS HOMENOOD CAMPUS NAUCHNIY 3251 HANOVER ST ST ANDRENS, FIFE KY16 9LZ 3700 SAN MARTIN DRIVE 334413 CRIMEA PALO ALTO CA 94304 U.K. BALTIMORE ND 21218 U.S.S.R. U.S.A. TEL: 0334-76161 U.S.A. TEL: 1-86. 5-55 TEL: 415-858-4072 TLX: 72613 SAULIB GB TEL: 301-338-4820 TLX: TLX: COM: 28,33,35,36 TLX: 6849101 STSCI US COM: 10 COM: 44 COM: 25,44,48 STEPANOV V E PROP STESHBNKO N V DR STICKLAND DAVID J DR STOCKTON ALAN N DR SIBIZMIR CRIMEAN ASTROPHYSICAL CBS SPACE 4 ASTROPBYS DIV INSTITUTE FOR ASTRONOMY P B 4 USSR ACADEMY OF SCIENCES RUTHERFORD APPLETON LAB 2680 NOODLANN DR 664697 IRKUTSK 33 NAUCHNIY CHILTON, DIDCOT OX1 OCX HONOLULU HI 96822 U.S.S.R. 334413 CRIMEA U.K. U.S.A. TEL: U.S.S.R. TEL: 0235-21900 TEL: TLX: TEL: 065-54-32-945 TLX: 33159 TLX: COM: 10.12 TLX" COM: COM: COM: 09C10 STEPHENS S A DR STETSON PETER B. DR STIER NARK T STODOLKIENICZ JERZY S DR TATA INSTITUTE OF 49-4061 LARCHNOOD DRIVE PERKIN-ELNER CORPORATION COPERNICUS ASTRON CENTER FUNDAMENTAL RESEARCH VICTORIA K V8N 4P1 SPACE SCIENCE DIVISION UL. BARTYCKA 18 HOMI BBABHA RD CANADA MS-897 00-716 NARSAN BOMBAY 400 005 TEL: DANBURY CT 06810 POLAND INDIA TLX: U.S.A. TEL: 41-00-41 TEL: 219111 COM: 37 TEL: 203-797-5708 TLX: 813978 TLX: 011-3009 TIFR IN TLX: 965954 COM: CON: COM: 44 STEPHENSON C BRUCE PROF STEVENS GERARD A DR STIFT MARTIN JOHANNES DR STOEGER HILLIAM R DR VARIES I SNASEY OBS LABORATORIUN VOOR INSTITUT FUER ASTRONOMIE SPECOLA VATICANA CASE WESTERS RESERVE UNIV RUINTEONDERZOEK TUERKENSCHANZSTR 17 00120 CITTA DEL VATICANO CLEVELAND OB 44106 BENELUXLAAN 21 4-1180 HEN VATICAN CITY STATE U.S.A. NL-3527 HS UTRECHT AUSTRIA TEL: 06-698-3411 TEL: 216-368-372! NETHERLANDS TEL: 0222-345360/96 TLX: 504-2020 VATOBS VA TLX: TEL: TLX: COM: 47 CON: 33,45 TLX: COM: 27 COM: STEPHENSON F RICHARD DR STENART JOHN MALCOLM DR STINEBRING DANIEL R STOHL JAN DR DEPARTMENT OF PHYSICS DEPT OF APPLIED MATH 4 DEPARTMENT OF PHYSICS ASTRONOMICAL INSTITUTE UNIVERSITY OF DURHAM THEORETICAL PHYSICS PRINCETON UNIVERSITY SLOVAK ACAD. OF SCIENCES DURHAM DH1 3LE SILVER STREET PRINCETON NJ 08544 842 28 BRATISLAVA U.K. CAMBRIDGE CB3 9E« U.S.A. CZECHOSLOVAKIA TEL: 0385-64971 x208 U.K. TEL: 609-452-5578 TEL: 427-375157 TLX: 537351 DURLIB G TEL: 223-351-645 TLX: TLX: 093355 COM: 19,41 TLX: COM: COM: 22C COM: 47 STBPIEN UJINIBRZ DR STENART PAUL DR STIX MICHAEL DR STOKER PIETER B ASTRONOMICAL OBSERVATORY MATBENATICS DEPT KIEPENHEUER-1NSTITUT COSMIC RAY RESEARCH UNIT AL. UJAZDOISXIR 4 THE UNIVERSITY FUER SONNENPHYSIK POTCHEFSTROOM UNIVERSITY 00-478 MSA! MANCHESTER N13 9PL SCHOENECESTR 6 POTCHEFSTROON 2520 POLAND U.K. D-7800 FREIBURG IM BR. SOUTH AFRICA TEL: 29-40-11 TEL: GERMANY, F.R. TEL: 27-1481-25360 TLX: TLX: TEL: TLX: 421363 COM: 27,36 COM: 40 TLX: 7721552 KIS D COM: 49 COM: 10,12

STOKE R G BR STKASSL HANS L PROF STROM KAREN M STRUCt-MARCELL CURTIS J LAB FOR EXTRATERR PHYSICS ASTRON INST UNIV MUENSTER ASTRONOMY PROGRAM ICHA STATE UNIVERSITY NASA/GSFC CODE 690 DONAGKSTR 75 UNIV OF MASSACHUSETTS PHYSICS DEPARTMENT GF.EENBELT MD 20771 D-4400 MUENSTER GRC 518 B6732 AMES IA 50011 U.S.A. GERMANY, F.R. AMHERST MA 07003 U.S.A. TEL: 301-344-8631 TEL: 0251-86-24-63 U.S.A. TEL: 515-294-5440 TLX: 710-82039716 TLX: TEL: 413-545-2290 TLX: COM: 40,44,49 TLX: COM: COM: STONE REMINGTON P S DR STRAZZULLA GIOVANNI STROM RICHARD G DR STRYRER LINDA L LICK OBSERVATORY OSSERVATORIO ASTROFISICO RADIOSTERRENNACHT LICK OBSERVATORY MOUNT HAMILTON CA 95140 CITTA UN1VSRSITARIA POSTBUS 2 UNIVERSITY OF CALIFORNIA U.S.A. 1-95125 CATANIA NL-7990 AA DWINOELOO SANTA CRUZ CA 95064 TEL: 408-274-1809 ITALY NETHERLANDS U.S.A. TLX: TEL: 95-330533 TEL: 5219-7244 TEL: 408-429-2844 COM: 25.28 TLX: 970359 ASTRCT I TLX: 42043 SRZN NL TLX: COM: COM: 34.40C COM:

STONE RONALD CECIL STREL'NITSKIJ VLADIMIR DR STROM ROBERT G PROF STUMPFF PETER PROF DR BLACK BIRCH ASTROMSTRIC ASTRONOMICAL COUNCIL DEPT OF PLANETARY SCI MPI FUER RADIOASTRONOMIE OBSERVATORY USSR ACADEMY OF SCIENCES UNIVERSITY OF ARIZONA AUF DEM HUEGEL 69 P O BOX 770 PYATNITSKAYA UL 48 TUCSON AZ 85721 D-5300 BONN BLEINHEIN 109017 MOSCOW U.S.A. GERMANY, F.R. ' NEV ZEALAND U.S.S.R. TEL: 602-621-2720 TEL: 0228-525360 TEL: 64-057-87164 TEL: 231-54-61 TLX: 9109521143. TLX: 886440 MPIFR D TLX: TLX: 412623 SCSTP SU COM: 16,28 COM: COM: 08.24 COM: 14 STOREY JOHN W V DR STRITTMATTER PETER A PROF STROM STEPHEN E STVRCH CONRAD R DR DEPT OF PHYSICS STEWARD OBSERVATORY, ASTRONOMY PROGRAM COMPUTER SCIENCES CORP UNIV NEW SOUTH HALES TUCSON AZ 35721 UNIV OF MASSACHUSETTS SPACE TEL SCIENCE INST P.O.BOX 1 U.S.A. GRC 518 B 3700 SAN MARTIN DRIVE KENSINGTON NSW 2033 TEL: 602-621-6532 ANHERST MA 01003 BALTIMORE MD 21218 AUSTRALIA TLX: U.S.A. U.S.A. TEL: 61-2-6974531 COM: 35 TEL: 418-545-2290 TEL: 301-338-4856 TLX: 26054 AA TLX: TLX: COM: 09 COM: 36 COM: 33 STOYKO ANNA STROBEL ANDRZEJ DR STROKGREI BEIST PROF STURROCK PETER A PROF 11 RUE ERNEST CRESSCN INSTITUTE OF ASTRONOMY SAMLE CARLSBERGVEG 15 CTR FOR SPACE SCIENCE i F-75014 PASIS N COPERNICUS UNIVERSITY DK-2500 COPENHAGEN VALBY ASTROPHYSICS FRANCE UL. CHOPINA 12/18 DENMARK STANFORD UNIV. ERL 306 TEL: 1-45-39-56-35 87-100 TORUN TEL: 01-31-12 X25 STANFORD CA 94305 TLX: POLAND TLX: U.S.A. COM: 19,31 TEL: 260-18 COM: 35,45 TEL: 415-497-1438 TLX: 0552234 ASTR PL TLX: CON: 33,45 COM: 10,48,49,51 STRAFELLA FRANCESCO STROBEL DARRELL F STRONG IAN B DR SU BUMEI DIPARTIMENTO DI FISICA DEPT OF EARTH i PLANETARY LOS ALAMOS NATIONAL LAB YUNNAN OBSERVATORY UNIVERSITA DI LECCE JOHNS HOPKINS UNIVERSITY MS 436 P.O. BOX 110 1-73100 LECCE BALTIMORE ND 21218 ? O BOX 1663 RUNNING ITALY U.S.A. LOS ALAMOS NM 87545 CHINA, PEOPLE'S REP. TEL: 832-627-247 TEL: U.S.A. TEL: 72946 TLX: 860830 UNSTLE I TLX: TEL: 505-667-4823 TLX: 64040 YUOBS CN COM: CON: 16 TLX: COM: 34 COM: 48 STRAIZYS V PROF DR STROBEL WILLI DR STRONG JOHN D PROF SV DING-fllANG ASTRGPHYSICAL DEPARTMENT ASTRONCMISCHES ASTRON RESEARCH FACILITY NANJING ASTRONOMICAL INSTITUTE OF PHYSICS RECHEN-INSTITUT UNIVERSITY MASSACHUSETTS INSTRUMENT FACTORY POZELOS 54 NOENCHHOFSTR 12-14 AMHERST MA 01003 JIANGSU PROVINCE 232600 VILNIUS, LITHUANIA D-6900 HEIDELBERG 1 U.S.A. CHINA, PEOPLE'S REP. U.S.S.R. GERMANY, F.R. TEL: TEL: 41191 TEL: 73-12-27 TEL: 06-221-49026 TLX: TLX: TLX' TLX: COM: 16 CON: 09 COM: 25.45C51 COM: 20

SO HONG-JUN SUGAVA CHIKARA DR SUN KAI SUTHERLAND PETER G DR PURPLE MOUNTAIN HANANCI 1586-25 ASTROPHYSICS DIVISION PHYSICS DEPT OBSERVATORY KASHIWA-SHI GEOPHYSICS DEPARTMENT MONASTER UNIVERSITY NANJING CHIBA-KEN 277 BEIJING UNIVERSITY HAMILTON ONI L8S 4M1 CHINA, PEOPLE'S REP. JAPAN BEIJING CHADA TEL: 025-36967 TEL: 0471-33-3825 CHINA, PEOPLE'S REP. TEL: 416-525-9140 TLX: 34144 PNONT CN TLX: TEL: TLX: COK: 28 COM: 19 TLX: 22239 PKUNI CN COM: COM: 10 su m-iiu SUGIXOTO DAIICHIRO PROF SUN YI-SUI SUZUKI HIROKO PURPLE MOUNTAIN DEPT EARTH SCI i ASTRON DEPT OF ASTRONOMY NOBEYAMA RADIO OBS OF OBSERVATORY COLL ARTS S SCIENCES NANJING UNIVERSITY TOKYO ASTRON OBSERVATORY NANJING UNIV OF TOKYO, KONABA NANJING NOBEYAMA. KINAMISAKU CHINA, PEOPLE'S REP. MEGURO-KU TOKYO 153 CHINA. PEOPLE'S SEP. NAGANO 384-13 TEL: 33583 JAPAN TEL: 37551 JAPAN TLX: 34144 PNONJ CN TEL: 03-467-1171 TLX: 34151 PRCNU CN TEL: 267-98-2831 CON: 44 TLX: 25510 UNITOKYO J COM: 07 TLX: 3329005 CON: 35P.37.42 COM: 40 SUBRAHNANYA C R SULENTIC JACK » DR SUN YONGXIANG SUZUKI YOSHIMASA PROF SCHOOL OF PHYSICS DEPT PHYSICS k ASTRONOKY INSTITUTE OF GEODESY 4 23-1 NAKAJIMA UNIVERSITY OF SYDNEY UNIVERSITY OF ALABAMA GEOPHYSICS HIRONOKACHI SYDNEY NSV 2006 P O BOX 1921 XU DONG LU UJI SHI 611 AUSTRALIA UNIVERSITY AL 35486 WUHAN JAPAN TEL: 692-2622 U.S.A. CHINA, PEOPLE'S RE?. TEL: TLX: 26169 UNISYD TEL: 205-348-5050 TEL: TLX: COK: 47 TLX: 810-729-5845 TLX: COK: COM: 28 COM: 19 SUBRAHKANYAK P V DR SULLIVAN DENIS JOHN DR SUNDNAN ANITA DR SVALGAARD LEIF DR DEPT OF ASTRONOKY PHYSICS DEPARTMENT STOCKHOLM OBSERVATORY WAVERSEBAAN 111 OSMANIA UNIVERSITY VICTORIA UNIVERSITY S-133 00 SALTSJOEBADEN AUD-HEVERLEE HYDERABAD 500 007 PRIVATE BAG SWEDEN B-3036 LEUVEN INDIA WELLINGTON TEL: 08-717-06-34 BELGIUM TEL: 71951 x 247 NEW ZEALAND TLX: 12972 SWEDEN TEL: TLX: TEL: 721000 COM: 41,42 TLX: COM: 28 TLX: COK: COK: 25 SUDA JAI SULLIVAN WOODRUFF T III SUNTZEFF NICHOLAS B SVECHNIKOV M A DR ASTRONONICAL INSTITUTE DEPT OF ASTRONOMY FM 20 NATL OPTICAL ASTR OBS ASTRONOMICAL DEPT OF CZECH. ACAD. OF SCIENCES UNIVERSITY OF WASHINGTON CTIAO URALSKIJ STATE UNIV OIDREJOV OBSERVATORY SEATTLE U 98195 CASILLA 603 620083 SVERDLOVSK 251 65 ONDREJ0V U.S.A. LA SERENA U.S.S.R. CZECHOSLOVAKIA TEL: 206-543-2888 CHILE TEL: TEL: 724525 TLX: 9104240096 WWUI TEL: 565-121-3352 TLX: TLX: 121579 COM: 28,40,41,51 TLX: 620301 AURA CT COM: 42 COK: 10 COM: 29 SUDA KAZUO PROF SULTANOV G F ACAD SUNYAEV R A DR SVENSSON ROLAND ASTRONONICAL INSTITUTE SHEMAKA ASTROPHYSICAL OBS SPACE RESEARCH INSTITUE NORDITA TOHORU UNIVERSITY 373243 AZERBAIDZAN USSR ACADEMY OF SCIENCES BLEGDAKSVEJ 17 ARANAKI SEIDAI 980 U.S.S.R. 117810 MOSCOW DK-2100 COPENHAGEN JAPAN TEL: U.S.S.R. DENMARK TEL: 0222-22-1800 TLX: TEL: TEL: 00945-1-421616 TLX: • CON: 07,20 TLX: TLX: 15216 NBI DK COK: 35 CON: 47,48V COK:

SUEIOTO ZENZABURO PROF DR SUMMERS HUSH P DR SURDBJ JEAN N G SVESTKA ZDEIEI DR TOKYO ASTRONONICAL JET JOINT UNDERTAKING INSTITUT D'ASTROPHYSIQUE SPACE RESEARCH LABORATORY OBSERVATORY CULHAK LABORATORY UNIVERSITE DE LIEGE BENELUXLAAN 21 OSAKA NITAKA ABINGDON OX14 3EA AVENUE DE COINTE 5 NL-3527 HS UTRECHT TOKYO 181 U.K. B-4200 COINTE-OUGREE NETHERLANDS JAPAN TEL: 0235-28822 BELGIUK TEL: 030-937145 TEL: TLX: 837505 JETEUR G TEL: 32-41-529980 TLX: 47224 ASTRO NL TLX: COK: 14 TLX: 41264 ASTRLG B COK: 10,12 COS: 10,12 COK: 47 SDKS JTBVEI T DR SUN JIN SUTANTYO WINARDI SVOLOPOULOS SOTIRIOS PROF SPACE SCIENCES LAB DEPT OF ASTRONOKY BOSSCHA OBSERVATORY DEPT OF ASTROPHYSICS CODE ES 52 BEIJING NORMAL UNIVERSITY LENBANG, JAVA UNIVERSITY OF ATHENS NASA/KARSHALL SFC BEIJING INDONESIA PANEPISTINIOPOLIS HUITSVILLE AL 35812 CHINA, PEOPLE'S REP. TEL: 6001 LENBANG GR-15771 ATHENS U.S.A. TEL: 65-6531, 6285 TLX: GREECE TEL: 205-453-2824 TLX: COM: TEL: TLX: CON: 34 TLX: COK: 49C COM: 29,33,41

SVOREN JAR SIERDLOI NOEL PROF SZAFRAXIEC ROZALIA DR TAGLIAFERRI GIUSEPPE PROF ASTRONOMICAL INSTITUTE UNIVERSITY OF CHICAGO UL. KOPERNIKA 27 OSSERVATORIO ASTRCFISICO SLOVAK ACAD. OF SCIEHCES 5640 S. ELLIS AVSNUE 31-501 ERAKOK DI ARCETRI 059 60 TATRANSKA LOMNICA CHICAGO IL 60637 POLAND LARGO E. FERMI 5 CZECHOSLOVAKIA U.S.A. TEL: 1-50125 FIRENZE TEL: 42-969-967866 TEL: 312-962-7969 TLX: ITALY TLX: 78277 AU SAV CS TLX: CON: 42 TEL: COB: 15,20 TLX: COB: 41 COM: SMIBNBURG B I DR SIIHART THOMAS L DR SZEBEHELY VICTOR G PROF TAKADA-HIDAI MASAHIDE DR SPACE RESEARCH LABORATORY STEWARD OBSERVATORY DEPT AEROSPACE ENGINEERG RES INST OF CIVILIZATION P.O. BOX 9504 UNIVERSITY OF ARIZONA UNIVERSITY OF TEXAS TOKAI UNIVERSITY HASSENAARSEVEG 78 TUCSON AZ 85721 m 414 1117 KITAKANANE HL-;J00 RA LEIDEN U.S.A. AUSTIN TX 78712 KANASAWA 259-12 NETHERLANDS TEL: 602-621-6525 U.S.A. JAPAN TEL: 071-148333 TLX: TEL: 512-471-4239 TEL: 0463-58-1211 TLX: 39058 ASTRO NL COB: 36 TLX: 9108741305 TLX: 2423402 UNITOK J CON: COM: 07,33 COM: 29.51 SRAKK JEAN HEBB SIINGS JEAN-PIERRE DR SZECSENYI-NAGY GABOR DR TAKAGI KOJIRO PROF NASA/GSFC INSTITUT D'ASTROPHYSIQUE DEPT OF ASTRONOBY DEPT OF PHYSICS CODE 661 UNIVERSITE DE LIEGE LORAND EOTVCS UNIVERSITY TOYAMA UNIVERSITY GREENBELT MD 20771 AVENUE DE COINTE 5 KUN BELA TER 2 3190 GOFUF.L' U.S.A. B-4200 COINTE-OUGREE H-1083 BUDAPEST TOYAMA 930 TEL: 301-344-6188 BELGIUM HUNGARY JAPAN TLX: 89675 NASCOM GBLT TEL: 41-52-9980 TEL: 1141019 TEL: 0764-234716 CON: 48 TLX: 41264 ASTRLG B TLX: TLX: COB: 09,14,29 CON: 27.37 COM: 40 SIARUP GOVIND PROF SYKES-HART AVRIL B DR SZEIDL BELA DR TAKAGI SHIGETSUGU DR RADIO ASTRONONY CENTRE DEPT OF ASTROPHYSICS KONKOLY OBSERVATORY DEPT. DE FISICA-CCE-UFRN TIFR SOUTH PARKS ROAD BOX 67 CAMPUS UNIVERSITARIO POST BOX 8 OXFORD OX1 3RQ H-1525 BUDAPEST 59000 NATAL-RN OOTACANUND 543 001 U.K. HUNGARY BRAZIL INDIA TEL: TEL: 1-366-621 TEL: TEL: 04*3-2651, 2032 TLX: TLX: 227460 KONOB TLX: TLX: 8458488 TIFR IN COB: COM: 27P COM: 19,31 COM: 38C.40 WET PETER A PROF SYKORA JULIUS DR SZKODY PAULA DR TAKAHARA FMIO DR DEPT OF ASTRONOMY ASTRONOMICAL INSTITUTE DEPT OF ASTRONOMY NOBEYAMA RADIO OBS THE UNIVERSITY SLOVAK ACAD. OF SCIENCES UNIVERSITY OF WASHINGTON TOKYO ASTR OBS/UHIV TOKYO GLASGOW G12 8QW SKALNATE PLESO OBS SEATTLE WA 98195 NOBEYAMA MINANISAKU U.K. 059 60 TATRANSKA LOBNICA U.S.A. NAGANO 384-13 TEL: 041-339-8855 CZECHOSLOVAKIA TEL: 206-543-1988 JAPAN TLX: TEL: 0969-967866 TLX: TEL: 0267-98-2831 COB: 35 TLX: 78277 AUSAV CZ COM: 25,27,42 TLX: 3329005 TAONRO J COB: 10 COM: 48 SIEIGART ALLEN V DR SYLIESTER JANUSZ TABARA HIROTO DR TAKAHARA NARIKO NASA/GSFC SPACE RESEARCH CENTER FACULTY OF EDUCATION DEPT OF ASTRONOMY CODE 681 POLISH ACAD OF SCIENCES UTSUNOMIYA UNIVERSITY UNIVERSITY OF TOKYO GREENBELT BD 20771 UL. KOPERNIKA 11 MINENACHI 2-11-16 YAYOI, BUNKYO-KU U.S.A. 51-622 WROCLAW UTSUNOMIYA 321 TOKYO 113 TEL: 301-344-6274 POLAND JAPAN JAPAN TLX: 89675 TEL: 48 18 01 TEL: 0286-36-1515 TEL: 03-812-2111 COM: 35 TLX: TLX: TLX: 33659 UTYOSCI COB: 10 COM: 40 COM: 35 SVENSOI GEORGE I JR PROF SYNOTT STEPHEN P TADEMARU EUGENE DR TAKAKUBO KEIYA PROF ELECT S CONPUTER ENG DEPT JET PROPULSION LABORATORY UNIV OF MASSACHUSETTS ASTRCNCNICAL INSTITUTE UNIVERSITY OF ILLINOIS BS 264-686 ANHERST MA 01002 TOHOKU UNIVERSITY 1406 VEST GREEN ST 4800 OAK GROVE DRIVE U.S.A. ARAMAKI AZA AOBA URBANA IL 61801 PASADENA CA 91109 TEL: SENDAI 980 USA U.S.A. TLX: JAPAN TEL: 217-333-4498 TEL: 818-354-6933 COM: TEL: 222-22-1800 TLX: TLX: TLX: 852246 THUCON J CON: 40 CON: 16,20 CON: 34,40 SIEISSOl JOHN I DR SZABADOS LASZLO PH D TAFFARA SALVATORE PROF TAKAKURA TATSUO PROF BHSS DEPT OF THEORETICAL PHYS JONKOLY OBSERVATORY VIA CALZA 5BIS DEPT OF ASTRONOMY SOELVEGATAN 14 A BOX 67 1-35128 PADOVA UNIVERSITY OF TOKYO S-223 62 LUND H-1525 BUDAPEST ITALY BUNKYO-KU SNEDEN HUNGARY TEL: 049-8071-624 TOKYO 113 TEL: 40-10969686 TEL: 1-166-426 TLX: JAPAN TLX: TLX: 227460 KONOBH COM: 29 TEL: 03-812-2111 CON: 12,29 COB: 27 TLX: 33659 UTYOSCI J CON: 10,40,44

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 627 TAURADA KATSUO DX TALON RAOUL DR TANAKA XIICHIRO PROF TANGO VILLIAK J. DR KYOTO INST OP TECHNOLOGY CESR FACULTY GENERAL EDUCATION SCHOOL OF PHYSICS NATSUGASAKI SAKYOEU 9 AVENUE DU COLONEL ROCHE NIIGATA UNIVERSITY UNIVERSITY OF SYDNEY KYOTO 60c BP 4346 ASABINACHIDORI SYDNEY NSV 2006 JAPAN F-31029 TOULOUSE CEDEX NIIGATA 951 AUSTRALIA TEL: 075-791-3211 FRANCE JAPAN TEL: 02-692-3953 TLX: TEL: TEL: TLX: 26169 UNISYD AA CON: 2! TLX: TLX: COK: 09 CON: 10 CON: 40 TARASE BUISHIRO FROF TALNAR SATYA P DR TANAIA NATARU DR TANZELLA-NITTI GIUSEPPE TOKYO ASTRCNONICAL PHYSICS DEPT DEPT OF ASTRONOKY OSSERVATORIO ASTRONONICO OBSERVATORY DELHI UNIVERSITY UNIVERSITY OF TOKYO DI TORINO OSAKA, NITAKA DELHI 110 007 BUNKYO-KU 1-10025 PINO TORINESE TOKYO 181 INDIA TOKYO 113 ITALY JAPAN TEL: JAPAN TEL: 011-841067 TEL: 0422-32-5111 TLX: TEL: 03-812-2111 TLX: 213236 TO ASTR I TLX: 2822307 TAONTK COK: TLX: CON: CON: 28 CON: TAXAYANAGI KAZUO FROF TANENAGA TATSUO DR TANAKA YASUO DR TANZI ENRICO G INSTITUTE OF SPACE AND FACULTY OF EDUCATION FACULTY OF EDUCATION 1ST. DI FISICA COSKICA ASTRONAUTICAL SCIENCES KIE UNIVERSITY IBARAKI UNIVERSITY CNR KOXABA NEGURO KU TSU-SBI BUNXYO VIA BASSANI 15 TOKYO 153 HIE 514 KITO 310 1-20133 KILANO JAPAN JAPAN JAPAN ITALY TEL: 03-457-1111 TEL: TEL: 292-26-1621x372 TEL: TLX: 24550 SPACETKY J TLX: TLX: TLX: CON: 14 CON: 10 CON: COK: TAXEDA BIDEIORI DR TANKANN G ANDREAS PROF DR TANAKA YASUO PROF TAPIA KAURICIO DR 3EPT OF AERONAUT. ENGINRG ASTRONONISCHES INSTITUT INST SPACE 4 ASTRONAUT INSTITUTO DE ASTRONOKIA KYOTO UNIVERSITY UNIVERSITAET BASEL SCIENCES UNAK SAITOH VENUSSTRASSE 7 4-6-1 KOKABA,KEGURO-KU APDO POSTAL 877 KYOTO 606 CH-4102 BINNINGEN TOKYO 153 22860 ENSENADA, B. CALIF. JAPAN SWITZERLAND JAPAN NEXICO TEL: TEL: 061-227711 TEL: 03-467-1111 TEL: 4-08-80/8-30-93 TLX: TLX: TLX: J24550 SPACE TRY TLX: 56739 CICEKE CON: 15 COK: 27,28V,33.47C CON: 44C CON: 26 TAIEIOUCHI TADAO DR TANURA SHINICHI DR TANDBERG-HANSSEI EINAR A TAFIA-PEREZ SANTIAGO 1-28-30 KICBIJYOJI DEPT OF ASTRONONY NASA/KSFC STEWARD OBSERVATORY KITA-NACHI. NUSASHINO TOHOXU UNIVERSITY ES01 UNIVERSITY OF ARIZONA TOKYO 180 ARANAII HUNTSVILLE AL 35812 TUCSON AZ 85721 JAPAN SENDAI 980 U.S.A. U.S.A. TEL: JAPAN TEL: 205-544-7578 TEL: 602-621-2876 TLX: TEL: 222-22-1800 TLX: TLX: COK: TLX: 852246 THUCOK J CON: 10,12 CON: 25 CON: 34 TAKEIS ROELF JAN DR TAI HUISONG TANDON JAGDISH NARAIN DR TAPLEY BYRON D DR ASTRONONICAL INSTITUTE YUNNAN OBSERVATORY DEPT OF PHYSICS AND DEPT AEROSPACE ENGR ROETEXSSTRAAT 15 P.O. BOX 110 ASTROPHYSICS AND ENGR NECHANICS NL-1018 n ANSTBRDAN RUNNING UNIVERSITY OF DELHI UNIV OF TEXAS. HRN 402 NETHERLANDS CHINA. PEOPLE'S REP. DELHI 110 007 AUSTIN TX 78712 TEL: 31-205223009 TEL: 72946 INDIA U.S.A. TLX: 16460 FAC «N TLX: 64040 YUOBS CN. TEL: TEL: 512-471-1356 CON: COK: 42 TLX: TLX: CON: 10 CON: 19 TAIEUTI Kill DI TAIABE HIROYOSHI DR TANDON S I PROF TARADY VLADIKIR I DR ASTRONONICAL INSTITUTE TOKYO ASTRONONICAL TATA INSTITUTE OF KAIN ASTRON OBSERVATORY TOHOID UNIYERSITT OBSERVATORT FUNDAKENTAL RESEARCH UKRAINIAN ACADEKY OF SCI AUNAII AZA AOBA OSAKA, KITAKA HONI BHABHA RD GOLOSEEYO SENDAI 980 TOKYO 181 BONBAY 400 005 252127 KIEV JAPAN JAPAN INDIA U.S.S.R. TEL: 222-22-1800 TEL: 0422-32-5111 TEL: 219111 it 339 TEL: 662286 TLX: 852246 THUCON J TLX: 02822307 TAOHTK J TLX: 0113009 TIFR IN TLX: 131406 SKY SU CON: 27 CON: 15.21C CON: 25 CON: 19 TALBOT RAYIOID J JR DR TANAKA IATSUO DI TAIG YU-HUA TARAFDAR SHAIIAR P DR TEE AEROSPACE CORPORATION TOIYO ASTRONONICAL DEPT OF ASTRONOKY TATA INSTITUTE OF 1927 CURTIS AVENUE OBSERVATORY NANJING UNIVERSITY FUNDAKENTAL RESEARCH REDONDO BEACH CA 90278 OSAKA, 1ITAIA NANJING HOKI BHABHA RD U.S.A. TOITO 181 CHINA. PEOPLE'S REP. BONBAY 400 005 TEL: 213-379-9927 JAPAN TEL: 37651 INDIA TLX: TEL: 0422-32-5111 TLX: 0909 TEL: 219111 COM: 28 TLX: 2822307 TAONTK J COK: 10 TLX: 011-3009 TIFR IN COK: 10,12 CON: 34,36

TARRAB IREHE TAUBER GERALD E PROF TAYLOR JOSEPH B PROF TELEKI GEORGE DR INSTITUT D'ASTHOPHYSIQUE DEPT OF PHYSICS PRINCETON UNIVERSITY ASTRONOKSKA OPSERVATORIJA 98 BIS BOULEVARD ARAGO TEL-AVIV UNIVERSITY PHYSICS DEPARTNENT VOLGIHA 7 F-75014 PARIS TEL-AVIV 69578 PRINCETON NJ 08544 11050 BEOGRAD FRANCS ISRAEL U.S.A. YUGOSLAVIA TEL: 1-13-20-14-25 TEL: 3-420692 TEL: 609-452-4368 TEL: 11-419-357 TLX: TLX: 342171 VERSY IL TLX: 4553512 TLX: CON: COM: 47 COS: COS; 08,19

TARTER C BRUCE DR TAVAKOL REZA TAYLOR KEITH DR TEMPBSTI PIERO PROF LAURENCE LIYERNORE LAB SCHOOL OF MATHEMAT. SCI. ROYAL GREENWICH OBS ISTITUTO DI ASTRONOSIA L-295 QUEEN MARY COLLEGE HERSTNONCEUX CASTLE DELL'UNIVERSITA UNIVERSITY O? CALIFORNIA MILE END ROAD HAILSHAS BN27 1RP VIA G.J!. LANCISI 29 LIVERNORE CA 94550 LONDON El 4NS U.K. 1-00161 ROMA U.S.A. U.K. TEL: 0373-333171 ITALY TEL: 415-422-4169 TEL: TLX: 87451 TEL: 06-8442977 TLX: TLX: COB: TLX: CON: COM: 51 COM: 27 TARTER JUL C DR TAVARES J T L DR TAYLOR KENNETH N R PROF TENORIO-TAGLE G DR NASA-AXES RESEARCH CTR AV DIAS DA SUVA 105A COPELAND ROAD MPI F PHYSIK 4 ASTROPHYS NS 229-8 173 R/C ESQ BEECROFT NSd 2119 KARL-SCHNARZSCHILD-STR I NOFFETT FIELD CA 94035 3000 COINBRA AUSTRALIA D-8046 GARCHING B BUNCHES U.S.A. PORTUGAL TEL: GERMANY, F.R. TEL: 415-694-5727 TEL: TLX: TEL: 085-32550 TLX: 820181 TLX: COM: 34,46 TLX: 524625 ASTRO D COS: 40,47,51 COS: COM: 34

TASSOUL JEAN-LOUIS PROF TAHADROS SAHBT JACOUB DR TEDESCO EDRARD F TEPLITSKAYA R B DR OEPT DE PBYSIJUE HELKAN OBSERVATORY JET PROPULSION LAB SIBIZNIR UNIVERSITE DS MONTREAL HELWN-CAIRC MS 183-501 P B 4 CP 6128 EGYPT 4800 OAK GROVE DRIVE 664697 IRKUTSK 33 MONTREAL PQ H3C 3J7 TEL: 780 645 PASADENA CA 91109 U.S.S.R. CANADA TLX: 93070 HUG U.S.A. TEL: 6-23-65 TEL: 514-343-7274 CON: 07 TEL: 818-354-4739 TLX: TLX: TLX: COM: 12 COM: 35C COM: 15,22,51 TASSOUL NOIIQUB DR TAYLER ROGBR J PROF TEERIKORPI VELI PEKKA DR TBR BAAR DIRK C/O DEPT DE PHYSIQUE ASTRONOSY CENTRE TURKU UNIVERSITY OBS NAGDALEN COLLEGE UNIVERSITE DE MONTREAL UNIVERSITY OF SUSSEX TUORLA OXFORD OX1 4AU C P 6128 BRIGHTON BN1 9QH SF-21500 PIIKKIO U.K. MONTREAL P Q H3C 3J7 U.R. FINLAND TEL: CANADA TEL: 273-606755 TEL: 521-431863 TLX: TEL: 514-343-7274 TLX: 877155 UNISEX G TLX: COM: TLX: COS: 35,47,48 COM: COM: 35 TATBVYAI S K DR TAYLOR DONALD BOGGIA DR TEHERANY D TBRASHITA YOICHI PROF ASTRONOMICAL COUNCIL ROYAL GREENWICH OBS 83 AVENUE REY KAHAZAHA INST TECHNOLOGY USSR ACADEMY OF SCIENCES HERSTSONCEUX CASTLE TEHERAN NONOICHI CHO PYATNITSKAYA UL 48 HAILSBAN BN27 1RF IRAN MINAMI KYOKU 109017 MOSCOW U.R. TEL: KANAZAIA 921 U.S.S.R. TEL: 0323-833272 TLX: JAPAN TEL: 231-54-61 TLX: 87451 RGOBSY G COM: TEL: TLX: 412623 SCSTP SU CON: 07,20 TLX: COM: 07 CON: 05

TSREBIZH VALERY IV DR TERZIAH YERVAIT PROF THIELHEIK RLAUS O DR THOKAS ROGER J DR CRIMEAN STATION OF CORSELL UNIVERSITY ABTEILUNG KATHEK. PHYSIR NASA/GSFC STERNBERG ASTRClf IRST SPACE SCIENCES BLDG UNIVERSITAET KIEL CODE 632 NAUCHMY ITHACA NY 14853 OLSHAUSENSTR 40/60 GREENBELT KD 20771 334413 CRIKEA U.S.A. D-2300 RIBL U.S.A. t'.S.S.R. TEL: 607-256-4935, GERKANY, F.R. TEL: 301-344-7921 TEL: SIMPHEROFOL 382 TLX: 932454 TEL: 0431-880-3216 TLX: TLX: COK: 28,34,40,51 TLX: 292979 IFRF.I COK: 10,44 COK: 28 COK: 33 TEREITJEVA ALEXANDRA K DX TERZIDES CBARALAKBOS BR THIRY YVES R PROF THONASSON PETER DR ASTRONOMICAL COUNCIL DEFT OF ASTRONOKY UNIVERSITE DE PARIS VI NRAL USSR ACADEMY OF SCIERCES UNIVERSITY THESSALONIXI TOUR 66 JODRELL SANK PYATNITSRAYA 48 GR-54006 THESSALONIRI 4 PLACE JVSSIEU KACCLESFIELD SK11 9DL 109011 HQSCOH GREECE F-75230 PARIS CEDEX 05 U.K. V.S.S.R. TEL: FRANCE TEL: 0477-71321 TEL: 231-54-61 TLX: TEL: 1-43-36-25-25 TLX: 36149 TLX: 412623 SCSTP SU COK: 33 TLX: COK: 40 COK: 22 COK: 07 TERLEVICB ROBERTO JUAN TESKE RICHARD G PROF THOBURN CHRISTINE THOMPSON A RICHARD DR ROYAL GREENWICH CBS DEPT OF ASTRONOKY ROYAL GREENWICH CBS NRAO HERSTKOICEUX CASTLE UNIVERSITY OF MICHIGAN HERSTKONCEUX CASTLE VLBA PROJECT BAILSBAK BK27 1RP ANN ARBOR KI 48109 HAILSHAK 8N27 1RP 2015 IVY ROAD U.K. U.S.A. U.K. CHARLOTTESVILLE VA 22903 TEL: TEL: 313-764-3398 TEL: 0323-833171 U.S.A. TLX: TLX: TLX: 87451 TEL: 804-296-0211 COK: 28 COK: 10 COH: 08 TLX: COK: 34.40 TERRAZAS KR L.R. TEXEREAU JEAN K THOKAS DAVID V DR THOMPSON G I DR INAOE CERGA SCIENCE RESEARCH COUNCIL ROYAL OBSERVATORY AF FOSTALES 216 ? 51 AVENUE COPERNIC CENTRAL OFFICE EDINBURGH EH9 3HJ 72000 PUEBLA.PUE. F-06130 GRASSE P O BOX 18 U.K. MEXICO FRANCE SWINDON SN2 1ET WILT TEL: TEL: TEL: 93-36-58-49 U.K. TLX: TLX: TLX: TEL: COK: 29 COK: COK: TLX: COK: 08,19,24 TERRELL IELSOI JAMES JR THADDEUS PATRICE PROF THOKAS HANS-CHRISTOPB DR THOMPSON REITH DR ESS-9 MS/0436 INST FOR SPACE STUDIES MPI FUER PHYSIR UND PHYSICS DEPT LOS ALAKOS RATL LAB 2880 BROADWAY ASTROPHYSIK NONASH UNIVERSITY BOX 1663 NEW YORK NY 10025 KARL-SCHWARZSCHILD-STR 1 WELLINGTON ROAD LOS ALAKOS RH 87545 U.S.A. D-8046 GARCHING B NUNCHEN CLAYTON, VICT. 3168 U.S.A. TEL: 212-678-5621 GERKANY, F.R. AUSTRALIA TEL: 505-667-2044 TLX: . TEL: TEL: 03-541-3639 TLX: COK: 34,51 TLX: TLX: 32691 AA COK: 48 CON: 35 COK: 42 TERRIE1 JEAI THE PIE-SH PROr THOKAS JOHN A PROF THOMPSON LAIRD A DR 103. RUE DE VERSAILLES ASTROROKICAL INSTITUTE PHYSICS IRAAF) DEPT INSTITUTE FOR ASTRONOKY F-92410 VILLB D'AVRAY ANTON PANNEROER UNIVERSITY OF MELBOURNE 2680 WOODLAWN DRIVE FRA1CE ROETERSSTRAAT 15 PARRVILLE VIC 3052 HONOLULU HI 96822 TEL: 1-47-09-10-34 NL-1018 IB AKSTERDAK AUSTRALIA U.S.A. TLX: NETHERLANDS TEL: 3446821 TEL: 808-948-8102 COK: TEL: 20-522-3004 TLX: AA 35185 UNINEL TLX: 723-8459 UHAST HR TLX: 16460 FACNN NL COK: 25 CON: 28,47 COK: 33,34,37 TERRILE RICHARD JOHI THERIOE EARL-AUGUST THOKAS JOHN H PROF THOKPSOI RODGER I PROF JET PROPULSION LABORATORY VINRELVEJ 36 DEPT KECH i AEROSPACE SCI STEWARD OBSERVATORY KS 183-30 DR-2800 LYNGBY UNIVERSITY OF ROCHESTER UNIVERSITY OF ARIZONA PASADENA CA 91109 DENKARR ROCHESTER NY 14627 TUCSON AZ 85721 U.S.A. TEL: U.S.A. U.S.A. TEL: TLX: TEL: 716-275-4083 TEL: 602-621-6527- TLX: COK: TLX: TLX: 467175 COK: 16 COK: 10,12 COK:

TERZAI AGOP DR THIELEKANN FRIEDRICH-IARL THOKAS RICHARD N DR THOKPSOI THOKAS WILLIAM OBSERVATOIIE DE LYOI HPI F PHYS t ASTROPBYSIR 1155 TINBERLANE 2043 CLOUD CREST AVE F-69230 ST GERIS-LAVAL IHSTITUT F. ASTROPHYSIR PINEBROOR HILLS LA CRESCENTA CA 91214 FRAICE XARL-SCHIARZSCHILD-STR 1 BOULDER CO 80302 U.S.A. TEL: 78-56-07-05 0-8046 GARCHING B NUNCHEN U.S.A. TEL: TLX: 310926 GERKANY, F.R. TEL: 303-443-9290 TLX: COK: 27,37 TEL: 089-3299-0 TLX: COK: 16 TLX: 524629 ASTRO D COK: 12,36 COK: 35

THONNARD NORBERT DR TIFRBA EMILIA DR TOOOXAX IOAI DR TOXITA JBIJI PROF DEPT TERRESTR. MAGNETISM OBSERVATOIRE DE BUCAREST ASTRONOMICAL OBSERVATORY RES IXST FOR THEORET PHYS CARNEGIE INST. WASHINGTON CUTITUL DE ARGINT 5 STR CIRESILOR 19 HIROSHIMA UNIVERSITY 5241 BROAD BRANCH RD N.K. 75212 BUCAREST 28 3400 CLUJ NAPOCA TAKEHARA 725 HASHINGTON DC 20015 RUMANIA RUMANIA JAPAR U.S.A. TEL: 23-60-10 TEL: TEL: 08462-2-2362 TEL: 202-966-0863 TLX: 09-26-29 TLX: TLX- TLX: 440427 NAGN UI CON: 10 COM: 25,42 COM: 28,47 COM: 28,34 THORBI VICTOR E PROF TIMOTHY J GBTHYN DR TOFAXI GIAIII PROF TOXITA IOICHIRO MR 130 GOODBODY HALL CTR FOR SPACE SCIENCE i OSSERVATORIO ASTROFISICO 11-20 4 CHOXE YOGA INDIANA UNIVERSITY ASTROPHYSICS DI ARCETRI SETAGAYARU BLOOMINGTON IN 47401 STANFORD UNIV., ERL 314 LARGO E. FERMI 5 TORYO 158 U.S.A. STANFORD CA 94305 1-50125 FIRENZE JAPAX TEL: 812-825-5970 U.S.A. ITALY TEL: 037000066 TLX: TEL: 415-497-0059 TEL: 35-22-00-34 TLX* COM: 41 TLX: 348402 STANFRD STNU TLX: 572268 ARCETRI COX: 15,20.22C COM: COM: 40 THORNE RIP S PROF TIXBERGEI JAAP DR TOBLIXE JOEL EDIARD TOXOV ALBXAIDBR IIIOLOV CALTECH 130-33 KAPTEYN STERRENACHT DEPT PHYSICS 4 ASTRONOXY DEPT OF ASTROXOXY PASADENA CA 91125 HERKGROBP LOUISIANA STATE UNIV. BULGARIAN ACAD SCIENCES U.S.A. XENSIHGHEHEG 20 BATON ROUGE LA 70803 72 LENIN BLVD TEL: 213-356-4598 HL-9301 RA RODEN U.S.A. 1784 SOFIA TLX: 675425 NETHERLANDS TEL: 504-388-6851 BULGARIA CON: 48 TEL: 31-5908-19631 TLX: 559184 TEL: TLX: 53767 RSKRO NL COM: 35 TLX: CON: 25C CON: THORSTBNSBN JOHN R TINS YEOU-TSIEN TOLBBRT CHARLES R DR TOIG FU DARTMOUTH COLLEGE ASTROXOXY SECTION LEAHDER KCCORXICR OBS PURPLE MOUNTAIN DBPT PHYSICS 4 ASTRONOMY CENTRAL WEATHER BUREAU BOX 3818 OBSERVATORY HAHOVER NH 03755 64 RUNG YUEN ROAD UNIVERSITY STATION NANJING U.S.A. TAIPEI 100 CHARLOTTESVILLE VA 22903 CHINA, PEOPLE'S REP. TEL: 603-646-2869 CHINA, TAINAN U.S.A. TEL: 33921 TLX: TEL: 3713181-281 TEL: 804-924-7494 TLX: 34144 PXOAS CN COM: TLX: TLX* CON: 07 COM: 04 COM: 25.38C,40,51 THRONSON HARLBY ANDREI JR TIVRI MARTTI PROF TOXASI PAOLO DR TOXG YI DEPT PHYSICS t ASTRONOMY HELSIXRI UNIV TECHNOLOGY LAB. DI RADIOASTRONOMIA DEPARTKEXT OF ASTRONOMY UNIVERSITY OF HYOXIXG RADIO LABORATORY VIA IRNERIO 46 BEIJING NORMAL UXIVBRSITY LARAMIE «Y 82071 OTARAARI 5 A 1-40126 BOLOGNA 19 XIXJISRON OUT-STREET U.S.A. SF-02150 ESPOO 15 ITALY BEIJING TEL: 307-766-6150 FINLAND TEL: CHINA, PEOPLE'S REP. TLX: TEL: 358-0-451-2545 TLX: TEL: 656531-6285 COM: 34 TLX: 122771 RORTA SF COM: 40 TLX: COX: COX: 28,33 THUAH TRIIH XUAN DR TJIN-A-DJIB HBRXAI R B DR TOXASIO MARTII G DR TOOKRB ALAR DR DEPT OP ASTRONOMY ROEROELAAX 106 LUNAR 4 PLANETARY LAB XIT UNIVERSITY OF VIRGINIA NL-1403 EJ BUSSUK UNIVERSITY OF ARIZONA ROOX 2-371 BOX 3818 UNIV STATION NETHERLANDS SPACE SCIEXCES BLDG 77 XASSACHUSETTS AVE CHARLOTTESVILLE VA 22903 TEL: 31-2159-17076 TUCSON AZ 85721 CAMBRIDGE HA 02139 U.S.A. TLX: 16460 FACHN NL U.S.A. U.S.A. TEL: 804-924-4894 COM: 27,35 TEL: 602-621-6969 TEL: 617-253-4326 TLX: TLX: TLX: COM: 28,47 COX: COM: 28C33 THUM CLEMENS DR TLAMICHA AITOXII DR TOXBAUGB CLYDE I PROF TOOMRE JURI IRAM ASTRONOXICAL OBSERVATORY DEPT OF ASTROXOXY DEPT ASTRO-GEOPBYSICS AV. DIVINA PASTORA 7 CZECH. ACAD. OF SCIENCES KEN XEXICO STATE UXIV JILA BLOOUE 6/2B 251 65 ONDREJOV BOX 4500 UNIVERSITY OF COLORADO 18012 GRANADA CZECHOSLOVARIA LAS CRUCES NX 88003 BOULDER CO 80309 SPAIN TEL: 72-45-25 U.S.A. U.S.A. TEL: 958-480413 TLX: 121579 ASTR CZ TEL: 505-646-2107 TEL: 303-492-7854 TLX: 78521 IRAM E CON: 10,40 TLX: TLX: CON: 40 COX: 16 COM: 33,35,36

IORELLI II DR T0SI MONICA TRAUB WESLEY ARTHUR TREMAINE SCOTT DUNCAN OSSERVATORIO ASTRONONICO OSSERVATORIO ASTROSOMICO CENTER FOR ASTROPHYSICS CITA, HC LENNAN LABSO VIA DEL PARCO MELLINI 84 UNIVERSITARIO 60 GARDEN STREET UNIVERSITY OF TORONTO 1-00136 RCKA C P 596 CAMBRIDGE MA 02138 60 ST GEORGE STREET ITALY 1-40100 BOLOGNA U.S.A. TORONTO M5S 1A1 TEL: 347056 ITALY TEL: 617-495-7406 CANADA TLX: TEL: 51-222956 TLX: 921428 SATELLITE CAM TEL: 416-978-6879 COM: 12 TLX: 211664 INFH 30 I COM: 09,44 TLX: COM: 34 CON: 28,47 TOR1ANBE 1MEDEO TOUSET RICHARD DR TRAVING GERHARD PROF TREMKO JOZEF DR 1ST. ASTROFISICA SPAZIALE NAVAL RESSARCB LABORATORY , INSTITUT FUER ASTRCNONICAL INSTITUTE C P 67 CODE 7140 THEORETISCHE ASTROPHYSIK SLOVAK ACAD. OF SCIENCES 1-00044 FRASCATI NASHINGTON DC 20375 NEUENHEIMER FELD 561 SRALNATE PLESO OBS ITALY U.S.A. D-6900 HEIDELBERG 059 60 TATRANSKA LOMNICA TEL: TEL: 202-767-3441 GERMANY. F.R. CZECHOSLOVAKIA TLX: TLX: TEL: 06221-562815 TEL: 967866 COM: COM: 12,14 TLX: 461515 TLX: 78277 AUSAV CZ COM: 36 COM: 27.42.50C TOROSHLIDZS TEIMURAZ I DR TOVMASSIAN B M DR TREDER H J PROF DR TREUMANN RUDOLF A. DR ABASTUNANI ASTROPBYSICAL BYURAKAN ASTROPBYSICAL ZNTRLINST. F. ASTROPHYSIK MPI F. PHYS S ASTROPHYSIK OBSERVATORY OBSERVATORY STERNNARTE BABELSBERG INST F EXTRATERR PHYSH 3(3762 ASASTUNANI,GEORGIA 375433 ARMENIA ROSA-LUXEMBURG-STR 17A D-8046 GARCBING B MUNCHEN U.S.S.R. U.S.S.R. DDR-1502 POTSDAM GERMANY. F.R. TEL: TEL: 56-34-53 GERMANY, D.R. TEL: 89-3299631 ILX: TLX: TEL: 762225 TLX: 5215845 XTER D COM: 21 COM: 28,40,44,51 TLX: 15471 ADN RZB DO COM: 10 CON: 28,47 TORIES CARLOS ALBERTO DR TONNES CHARLES BIRD DR TREFFERS RICHARD R TREVESE DARIO OBSERVATORIO HACIONAL/LNA DEPT OF PHYSICS ASTRONOMY DEPT OSSERVATORIO ASTRONOMICO RUA COROREL RENNO 07 UNIVERSITY OF CALIFORNIA UNIVERSITY OF CALIFORNIA VIA DEL PARCO MELLINI 84 CAIXA POSTAL 21 RN 557 BIIGE BALL BERKELEY CA 94720 1-00136 ROMA 37500 ITAJUBA MG BERKELEY CA 94720 U.S.A. ITALY BRAZIL U.S.A. TEL: 415-642-4223 TEL: 6-347-056 TEL: 035-622-0788 TEL: 415-642-1128 TLX: TLX: TLX: 031-2603 TLX: COM: 34 COM: 47 COM: 27.50C COM: 34,40,51 TORRES CARLOS DR IOZER DAVID C DR TREFFTZ ELEOIORE E DR TREXLER JAMBS H Ml OBS ASTRONONICO NACIONAL SCBOOL OF PHYSICS MPI F PBYSIR UND NAVAL RESEARCH LAB DNIVEISIDAD DE CHILE UNIVERSITY OF NEWCASTLE ASTROPBYSIR OXON HILL MD 20745 CASILLA 36-D NEICASTLE/TYNB NS1 7RU KARL-SCHVARZSCHILD-STR 1 U.S.A. SANTIAGO O.K. D-8046 GARCHIRG B MUNCBEN TEL: 202-767-3305 CBILE TEL: GERMANY. F.R. TLX: TEL: 56-2-229-4101 TLX: TEL: 89-32990 COM: TLX: 440001 ITT BOOTB FOR COM: TLX: 524629 ASTRO D COM: 20,50 CON: 14 TOREES-PBINBERT SILVIA DR TOZZI GIAN PAOLO THFZGBR CHARLES F DR TRIMBLE VIRGINIA I DR IISTITUTO DE' AHROIOMIA OSSERVATORIO ASTROFISICO ASTRONOMISCBES INSTITUT DEPT OF PHYSICS ORAM DI ARCETRI BNIVERSITAET BASEL UNIVERSITY OF CALIFORNIA AFDO POSTAL 70-2(4 LARGO E. FERMI 5 VENUSSTRASSE 7 IRVINE CA 92717 04510 MEXICO DF 1-50125 FIRENZE CH-4102 BINNINGEN U.S.A. MEXICO ITALY SWITZERLAND TEL: 714-856-6948 TEL: 905-548-5306 TEL: 55-220034 TBL: 061-22-77-11 TLX: TLX: 1760155 CIC ME TLX: 572268 ARCETR I TLX: COM: 28,35,42,47C,48C,51 COM: 34 COM: 14 COM: 33

TRIKHinU/GHEVRA TROLAID THOMAS HUGH TSAO MO PROF TSUBOIAIA IETSUII DR •OSSERYATORIO ASTROFISICO PHYSICS-ASTRONOMY DEPT NO 47 SEC 3 INTERNATIONAL LATITUDE DI ARCETRI UNIVERSITY OF RENTUCRY HSIN-I XOAD OBSERVATORY LARGO E. FERKI S LEXINGTON KY 40506 TAIPEI 106 MIZUSANA 1-50125 FIRGRZE U.S.A. CHINA, TAINAN HATE 023 ITALY TEL: 606-257-8620 TEL: 02-7047795 JAPAN TEL: 39-55-220034 TLX: TLX: TEL: 0197247111 TLX: 572268 ARCETR I COM: 40 CON: 19,31 TLX: 837628 CON: 28 COM: 19 TRIPATHI B If DR TRORET GERARD DR TSAP T T DR TSUCHIYA ATSUSHI DR PROF UTTAR PRADESH STATE OSS OBSERVATOIRE DE PARIS CRIMEAN ASTROPHYS CBS TOKYO ASTRONOMICAL OBS NANORA PEAR SECTION DE SEUDON USSR ACADEMY OF SCIENCES OSAKA NAINITAL 263 129 DASOP NAUCHNIY MITARA INDIA •-92195 MEUDON PL CEDEX 334413 CRIMEA TORYO 181 TEL: 2136 FRANCE U.S.S.R. JAPAN TLX: CABLB : ASTRONOMY TEL: 1-45-34-75-30 TEL: 132 TEL: 0422-32-5111 CON: 12 TLX: TLX: TLX: 02822307 TAOMTR J COM: 10 COM: 12 COM: 31 TRITARIS BASIL P DR TRUENPER JOACHIM PROF TSCBARIUTER IERNER M DR TSUJI TARASHI ASTRONOMY i APPL NATHS MPI F EXTRATERRESTRISCHE UNIVERSITAETS-STERNIARTE TORYO ASTRONOMICAL ACADEMY OF ATHENS PHYSIK TUERKENSCHANZSTR 17 OBSERVATORY 14 ANAOHOSTOPOULOU D-8046 GARCBING B MUNCHEN A-1180 HEN KITAKA GR-10673 ATHENS GERMANY, F.R. AUSTRIA TOKYO 181 GREECE TEL: 089-3299559 TEL: 0222-345360x4 JAPAN TEL: 1-3613589 TLX: 5215845 XTER D TLX: TEL: 0422-32-5111 TLX: COM: 44C48C COM: TLX: 02822307 TAOMTR J COM: 10,49 COM: 29,36 TRITTOI RUTH P DR TRULSEN JAN I PROF TSESEVICH V P PROF DR TSURUTA SACHIRO DR APARTADO DE CORREOS 321 UNIVERSITY OF TROMSO ODESSA STATE UNIVERSITY DEPT OF PHYSICS SANTA CRUZ DE LA PALMA P O BOX 953 ASTRONOMICAL OBSERVATORY UNIVERSITY OF TOKYO 38071 TERERIFS N-9001 TROMSO 270014 ODESSA C/O S.ISHIMARU . SPAIN NORNAY U.S.S.R. TOKYO TEL: 3422-414148 TEL: TEL: JAPAN TLX: 92757 UttOE TLX: TLX: TEL: COM: 40,46 COM: COM: 27,42 TLX: COM: 40,48 TRITTOI SUSAN BARBARA TRURAN JAKES I JR TSEYTLIN NAUN N TSVETANOV ZLATAH IVANOV ROYAL OBSERVATORY DEPT OF ASTRONOMY RADIOPHYSICAL RES INST DEPT OF ASTRONOMY BLACRFORD HILL UNIVERSITY OF ILLINOIS LYADOV STR. 25/14 BULGARIAN ACAD SCIENCES EDINBURGH EH9 3HJ CRBANA IL 61801 603600 GOREY 72 LENIN BLVD U.R. U.S.A. U.S.S.R. 1784 SOFIA TEL: 031-667-3321 TEL: 217-333-3090 TEL: 36-01-29 BULGARIA TLX: 72383 ROBDIN G TLX: TLX: 1113 LUNA TEL: 7341 x379 COM: 05 COM: 35C48 COM: TLX: 23561 ECF BAN BG COM: TROCHB-BOGGINO A B DR TRUSSONI EDOARDO TSIEOUDI VASSILHI PB D TSVETKOV MILCHO R DR INST DE CIENCIAS BASICAS 1ST. DI COSMOGEOFISICA DEPT OF PHYSICS DEPT OF ASTRONOMY UNIV NACIONAL DE ASUNCION DSL CNR DIV OF ASTRO-GEOPHYSICS BULGARIAN ACAD SCIENCES C.CORREO 1039-1804 CORSO FIUME 4 UNIVERSITY OF IOARNINA 72 LENIN BLVD ASUNCION 1-10133 TORINO GR-45332 IOARNINA 1784 SOFIA PARAGUAY ITALY GREECE BULGARIA TEL: TEL: 011-657694/8979 TEL: 0651-91084 TEL: 758927 TLX: TLX: 211041 INFNTO TLX: TLX: 23561 ECF BAN BG COM: 46 COM: COM: COM: 27 TRODAHL HARRY JOSEPH DR TRUTSE YD L DR TSIOUMIS ALEXANDROS DR TSVETROV TSVETAN DR VICTORIA UNIVERSITY INST PHYSICS OF ATMOSPH DEPT GEODETIC ASTRONOMY DEPT OF ASTRONOMY PRIVATE BAG USSR ACADEMY OF SCIENCES UNIVERSITY THESSALONIRI FACULTY OF PHYSICS (ELLINGTON 109017 MOSCOW GR-54006 THESSALONIRI ANTON IVANOV STR 5 Wi ZEALAND U.S.S.R. GREECE 1126 SOFIA TEL: 721-000 TEL: TEL: BULGARIA TLX: TLX: TLX: TEL: CON: 25 CON: 21 COM: 27,33 TLX: COM: TROITSIY V S PROF DR TSAI CBANG-HSIEN DIRECTOR TSUBARI TORIO PROF TSVETROVA KATIA RADIOPHYSICAL RESEARCH ASTRONOMICAL STY OF CHINA DEPT OF EARTH SCIENCE DEPT OF ASTRONOMY AID INSTITUTE TAIPEI OBSERVATORY SHIGA UNIVERSITY NATL ASTRON OBSERVATORY LYADOV STREET 25/14 TAIPEI 104 2-5-1 HIRATSU 72 LENIN BLVD 603600 GORRIJ CHINA, TAINAN OHTSU 520 1784 SOFIA U.S.S.R. TEL: JAPAN BULGARIA TEL: 36-04-40 TLX: TEL: 0775-37-0081 TEL: 73-41-379 TLX* COM: TLX: TLX: 23561 ECF BAN BG COM: 16.40,510 CON: 10,12 COM: 37

TUCHNAN YTZHAX TUOHY IAN R DR TURNER MARTIN J L DR TNISS R Q DR RACAH INST. OF PHYSICS NT STROMLO i SIDING X-RAY ASTRONOMY GROUP C/0 A.R. BOSCHI ' HEBREW UNIV. OF JERUSALEM SPRING OBSERVATORIES PHYSICS DEPT 96A HOLLAND ROAD JERUSALEM 91904 VODEN P.O. ACT 2606 UNIV OF LEICESTER LONDON VA 8BD ISRAEL AUSTRALIA LEICESTER LEI 7RH U.K. TEL: 02-58441? TEL: 062-88-1111 U.K. TEL: TLX: 25391 HUIL , TLX: 62270 AA TEL: 533-554455 TLX: COK: COM: TLX: 341664 LUXRAY G COM: CON: TUCKER VALLACE B DR TUOMINE1 ILKKA V DR TURNER MICHAEL S TNORXOVSKI ANDRZEJ S PO BOX 266, OBSERVATORY ASTRON i ASTROPBYS CENTER SCHOOL OF NATHEMAT. SCI. BONSALL CA 92003 UNIVERSITY OF HELSINKI UNIVERSITY OF CHICAGO QUEEN MARY COLLEGE U.S.A. TAHTITORNINMAKI 5460 S. ELLIS AVE MILE END ROAD TEL: 619-728-7103 SF-00130 HELSINKI 13 CHICAGO IL 60637 LONDON El 4NS TLX: FINLAND U.S.A. U.K. COK: TEL: 3580-1912946 TEL: 312-962-7974 TEL: 01-980r4822 TLX: TLX: 6871133 UNCGO VH TLX: 893750 COM: 29,35 COM: 47 COM: TUEG HELMUT DR TUONINEN JAAKKO V PROF TURON PIERRE TYLENDA ROMUALD DR ALFRED-NEGENER INSTITUT PIBLAJATIE 49 B 20 40 RUE DE LUZARCHES COPERNICUS ASTRON CENTER FUR POLARFORSCHUNG SF-00270 HELSINKI 27 F-95270 SEUGY UL. CHOPINA 12/18 COLUMBUS CENTER FINLAND FRANCE 87-100 TORUN D-2850 BRENERHAVBN TEL: 0-484352 TEL: POLAND GERMANY, F.R. TLX: TLX: TEL: TEL: COM: 10,35 COM: TLX: TLX: COM: 27 CON: 09 TUFBICIOGLU ZBKI DR TURLO ZYGNUNT DR TURON-LACARRIEU C DR TYLER JR G LEONARD DR ASTRONOMY DEPT ASTRONONICAL CENTER OBSERVATOIRE DE PARIS CTR/RADAR ASTRONOMY - SEL UNIVERSITY OF ANKARA UL. CHOPINA 12/18 SECTION DE MEUDON STANFORD UNIVERSITY FEN FAKULTESI 87-100 TORUN DEPEG STANFORD CA 94305 ANKARA POLAND F-92195 MEUDON PL CEDEX U.S.A. TURKEY TEL: FRANCE TEL: 415-497-3535 TEL: TLX: TEL: 1-45-34-75-30 TLX: TLX: COM: 40 TLX: CON: 16 COM: COM: 24,33 TULL ROBERT G TURNER BARRY E DR TURTLE A J DR TYPHOON LEE DEPT OF ASTIONOMY NRAO DEPT OF PHYSICS INST EARTH SCIENCES UNIVERSITY OF TEXAS EDGENONT ROAD UNIVERSITY OF SYDNEY ACADEMIA SIRICA AT AUSTIN RLM 15 308 CHARLOTTESVILLE VA 22901 SYDNEY NSN 2006 P O BOX 23-59 AUSTIN IX. 78712 U.S.A. AUSTRALIA TAIPEI 107 U.S.A. TEL: 804-296-0337 TEL: 02-692-2222 CHINA, TAINAN TEL: 512-471-3337 TLX: 910-997-0174 TLX: 26169 UNISYD TEL: 02-396-3211 TLX: 910-874-1351 COM: 34,40 COM: 40 TLX: COM: 09C COM: 15,35 TULL! JOHN 1 DR TURNER DAVID G DR TUTUKOV A V DR TYSON JOHN A DR OBSERVANCE DE NICE DEPT OF ASTRONOMY ASTRONOMICAL COUNCIL BELL LABS BP 139 ST MARY'S UNIVERSITY USSR ACADEMY OF SCIENCES RM 1D-316 F-06003 NICE CEDEX HALIFAX NS B3H 3C3 PYATNITSKAYA UL 48 600 MOUNTAIN AVE FRANCE CANADA 109017 NOSCON MURRAY HILL NJ 07974 TEL: 93-89-04-20 TEL: 9024299780x2254 U.S.S.R. U.S.A. TLX: 460004 TLX: TEL: 231-54-61 TEL: 201-582-6028 CON: COM: 37 TLX: 412623 SCSTP SU TLX: 138650 BELL LABS NUB COM: 27,35,42 COM: 21,28 TOLLY RICHARD BUNT DR TURNER EDIIN L DR TUZI IONOSUKB DR UBERTINI PIETRO INSTITUTE FOR ASTRONOMY PRINCETON UNIVERSITY OBS 2-2-2- OSAIA, NITAKA 1ST. ASTROFISICA SPAZIALE UNIVERSITY OF HAWAII PEYTON HALL TOKYO 181 C P 67 2680 ROODLAIN DR PRINCETON NJ 08544 JAPAN 1-00044 FRASCATI HONOLULU HI 96822 U.S.A. TEL: ITALY U.S.A. TEL: 609-452-3577 TLX: TEL: 06-9425132 TEL: 808-948-8606 TLX: COM: TLX: 610261 CNRFRA TLX: 723-8459 UHAST HR COM: 28,47,51 COM: COM: 28,47 TUNCA JEYNIL DR TURNER KEHETH C DR TNAROG BRUCE A UCHIDA JUICHI DR EGE UNIVERSITY ARECIBO OBSERVATORY UNIVERSITY OF KANSAS TOHOKU GAXUEN UNIVERSITY FACULTY OF SCIENCE PO BOX 995 DEPT PHYSICS t ASTRONOMY TAGAJYO CITY DEPARTMENT OF ASTRONOMY ARECIBO PR 00613 LAIRENCE KS 66045 NIYAGI 985 BORNCVA-IZMIR U.S.A. U.S.A. JAPAN TURKEY TEL: 809-878-2612 TEL: 913-864-5163 TEL: TIL: 110110-2332 TLX: 385638 TLX: TLX: TLX: COM: 34,40 COM: COM: 35 CON:

UCHIDA YOTAXA PROF ULNSCHNEIDER PETER PROF ONSOELD ALBRECHT PROF URBARZ H OX TOKYO ASTRONOMICAL INST FUER THEORETISCHE INST THEOR PHYS ( STERNW ASTRONOKISCHES INSTITUT OBSERVATORY ASTROPHYSIK NEUE UNIV PHYSIK ZENTRUH DER UNIVSRSITAET OSAKA. MITAKA IK NEUENHEIMER FELD 561 OLSHAUSENST GEB N 61C AUSSENSTELLE (EISSENAU TOKYO 18! D-5900 HEIDELBERG D-2300 KIEL 1 7980 RAVENSBURG/RASTHALDE JAPAN GERMANY, F.R. GERMANY, F.R. GERMANY, F.R. TEL: TEL: 6221-562837 TEL: 431-84235 TEL: 0751-61621 TLX: TLX: 461515 UNIHD D TLX: TLX: COM: 12 COM: 36 COM: COM: UDAL'TSOV Y A OR ULRICH BRUCE T PROF UNNIN STEPHBN C URECHB VASILE DR PHYSICAL INSTITUTE EILTENSPERGER STR 93 CALTECH UNIVERSITY OF CLUJ-NAPOCA USSR ACADEMY OF SCIENCES D-8000 MUNCHEN 40 105-24 FACULTY OF MATHEMATICS LENINSH PROSPECT 53 GERMANY, F.R. PASADENA CA 91125 STR K KOGALNICEANU 1 117924 MOSCOW TEL: U.S.A. 3400 CLUJ NAPOCA U.S.S.R. TLX: TEL: 213-356-4973 RUMANIA TEL: SERFUHOV 32889 COM: 25.40 TLX: 575425 TEL: 951-16101/11592 TLX: 411479 NEOD SU COK: 40 TLX: COM: 40 COM: 25,42 DENO SUEO PROF ULRICH NARIS-HELERE D DR UPGREN ARTHUR R OR URPO SEPPO I KAHAZAWA INSTITUTE VAN VLECK OBSERVATORY HELSINKI UNIV OF TECHNOL. OF TECHNOLOGY ssKARL-SCHWARSZCHILD-STo R 2 WESLEYAN UNIVERSITY RADIO LABORATORY • NONOICHIMACHI D-8046 GARCHING 3 MUNCHEN MIDDLETOWN CT 06457 OTAKAARI 5 A ISHIKANA 921 GERMANY, F.R. U.S.A. SF-02150 ESPOO 15 JAPAN TEL: 89-320-06-229 TEL: 203-347-9411 FINLAND TEL: 0762-48-1100 TLX: 52828222 EOD TLX: TEL: 358-0-4512548 TLX: 5122456 KIY LCJ COM: 28,34,40 COM: 24P,33.37,45 TLX: 122771 RORTA SF COM: 36 COM: 10,40 UESUGI AKISA OR ULRICH ROGER K PROF UPSON (ALTER L II DR USHER PETER D DR DEPT OF ASTRONOMY DEPT OF ASTRONOMY . PRINCETON UNIVERSITY OBS DEPT OF ASTRONOMY UNIVERSITY OF KYOTO UNIVERSITY OF CALIFORNIA PEYTON HAIL PENNSYLVANIA STATE UNIV SARYOKU 8931 MSB PRINCETON NJ 08540 507 DAVEY LAB • KYOTO 606 LOS ANGELES CA 90024 U.S.A. UNIVERSITY PARK PA 16802 JAPAN U.S.A. TEL: U.S.A. TEL: TEL: 213-825-4270 TLX: TEL: 814-865-3509 TLX: TLX: COM: 44 TLX: 842510 PENNSTBSTRCG COM: 05,36 COK: 35 COM: 27 UKITA NOBUHARU UKLEHSKI VASIL UPTON E K L DR UTSUNI KAZUHIKO OX N09EYAMA RADIO OBS DEPT OF ASTRONOMY AND ASTRONOMY DEPT DEPT OF ASTRONOKY TOKYO ASTRON OBSERVATORY NATL ASTRON OBSERVATORY UCLA HIROSHIMA UNIVERSITY NOBEYAMA, MINAMISAKU 72 LENIN BLVD LOS ANGELES CA 90024 NAKA-KU, HIGASHI-SENDA NAGANO 384-13 1784 SOFIA U.S.A. HIROSHIMA 730 JAPAN BULGARIA TEL: JAPAN TEL: 267-98-2831 TEL: 73-41-559 TLX: TEL: 082-241-1221 TLX: 3329005 TLX: 23561 ECF BAN BG COK: TLX: COM: 40 COM: COK: 29 ULFBECK OLB OX UNDEXHILL AIRE B DR URAS SILVANO DR UUS UNDO OX NIELS BOHR INSTITUTE 4696 NEST 10TH AVE 1301 ISTITUTO DI ASTRONOKIA TARTU ASTROPHYSICAL BLEGDANSVEJ 17 VANCOUVER BC V6R 2J5 VIA OSPEDALE 72 OBSERVATORY DK-2100 COPENHAGEN CANADA 1-09100 CAGLIARI 202444 TORAVERE, ESTONIA DENMARK TEL: 604-224-3552 ITALY U.S.S.R. TEL: TLX: TEL: 070-711246 TEL: TLX: COM: 29.36C.44 TLX: 790326 OSSAST I TLX: COK: COK: COK: 12,35

OUCH BOBBY LEE UNDERNOOD JAKES H OR URASIN LIRIK A OX VAGBR ZEEV DR STEWARD OBSERVATORY CTR F X-RAY OPTICS 80-101 ENGELHARDT ASTRONOMICAL DEPT OF PHYSICS UNIVERSITY OF ARIZONA LAURENCE BERKELEY LAB OBSERVATORY WEIZKANN INSTITUTE TUCSON AZ 85721 UNIVERSITY OF CALIFORNIA 422526 KAZAN REHOVOT U.S.A. BERKELEY CA 94720 U.S.S.R. ISRAEL TEL: 602-621-1537 U.S.A. TEL: 32-48-27 TEL: TLX: TEL: 415-486-4958 TLX: TLX: CON: 09 TLX: 910-366-2037 COM: 34 COK: COM: 10,44 ULKER MELVILLE P PROF UNNO WASABURO PROF DRBANIK KA8EK OX VAGHI SERGIO DR DEARBORN OBSERVATORY RES INST SCI i TECHNOLOGY ASTRONOKICAL OBSERVATORY ESTEC/PHA NORTHWESTERN UNIVERSITY KINKI UNIVERSITY JAGIELLONIAR UNIVERSITY POSTBUS 299 EYAISTON IL 60201 3-4-1 ROWARAE. HIGASHI UL. ORLA 171 NL-2200 AG NOORDIIJK U.S.A. OSAKA 577 30-244 KRAKOW NETHERLANDS TEL: 312-491-5633 JAPAN POLAND TEL: 31-1719-83453 TLX: 9102310040 TEL: 06-721-2332 TEL: 4812-221877 TLX: 39098 COM: TLX: TLX: 0322297 UJ PL COK: 20 COK: 12,34,35.36 COK: 28

VAINSTEIN L A DR VALTONEN KAURI J PROF VAN BREUGEL NIL VAN DER BORGHT RENE PROF PHYSICAL INSTITUTE DEPT OF PHYSICAL SCIENCES RADIOASTRONOMY LABORATORY DEPT OF MATHEMATICS USSR ACADEMY OF SCIENCES UNIVERSITY OF TURRU UNIVERSITY OF CALIFORNIA MONASH UNIVERSITY LENINSRY PROSP. 53 IT. PITRARATU 1 601 CAMPBELL HALL CLAYTON VIC 3168 117924 MOSCON SF-20520 TURRU 52 BERKELEY CA 94720 AUSTRALIA U.S.S.R. FINLAND U.S.A. TEL: 541-2580 TEL: 135-22-50 TEL: 358-21-645973 TEL: 415-642-5275 TLX: 32691 MONASH AA TLX: TLX: 62683 TYF SF TLX: COM: 35 COM: 49 COM: 07 COM: VALBOUSOUET ARMAND DR VAN AGT S L TH J DR VAN BUEREI HENDRIR G PROF VAN DER HUCHT RAREL A DR CBS DE STRASBOURG STERRENRUNDIG INSTITUUT ADVISORY COUNCIL FOR SRON SPACE RESEARCH LAB. 11 RUE DE L'UNIVERSITE TOERNOOIVELD SCIENCE POLICY RESEARCH UTRECHT F-67000 STRASBOURG NL-6525 ED NIJMEGEN P O BOX 18524 BENELUXLAAN 21 FRANCE NETHERLANDS NL-2502 EM THE HAGUE NL-3527 HS UTRECHT TEL: 88-35-43-00 TEL: 80-558-833 NETHERLANDS NETHERLANDS TLX: TLX: 48228 NINAT NL TEL: 070-639922 TEL: 030-937145 COM: 24.26,51 COM: 27 TLX: TLX: 47224 COM: COM: 26,29,44C VALENTIJN EDHIH A DR VAN ALBADA TJEERD S DR VAN CITTERS GORDON V DR VAN DER HULST JAN N DR RAPTEYN LABORATORIUN RAPTEYN LABORATORIUN DIV OF ASTRONOMICAL SCI NETHERLANDS FOUNDATION OF POSTBUS 800 POSTBUS 800 NTL SCIENCE FOUNDATION RADIOASTRONOMY NL-9700 AV GRONONGEN NL-9700 AV GRONINGEN WASHINGTON DC 20550 POSTBUS 2 NETHERLANDS NETHERLANDS U.S.A. NL-7990 AA DNINGELOO TEL: 50-11-66-95 TEL: 050-116695 TEL: NETHERLANDS TLX:' TLX: 53572 STARS NL TLX: TEL: 31-5219-7244 COM: COM: 28 COM: 09 TLX: 42043 SRZM NL COM: 28,40 VALLEE JACQUES P DR VAN ALLEN JAMES A PROF VAN DE HULST H C PROF DR VAN DER RRUIT PIETER C DR HERZBERG IHSTITUTE DEPT PHYSICS i ASTRONOMY STERRENACHT RAPTEYN LABORATORIUN CNRC UNIVERSITY OF IONA POSTBUS 9513 POSTBUS 800 100 SUSSEX DRIVE IOKA CITY IA 52242 NL-2300 RA LEIDEN NL-9700 AV GRONINGEN OTTAWA ONT R1A 0R6 U.S.A. NETHERLANDS NETHERLANDS CANADA TEL: 319-353-4531 TEL: 071-148333 TEL: 50-63 40 73 TEL: 613-993-6060 TLX: TLX: 39058 TLX: 53572 STARS NL TLX: CON: 10,16,21,49 COM: 21,34,40.44 CON: 28P.33.40 COM: 40,51 VALNICK BORIS DR VAN ALTERA IILLIAM F PROF VAN DE IAXP PETER VAN DER LAAN H PROF DR ASTRONOMICAL INSTITUTE YALE UNIVERSITY OBS AMSTEL 244 STERRENACHT CZECH. ACAD. OF SCIENCES PO BOX 6666 NL-1017 AR AMSTERDAM POSTBUS 9513 OBSERVATORY NEV HAVEN CT 06511 NETHERLANDS NL-2300 RA LEIDEN 251 65 ONDREJOV U.S.A. TEL: 020-22-33-77 NETHERLANDS CZECHOSLOVAKIA TEL: 203-436-8318 TLX: TEL: 71-148333-5848 TEL: 204-999-202 TLX: COM: 24,26,51 TLX: 39058 ASTRO NL TLX: 121579 COM: 24V,37 COM: 28,34,40,47 COM: 09,10C,44

VAI DER RAAT HERMAN B VAI SAME (ALTER YAI llltntOOP J DR IR VAN'T VBER-KENNERET CL BR DEPT OF PHYSICS ran OF SOUTH CAROLINA STERREVACHT SORNENBORGH INSTITUT D'ASTROPHYSIOUE UNIVERSITY OF BIRNINGHAN COASTAL CAROLINA COLLEGE ZONNENBURG 2 98 BIS BOULEVARD ARAGO P 0 BOX 363 PO BOX 19541 IS9) NL-3512 VK UTRECHT F-75014 PARIS 8IRKINGHAN B15 2TT CONVAY SC 29526 NETHERLANDS FRANCE D.R. U.S.A. TEL* TEL: 1-320-14-25 TEL: 021-472-1301 TEL: TLX: 47224 ASTRO TLX: TLX: 228938 SPAPBY 0 TLX: CCH: 40 COK: 29,36 COK: 35 COK: 42 YU DSSSEL BDHI LODO DR VAR BERK G YAI PARADIJS JOHANNES DR VANDEN BOUT PAUL A XONINKLIJKE STERRENVACHT STERREVACHT LEID2H ASTRONOKICAL INSTITUTE NRAO RINGLAAN 3 POSTBUS 5513 ROETERSTRAAT 15 EDGEKCNT ROAD B-1180 BRUSSELS NL-2300 RA LEIDEN NL-1018 VB AKSTERDAK CHARLOTTESVILLE VA 22903 BELGIUM NETHERLANDS NETHERLANDS U.S.A. TEL: 32-26-735366 TEL: TEL: 31-20-522003/4 TEL: 804-296-0241 III: 2156: OBSBEL TLX: TLX: 16460 FACVN NL TLX: 910-997-0174 COK: 26,30 COK: COK: 42 COK: 34,40

YAI DIGCBLEN J DR YAI HOOF A PROF BI YAI REGBIORTER HENRI DR VAIDBIBBIG DOI Dt STERREVACHT SCNNENBORGH ASTRONOKISCH INSTITUUT OBSERVATOIRE DE PARIS C/O PHYSICS DEPT ZONNENBURG 2 RATHOLIEKE UNIY LEUVEN SECTION DE NEUDON UNIVERSITY OF VICTORIA NL-3512 NL UTRECHT CELESTIJNENLAAN 200B F-92195 KEUDON PL CEDEX P O BOX 1700 NETHERLANDS B-3000 LEUVEN FRANCE VICTORIA BC Y8V 2Y2 TEL: 02940-12996 BELGIUM TEL: 1-534-75-70 CANADA TLX: TEL: TLX: 201571 P TEL: 604-721-7739 COK: TLX* COK: 14,36 TLX: 0497222 COK: 27,33,42 COK: 35.37 YAI DORN BRADT HALE DR VAN HORN HUGE X PROF VAI REISBBRGEI IALTER DR VAIDERYOORT PBTBR O DR KIT RK 37-581 DBPT PHYSICS i ASTRONOKY ASTROPHYSISCH INSTITUUT DEPT ASTRON i ASTROPHYS CENTER FOR SPACE RESEARCH UNIVERSITY OF ROCHESTER '/RUE UNIVERSITEIT 5640 ELLIS AVENUE CAKBRIDGE HA 02135 ROCHESTER NY 14627 PLEINLAAN 2 CHICAGO IL 60637 U.S.A. U.S.A. B-1050 BRUSSSL U.S.A. TEL: 617-253-7550 TEL: 716-275-4344 BELGIUK TEL: 312-962-8209 TLX: 921473 NITCAK TLX: TEL: 02-641-34-97 TLX: COK: COK: 35 TLX: COK: 33 COK: 14 YAI DUIRER R J DR YAI HOUTEI C J DR VAI RIPER KENNETH A DR VANTSER VLADIMIR PROF FORKER BV STERREVACHT LEIDEN LOS ALANOS NATIONAL LAB DEPT OF ASTROIOKY P O BOX 7600 POSTBUS 9513 MS B 226 X-6 CHARLES UNIVERSITY NL-1117 ZJ SCHIPHOL HL-2300 SA LEIDEN PO BOX 1663 SVEDSKA 8 NETHERLANDS NETHERLANDS LOS ALANOS NN 87545 150 00 PRAHA 5 TEL: 020-5442030 TEL: 71-148333 U.S.A. CZECHOSLOVAKIA TLX: 12227 TLX: 39058 ASTRO NL TEL: 505-667-8104 TEL: 00422-540395 COK: 44 COK: 20 TLX: TLX: 121673 KFF COK: 35,48 COK: 15,34.47 YAI FLAIDERI THOKAS DR VAI HOUTEI-GROENEVELD I YAI SPBYBROECI LBOI P DR VAPILLON LOIC J DR Y.F. ASSOCIATES STERREVACHT LEIDEN CENTER FOR ASTROPHYSICS OBSERVATOIRE DE PARIS 6327 WESTERN AVE NV POSTBUS 9513 60 GARDEN STREET SECTION DE KEUDON WASHINGTON DC 20015 HL-2300 RA LEIDEN CAKBRIDGE KA 02138 F-92195 KEUDON PL CEDEX U.S.A. NETHERLANDS U.S.A. FRANCE TEL: 202-363-3860 TEL: 71-148333x5881 TEL: 617-495-7233 TEL: 1-45-34-75-30 TLX' TLX: 39058 ASTRO NL TLX: TLX: 20571 CON: 04,16,20,51 COK: 20 COK: 44 COK:

VAI SBIDBRBI A M DR YAI BOVEI GERARD DR VAI VOBRDEN HUGO PROF DR YARDAHAI R A DR STERREVACHT LEIDEN DEPT OF PHYSICS KAPTEYN LABORATORIUK BYURAKAR ASTROPPHYSICAL POSTBUS 9513 UNIVERSITY OF CALIFORNIA POSTBUS 800 OBSERVATORY NL-2300 RA LEIDEN IRVINE CA 92717 NL-9700 AY GRONINGEN 378433 ARKENIA NETHERLANDS U.S.A. NETHERLANDS U.S.S.R. TEL: 071-148333 TEL: 714-856-5145 TEL: 50-116-695 TEL: 28-41-42 TLX: 31476 ASTRO NL TLX: 683322 IRIN TLX: 53572 STARS NL TLX: COM: 27C COK: 10,12 COM: 28,33,34,40 COK: 25

YAI GORKOK JACCjUELIIE B YAI LEER B DR VAN'T VEER FRABS DR VARDAYAS ILIAS KIHAIL NRAO DELFT UNIY OF TECHNOLOGY INSTITUT D'ASTROPHYSIOUE ALLIGATOR RIVERS RES INST PO BOX 0 DEPT KATHS 5 INFORMATICS 98 BIS BOULEVARD ARAGO P.O. BOX 387 SOCORRO NK 87801 P.O. BOX 356 F-75014 PARIS BONDI JUNCTION NSV 2022 U.S.A. NL-2600 AJ DELFT FRANCE AUSTRALIA TEL: 505-772-4302 NETHERLANDS TEL: 1-43-20-14-25 TEL: 02-3870697 TLX: 910-997-0174 TEL: 015-783634 TLX: 270776 OBSASTR TLX: 23984 ARRIS COK: 40 TLX: 38151 BHTHD CON: 10,36,42 CON: 36 COK:

VARDYA 1s DR VADCLAIR GERARD P DR VEIS GEORGE PH D VERBEEK PAUL DR TATA INSTITUTE OF OBS DU PIC-DU-KIDI GEODESY LABORATORY GEORGE HINHELAAN- 50 FUNDAMENTAL RESEARCH ET DE TOULOUSE NATL TECHNICAL UNIVERSITY B-9830 S KARTENS-LATEK HOKI BBABHA RD 14 AVENUE EDOUARD BELIN ATHENS BELGIUK BOMBAY 400 005 F-31400 TOULOUSE GREECE TEL: 09-82-61-19 INDIA FRANCE TEL: TU: TEL: 219111 x221 TEL: 61-25-21-01 TLX: COS: TLX: 011-3009 TIFR IK TLX: 530776 COK: 19 COK: 35,36 COK: 35 VARNA RAK EUKAR PROF VADCLAIR SYLVIE D DR VEISKANN UNO DR VERDET JEAN-PIERRE DR PHYSICAL RESEARCH LAB OBS DU PIC-DU-KIDI TARTU OBSERVATORY OBSERVATOIRE DE MRIS AHKEDABAD 380 009 ET DE TOULOUSE 202444 ESTONIA 61 AVE DE L'OBSERVATOIRE INDIA 14 AVENUE EDOUARD BELIN U.S.S.R. F-75014 TEL: 272-462-129 F-31400 TOULOUSE TEL: FRANCE TLX: 0121397 PEL III FRANCE TLX: TEL: 1-320-12-10 COK: 28 TEL: 61-25-21-01 COK: TLX: TLX: COK: 41 COK: VARSAVSXY C K DR VAUGHAI ARTHUR H DR VELGHE ALBERT G PROF DR VERES FERENC LAS BERAS 1975 16'A! PERKIH-ELKER CORP AHORNLAAN 29 BAJA OBSERVATORY BUENOS AIRES 7421 ORANGENOOD AVE B-9910 GENT ASTRONOMICAL INSTITUTE ARGENTINA GARDEN GROVE CA 92641 BELGIUK BOX 110 TEL: U.S.A. TEL: H-6500 BAJA TLX: TEL: 714-895-1667 TU: HUNGARY COK: 14.33,40 TU: COK: 05,25,33 TEL: 11064, 12170 COK: 10,12,25 TLX: 281303 COK: VARSBAL0VIC8 DIKITRIJ PR VAZ LUIZ PAULO RIBBIRO VELROV EIRIL VERGXAIO A PROF PBYSIIO-TECHHICAL IISI OBSERVATORIO ASTRONOKICO DEPT OF ASTRONOKY AND OSSERVATORIO ASTRONOKICO USSR ACADEMY OF SCIBNCES OEPTO DE FISICA-ICEX-UFKG NATL ASTRON OBSERVATORY 1-10025 PINO TORINESE 194021 LENINGRAD CAIXA POSTAL 702 72 LENIN BLVD ITALY 'J.S.S.R. 30161 BELO HORIZONTE - KG 1784 SOFIA TEL: TEL: 247-22-55 BRAZIL BULGARIA TLX: TLX: TEL: 55-31-4412541 TEL: 73-41-614 COK: COK: 14,34,51 TU: 312308 UFKG BR TLX: 23561 ECF BQN BG CON: 42 COK: 09,10 VARVOttlJ 1 DR VAZQUEZ NANUEL DR VELUSAKY T DR VERHEEST FRANC ASSOC PROF DEPT OF ASTRONOKY INSTITUTO DE ASTROFISICA RADIO ASTRONOKY CTR INST TBEORET. KECHANIRA UilVERSITY THESSALOKIRI DE CANARIAS P 0 BOX NO 8 RIJKSUNIVERSITEIT GENT GR-54006 THESSALOKIRI LA LAGUNA UDEAGAKANDALAK 643 001 RRIJGSLAAN 281 IS9I' GREECE - 38071 TENERIFE INDIA B-9000 GENT TEL: 30-31-991357 SPAIN TEL: 2651 i 2032 8ELGIUN TLX: 412181 TEL: TLX: 8458438 TIFR IN TEL: 091-22 57 15 COK: 07 TLX: COK: 40 TU: 12 754 RUGENT B COK: 51 COK: 49 VASHIOY'YAI SOF'YA I DR VEEDER GLENN J DR VENRATARRISHNAN P DR VERNA R P DR STERNBERG STATE JPL INDIAN INSTITUTE OF TATA INSTITUTE OF ASTROIOKICAL INSTITUTE NS 183-501 ASTROPHYSICS FUNDAKENTAL RESEARCH DNIVERSITET5EIJ PROSP 13 4800 OAR GROVE DRIVE BANGALORE 560 034 BOKBAY 400 005 119889 HOSCOB PASADENA CA 91109 INDIA INDIA U.S.S.R. U.S.A. TEL: TEL: TBL: 139-37-64 TEL: 213-354-7388 TU: TLX: TLX: 113037 JAPET TLX: COK: 12 COK: 25 COK: 07 COK: 15 YASILEYA GALIIA J DR VEGA E. IRENE DR VENRATESAN DORASNAKY DR VERNIANI FRANCO PROF PULIOVO OBSERVATORY OBSERVATORIO ASTRONOKICO PHYSICS DEPT DIPARTIKENTO DI FISICA 196140 LEIIIGRAD DE LA UNLP UNIVERSITY OF CALGARY VIA IRNERIO 46 U.S.S.R. PASEO DEL BOSQUE s/n CALGARY ALB T2N 1N4 1-40126 BOLOGNA TEL: 1900 LA PLATA CANADA ITALY TU: ARGENTINA TEL: TEL: 26-09-91 COK: 12 TEL: 021-21-7308 TLX: TU: 211664 TLX: 31151 BULAP AR COK: 10 CON: 22 CON: 33 VASILIVSEIS STANISLAUS VEILLET CHRISTIAN VENUGOPAL V R DR VERON KARIB-PAULE DR 455 GRAIT AVE 16 CERGA RADIO ASTRONOKY OBS DE HAUTE-PROVENCE PALO ALTO CA 94306 AVEN1IB COPERNIC CENTRE OF TIFR F-04870 ST-KICHEL L'OBS. U.S.A. F-06130 GRASSE POST BOX 8 FRANCE TEL: 415-325-8567 FRANCE UDHAGAKANDALAK 643 001 TEL: 92-76-63-68 TU: TEL: 93-36-58-49 INDIA TU: COl: 24 TU: 470865 TEL: 2651 4 2032 COK: 28 COK: 07,19,20 TLX: 0853-241 RAC IN COK: 33,40,51

VEXOX PHILIPPE DX YIDAL JEAN-LOUIS OR VILHE1A DE NORAES R DR visamc ETHAI T OBS DE HAOTE-PRCVEHCE OBS DO PIC-DU-NIDI DEPTO DE ASTROHONIA F-04870 ST-MICHEL L'OBS. F-65200 BAGNERES-DE- ITA-CTA UNIVERSITY OF TEXAS FRANCE DEPT OF ASTRONOMY FRANCE 12200 S. JOSE DOS CAMPOS AUSTIN H 78712 TEL: 92-76-63-68 TEL: 62-95-19-69 BRAZIL U.S.A. TLX: TLX: 531625 TEL: 55-123-229088 TEL: 512-471-1429 COS: 28,40 CON: 34 TLX: 01173437 ZNO-24-73 TLX: COM: 07 COM: 47 VEXSCHUOR 5ERRIT L PROF VIDAL NISSIN V DR VILHU OSMI DR VISHVBSHNARA C V PROF ARECIBO OBSERVATORY DEPT PHYSICS i ASTRONOMY OBS AND ASTROPHYS LAB RAMAN RESEARCH INSTITUTE PO BOX 995 TEL-AVIV UNIVERSITY UNIVERSITY OF HELSINKI BANGALORE 560 080 ARECIBO PR 00613 TEL-AVIV 69978 TAHTITORNINMAEI INDIA U.S.A. ISRAEL SF-30130 HELSINKI 13 TEL: 360122 TEL: TEL: FINLAND TLX: 845671 TLX: TLX: TEL: COM: 47 COB: 33,34,40,51 COM: 48 TLX: COM: 29,35,42 YBSECIY J F DR VIDAL-MADJAR ALFRED DR VINER MELVYN R DR VISVANATHAN NATARAJAN DR DEPT OF ASTRONOMY INSTITUT D'ASTROPHYSIOUE DEPT OF METALLURGICAL MT STROMLC OBSERVATORY THE OHIVERSITY 98 BIS BOULEVARD ARAGO ENGINEERING NODEN P.O. ACT 2606. LEICESTER LEI 7RH F-75014 PARIS QUEEN'S UNIVERSITY AUSTRALIA I.E. FRANCE KINGSTON ONT K7L 3N6 TEL: 062-831111 TEL: TEL: 1-43-20-14-25 CANADA TLX: 62270 TLG CANOPUS AA TLX: TLX: TEL: 613-547-2634 COM: 25,28.34 COM: COM: 34,44 TLX: COM: 34,40 YETESJIX HIROSLAV DR VIEIRA MARTINS ROBERTO DR VULVAR RENATO VITINSKIJ YURIJ I DR GARYOUNIS UHIVERSITY OBSERVATORIO NACIONAL UNIVERSITY OF SOUTHERN PULKOVO OBSERVATORY FACULTY OF SCIENCE RUA GENERAL BRUCE 586 PHILIPPINES 196140 LENINGRAD FOB 9480 2 SAO CRISTOVAO OBRERO DAVAO CITY 9501 U.S.S.R. BENGHAZI 20921 RIO DE JANEIRO PHILIPPINES TEL: 298-22-42 LIBYA BRAZIL TEL: TLX: TEL: TEL: 021-580-7313 TLX: COM: 10,12 TLX: TLX: 021-21288 COM: 10 COM: 33.42 COM: 20 YETTOLANI SIAMPAOLO VIGIER JEAN-PIERRE DX YINOD S KRISHAN MRS DR VITON MAURICE DX 1ST. DI RADIOASTRCNOMIA INSTITUT H. POINCARE INDIAN INSTITUTE OF L A S CNR 11 RUE P.S M. CURIE ASTROPHYSICS TRAVERSE DU SIPHON VIA IRRERIO 46 F-75005 PARIS BANGALORE 560 034 LES TROIS LUCS 1-40126 BOLOGNA FRANCE INDIA F-13012 MARSEILLE ITALY TEL: TEL: 566585/566497 FRANCE TEL: 39-51-232856 TLX: TLX: 0845-763 IIAB IN TEL: TLX: 211664 INFN 30 I COM: COM: IOC,49 TLX: COM: COM: YEVERIA JOSEPH DR VIGOTTI MARIO VINTI JOHN P DR VITTONE ALBERTO ANGELO CORNELL UNIVERSITY LAB. DI RADIOASTRCNOMIA MIT OSSERVATORIO ASTRONOMICO 312 SPACE SCI BLDG VIA IRNERIO 46 MEASUREMENT SYSTEMS LAB DI CAPODIMONTE ITHACA NY 14853 1-40126 BOLOGNA RM N59-216 VIA MOIARIELLO 16 U.S.A. ITALY CAMBRIDGE MA 02139 1-80131 NAPOLI TEL: 607-256-3507 TEL: 51-232856 U.S.A. ITALY TLX: 937478 TLX: TEL: 417-782-2470 TEL: 81-440101 COM: 15.16 COM: TLX: TLX: COM: 07 COM: VIAL JEAN-CLAUDE VIII TONU DX VIOTTI ROBERTO DR VITTORIO NICOLA LPSP TORAVERE OBSERVATORY CNR ASTROFISICA SPAZIALE ISTITUTO ASTRONOMICO BP 10 202444 TARTU RAJ, ESTONIA C P 67 UNIVERSITA DI ROMA F-91371 VERRIERES-LE-B. USSR' 1-00044 ROMA VIA LANCISI 29 FRANCE TEL: 4-11-81 TARTU ITALY 1-00161 ROMA TEL: 1-69-20-10-60 TLX: TEL: 06-942-5655 ITALY TLX: 600252 COM: 36 TLX: 610261 TEL: COM: 10,12,44 COM: 27,29,44 TLX: COM: VICENTE RAIMUNDO O PROF VILA SAMUEL C PROF VIRGOPIA NICOLA PXOF VIVEKANAND N DR FACULDADE CIENCIAS LISBOA DEPT OF ASTRONOMY DIPT. DI MATEMATICA RAMAN RESEARCH INSTITUTE RUA MESTRE AVIZ 30 R C UNIV OF PENNSYLVANIA UNIV DI ROMA LA SAPIENZA BANGALORE 560 080 1495 LISBOA 3 3RD 4 NALNUT STREETS CITTA UNIVERSITARIA INDIA PORTUGAL PHILADELPHIA PA 19104 1-00185 ROMA TEL: 360122 TEL: 2112388 U.S.A. ITALY TLX: 845671 RRI IN TLX: TEL: 215-898-5994 TEL: COM: 40 COM: 19,31 TLX: TLX: COM: 35 COM:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 639 VIVES TE0D0X0 JOSE DR VOLONTE SERGE DR VOROSHIMV V I DR IACHMANN A A PROF DR CTR ASTROS HISPANO ALENAN DEPT D'ASTROPBYSIQUE MAIN ASTRONOMICAL OBS SCHNIEDERSBEXG 2B REINA (6 9°B UKIVERSITE DE NONS UKRAINIAN ACADEMY OF SCI D-2057 REINBEK CORRECS 511 19 AVENUE KAISTRIAU 252127 KIEV GERMANY, F.R. 04002 ALNERIA B-7020 MONS 'J.S.S.R. TEL: SPAIN BELGIUM TEL: 66-31-10 TLX: TEL: 23-09-48 TEL: 065-31-51-71 TLX: 131406 SKY SU COM: 27 TLX: 78812 DSAZ E TLX: 57764 UENONS B COM: 33 COM: COM: 12.14 VLACEOS DEKETRIUS G PROF VOI BORZESZKONSXI B B DR VORPAHL JOAN A DR NACKERIAGEl H BEAT DR UNIV OF THESSALOHIRI EINSTEIN-LABORATORIUN AEROSPACE CORPORATION 51 BROADMOOR HILLS DRIVE DEPI GEODESY i SURVEYING ARAB. IISSENSCHAFTEN DDR PO BOX 92957 COLORADO SPRINGS CO 80906 FACULTY OF EKSINEERING ROSA-LUXEMBURG-STR 17A LOS ANGELES CA 90O09 U.S.A. GR-54006 THESSALONIJI DDR-1502 POTSDAM U.S.A. TEL: 303-576-2382 GREECE GERMANY, D.R. TEL: TLX: TEL: 031-991520 TEL: 762225 TLX: COM: 04,31 TLX: 412181 AUTH GR TLX: COM: COS: COM: 47 VLADIHIROV SIXEOI VOI DEI HEIDE JOBANN DR VRBA FREDERICX J DR HADDINGTON C JAKE PROF ASTRONOMICAL OBSERVATORY ALARDUSSTR 12 US NAVAL OBSERVATORY PHYSICS DEPT "2 LENIN BLVD D-2000 HAMBURG 20 PO BOX 1149 UNIVERSITY OF MINNESOTA POST BOX 15 GERMANY. F.R. FLAGSTAFF AZ 86002 116 CHURCH ST S.E. SOFIA 1309 TEL: 40-491-4016 U.S.A. MINNEAPOLIS MN 55455 BULGARIA TLX: TEL: 602-779-5132 U.S.A. TBL: 23-13-97 COM: 8 TLX: TEL: 612-624-2566 TLX: COM: 0S.25C.34 TLX: 910-576-2955 COM: 09 COM: VOELE HBINXICH J PROF VOI BOERIER SEBASTIAN DR VREUX JEAN MARIE DR MADE CAMPBELL M DR NPI FUER KERNPHYSH KRUNNENACRER-STR 186 INSTITl'T D'ASTROPHYSIQUE NRAO POSTFACH 103 980 0-7300 ESSLINGEN UKIVERSITE DE LIEGE PO BOX 0 D-6900 HEIDELBERG GERMANY, F.R. AVENUE DE CCINTE 5 SOCORRO NM 87801 GERMANY, F.R. TEL: B-4230 COINTE-ODGREE U.S.A. TEL: 5221-516-295 TLX: BELGIUM TEL: 505-835-5351 TLX: 461666 COM: 51 TEL: 41-529980 TLX: 910-988-1710 CON: 14.48 TLX: 41264 COM: 40 COM: 29 VOGT NIKOLAIS DR VON SOCBER HERMANN DR VU DUOIG TUYEN DR NAELKEIS CIRISTOFFEL DEPTC DE ASTRONCNIA INSTITUT. FUER ASTRONOMIE BUREAU DES LONGITUDES ASTRONOMISCH INSTITUUT UNIVERSIDAD CATOLICA DER UNIVERSITAET IIBI 77 AVE DENFERT-ROCHEREAU KATHOLIEKE UNIV. LEUVEN CASILLA 6014 TUERKENSCHANZSTR 17 F-75014 PARIS CELESTIJKENLAAN 200B SANTIAGO . A-1180 NIEN FRANCE B-3030 HEVERLEE CHILE AUSTRIA TEL: 1-43-20-12-10 BELGIUM TEL: 775474 TEL: TLX: TEL: 016-20-06-56 TLX: 240395 PUCVA CL TLX: COM: 20 TLX: 25715 COM: 27,37,51 COM: COM: 27 VOGT STEVBN SCOTT VOI NEIZSABCKER C F PROF VVJIOVIC VLADIS DR NAGNER RAYMOND L DR LICK OBSERVATORY MAX-PLANCK INSTITUT INSTITUTE OF PHYSICS FORD AEROSPACE UNIVERSITY Of CALIFORNIA RIENERSCHNID-STR 7 OF THE UNIVERSITY F-10 SANTA CRUZ CA 95064 D-8130 STARNBERG P O B 304 2880 E. FOUNTAIN BLVD U.S.A. GERMANY, F.R. 41001 ZAGREB COLORADO SPRINGS CO 80910 TEL: 408-429-2844 TEL: YUGOSLAVIA U.S.A. TLX: 910-598-4408 TLX: TEL: 041-271211 TEL: 303-635-8911 COM: 29 COM: TLX: 22203 IFS YU TLX: COM: 14,46 COM: VOIGT HANS i PROP VONDIAK JAI DX VUKICEVIC K I PROF SR NAGNER IILLIAK J DR. UNIVBRSITIBTS-STERNNARTE ASTRONONICAL INSTITUTE DEPT OF ASTRONONY NOAA/SPACE ENVIR. LAB GEISMARLAIDSTR 11 CZECH. ACAD. OF SCIENCES FACULTY OF SCIENCES 325 BROADWAY 0-3400 GOETTINGEN BUDECSKA 6 STUDENTSKI TRG 16 PO BOX 3000 GERMANY, F.R. 120 23 PRABA 2 11000 BEOGRAD BOULDER CO 80303 TEL: 0551-395041 CZECBOSLOVAKIA YUGOSLAVIA U.S.A. TLX: 96753 USTERN D TEL: 42-2-258757 TBL: TEL: 303-497-3274 COM: 05,29.38C TLX: 66-122486 TLX: TLX: CON: 19C CON: 12 COM: VOLLAND B DR VOROITSOV-VEL'YAKINOV B A VYALSHH GE1IADIJ F DX KAGONER ROBIXT V PXOF ASTRONONISCBES INSTITUT STERNBERG STATE ASTRONOM. MAIN ASTRONOMICAL OBS STANFORD UNIVERSITY DER U1IVERSITAET INSTITUTE PULKOVO VARIAN PHYSICS BLDG AUF DEN HUEGEL 71 117234 MOSCON 196140 LENINGRAD STANFORD CA 94305 0-5300 BON U.S.S.R. U.S.S.R. U.S.A. GERMANY. F.R. TEL: TEL: TEL: 415-723-4561 TEL: 0228-733674 TLX: TLX: TLX: 348402 TLX: 0886440 CON: 28,34 COM: 10 COM: 47 COM:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 640 LIST OF MEMBERS vmuTsu m-KHi OR WALKER GORDON A H PROF IALLACE LLOYD V DR WALSH DENNIS DR JUNIOR DEPARTMENT DEFT GEOPHYS 4 ASTRONOKY RITT PEAK NATIONAL NRAL COLLEGE OF TECHNOLOGY UNIV OF BRITISH COLUHBIA OBSERVATORY JODRELL BANK GIFU UNIVERSITY 2075 WESBROOF. PLACE PO BOX 26732 KACCL2SFIELD SK11 9DL GIFU 501-11 VANCOUVER BC V6T 1W5 TUCSON AZ 35726 U.K. JAPAN CANADA U.S.A. TEL: 0477-71321 TEL: 582-30-1111 TEL: 604-228-4133 TEL: 602-327-5511 TLX: 35149 TLX: TLX: 0454245 TLX: COK: 40,44 COK: 28C COK: 09C.34J7.45 COK: 16,21 MO KOJIRO DR WALKER HELEN WALLACE PATRICK T KR WALTER FREDERICK N INTERNATIONAL LATITUDE STERREWACHT LEIDEN STARLINK RUTHERFORD UNIVERSITY OF COLORADO OBSERVATORY POSTBUS 9513 APPLETON LAB CASA NIZUSANA NL-2300 RA LEIDEN CHILTON, DIDCOT OX11 00X PO BOX 391 HATE 023 NETHERLANDS U.K. BOULDER CO 8C309 JAPAN TEL: TEL: 44-235-445-472 U.S.A. TEL: TLX: TLX: 83159 TEL: 303-492-7606 TLX: COK: COK: 35,08,05 TLX: 9109403441 COK: 19 COK: HALBORR NOLAN R DR WALKER IAN WALTER WALLACE RICHARD K WALTER HANS G DR SPACE TELESCOPE SCI INST DEPT Of ASTRONOKY LOS ALAKOS NAT LABORATORY ASTRONOKISCHES RECHEN 3700 SAN KARTIN DRIVE THE UNIVERSITY X-7, KS B257 INSTI'UT BALTIMORE KD 21218 GLASGOW G12 8C.Q LOS ALAKOS NK 87545 KOENCHHCFSTR 12-14' U.S.A. U.K. U.S.A. D-8900 HEIDELBERG 1 TEL: 301-338-4915 TEL: TEL: 505-667-5000 GERKANY, F.R. TLX: 6849101 STSCI UN TLX: TLX: TEL: 49026 COK: 45 COK: 07 COK: TLX: 46133c ARIHD D COK: 08,24 NALCH JEAN-JACQUES WALKER KERLB F PROF WALLENQUIST AAKE A E PROF WALTER KURT PROF DR CERGA LICK OBSERVATORY ASTRONOKICAL OBSERVATORY ASTRONOKISCHES INSTITUT AVENUE COPERNIC UNIVERSITY OF CALIFORNIA NORRLANDSGATAN 34 D DER UNIVERSITAET F-06130 GRASSE SANTA CRUZ CA 95064 S-752 29 UPPSALA WALDHAUSERSTR 64 FRANCE U.S.A. SWEDEN D-7403 TUEBINGEN TEL: 93-36-58-49 TEL: 408-429-2526 TEL: 18-13 56 85 GERKANY, F.R. TLX: 470865 CERGA F TLX: TLX: TEL: 07071-296126 COK: 07 COK: 09,27,37,500 COK: 25,37 TLX: 7262714 AIT D COK: 42 WALDKEIER MAX PROF DR WALKER RICHARD L WALLERSTEIN GEORGE PROF WAKPLER E JOSEPH PROF SWISS FEDERAL OBSERVATORY US NAVAL OBSERVATORY ASTRONOKY DEPT FK 20 ESO WIRZENWEID 15 FLAGSTAFF STATION UNIVERSITY OF WASHINGTON KARL-5CHWARZSCHILD-STR 2 CH-8053 ZUERICH BOX 1149 SEATTLE WA 98195 D-8046 GARCHIHG B NUNCHEN SWITZERLAND FLAGSTAFF AZ 86002 U.S.A. GERKANY. F.P.. TEL: U.S.A. TEL: 206-543-2888 TEL: 49-89-320-06297 TLX: TEL: 602-774-6623 TLX: TLX: 52828222 SO D COK: 10,12 TLX: COK: 27,29 COK: 09 COK: 26,42 VALUER ALISTAIR ROBIN DR WALKER ROBERT K A PROF WALLIS NAX K DR WAKSTEKER WILLEX DR S A A 0 PHYSICS DEPT DEPT APPL HATHS i ASTRON ESA IDE GROUND STATION P 0 BOX 9 WASHINGTON UNIVERSITY UNIVERSITY COLLEGE VILLAFRANCA DE CASTILLO OBSERVATORY 7935 BOX 1105 P O BOX 78 P O BOX 54065 SOUTH AFRICA ST LOUIS KO 63130 CARDIFF CF1 1XL, WALES 28080 KADRID TEL: 021-470C25 U.S.A. U.K. SPAIN TLX: 5-20309 SA TEL: 314-889-6225 TEL: 222-44211 TEL: 34-1-401-9661 COK: 09,25 TLX: TLX: 488635 TLX: 42555 COK: 16 COK: 15,49,51 COK: 44 WALKER ARTHUR B C JR PROF WALKER WILLIAK S G WALKSLEY C KALCOLK DR WAN FOOK SUN CENTER FOR SPACE SCIENCE 14 APPLEYARD CRESC. KPI FUER RADIOASTRONOHIE DEPT OF KATBEKATICS STANFORD UNIV. ERL 310 AUCKLAND 5 AUF DEH 8UEGEL 69 NATL UNIVERSITY SINGAPORE STANFORD CA 94305 NEW ZEALAND 3-5300 BONN 1 KENT RIDGE U.S.A. TEL: GERKANY, F.R. SINGAPORE 3511 TEL: 415-497-1486 TLX: TEL: 0228-525305 SINGAPORE TLX: COK: 42 TLX: 0886440 KPIFR D TEL: 772-2742 COK: COK: 40 TLX: COK: WALKER BDWARD N KR WALL JASPER V DR WALRAVBN TH Dl WAX LAI ROYAL GREENWICH OBS ROYAL GREENWICH OBS P 0 BOX 98 ZO-SE SECTION HERSTNONCEUX CASTLE HERSTNONCEUX CASTLE CORNELIA SHANGHAI OBSERVATORY HAILSHAM BN27 1RP HAILSHAK BN27 IRf ORANGE FREESTATE 9850 SHANGHAI U.R. U.K. SOUTH AFRICA CHINA, PEOPLE'S REP. TE1: 0323-833171 TEL: 323-833-171 TEL: TEL: 380696 TLX: 87451 TLX: 87451 TLX: TLX: 33164 SHAO CN COK: 27 COK: 40 COK: 25,27 COK: 24,37

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 641 HAH T0N6-SHAN IAHG LAN-JUAH VANG ZHEH-YI VARGAU SALTER FRIEDRICH SHANGHAI OBSERVATORY SHANGHAI OBSERVATORY PURPLE MOUNTAIN UNIV OF SOUTH AFRICA SO NAN DAN ROAD ACADEMIA SINICA OBSERVATORY DEPT MATHS, APPL MATHS S SHANGHAI SHANGHAI NANJING ASTRONOMY, P.O. BOX 392 CHINA, PEOPLE'S REP. CHINA, PEOFLE'S REP. CHINA, PEOPLE'S REP. PRETORIA 0001 TEL: 386191 TEL: 386191 TEL: 46700 SOUTH AFRICA TLX: 33164 SHAO CN TLX: 33164 SHAO CN TLX: 34144 PMONJ 'CN TEL: 27-12-440-2133 CON: 19/40 COM: 09 COM: 12 TLX: 350068 TA UNISA TTX COB: 42 (ANAS K I 0R NAIG RENCHUAN VAIG ZHENG MING VARMAN J DR DEPT OF ASTRONOMY CENTER FOR ASTROPHYSICS SHAANXI ASTRONOMICAL OBS INSTITUTO DI ASTROHONIA CAIRO UNIVERSITY UNIV SCIENCE 5 TECHNOLOGY P.O. BOX 18 UNAM GEZA ORNAN HEFEI, ANHUI LINTONG APDC POSTAL 70-264 EGYPT CHINA, PEOPLE'S P.EP. XIAN 04510 MEXICO OF TEL: TEL: CHINA, PEOPLE'S SEP. MEXICO TLX: TLX: 50028 USTC CN TEL: 32255 XIAN TEL: COM: COM: 47 TLX: 70121 CSAC CN TLX: COM: 19 COM: DANG CHUAN-JIN NANG SHOU-GUAN VANNIER PETER GREGORY DR VARNER BRIAN PROF PURPLE MOUNTAIN BEIJING OBSERVATORY JET PROPULSION LAB 169506 DEPT OF ASTRONOMY OBSERVATORY ACADEMIA SINICA CALIF INST OF TECHNOLOGY DARTMOUTH COLLEGE NANJING BEIJING 4800 OAR GROVE DRIVE HANOVER NH 03755 CHINA, PEOPLE'S REP. CHINA, PEOPLE'S RE?. FASADENA CA 91109 U.S.A. TEL: 46700 TEL: 281261 U.S.A. TEL: TLX: 34144 PNONJ CN TLX: 22040 BADAS CN TEL: 3138-354-3347 TLX: COM: 25 COM: 40C48 TLX: 67-5429 COM: 27C.42.45 COM: 34C40 BANG DEYD NANG SBUI YARD MARTIN JOHN VARNER JOHN V DR PURPLE MOUNTAIN DEPT EARTH k SPACE SCI. INSTITUTE OF ASTRONOMY PERKIN-ELMER CORP OBSERVATORY UNIV SCIENCE t TECHNOLOGY MADINGLEY ROAD M/S 392 NANJING HEFEI, ANHUI CAMBRIDGE CB3 0HA 100 BOOSTER HEIGHTS RD CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. U.K. DANBURY CT 86810 TEL: 42817, 46700 TEL: 63300-209 TEL: U.S.A. TLX: 34144 PKONJ CN TLX: 4430 TLX: TEL: 203-796-7919 COM: COM: 44 COM: 28,42 TLX: COM: 28,44 DUG JIA-JI VANG SI-CHAO HARD RICHARD A DR VARNER PETER J DX SHANGHAI OBSERVATORY PURPLE MOUNTAIN . MAIL CODE L-23 CAVENDISH LABORATORY ACADEMIA SINICA OBSERVATORY LAVRENCE LIVERMORE LAB MADINGLEY ROAD SHANGHAI - NANJING PO BOX 808 CAMBRIDGE CB3 0HE CHINA. PEOPLE'S REP. CHINA, PEOPLE'S REP. LIVERMORE CA 94550 U.K. TEL: 386191 TEL: 44205 U.S.A. TEL: 223-66477 TLX: 33164 SHAO CN TLX: 34144 PKONJ CN TEL: 415-423-2679 TLX: 81292 CAVLAB G COM: 24 COM: 15 TLX: 910-386-8339 UCLLL COM: 40 COM: 35 VUG JIA-LONG VANG YANAN VARD WILLIAM X DR VARREN VAYNE H JR DR BEIJING ASTRONOMICAL OBS NANJING ASTRONOMICAL JPL NASA/GSFC ACADEMIA SINICA INSTRUMENT FACTORY 4800 OAR GROVE DRIVE CODE 633.8 BEIJING NANJING PASADENA CA 91103 GREENBELT ND 20771 CHINA,- PEOPLE'S REP. CHINA. PEOPLE'S REP. U.S.A. U.S.A. TEL: TEL: 46191 TEL: TEL: 301-344-8310 TLX: 22040 BAOBS CN TLX: 34136 GLY8J c/o NAIF TLX: TLX: 89675 NASCOM GBLT COM: 13 COM: 09 COM: 19 COM: 05,25,37,45

VANG JING-SHBNG VANG YINING VARDLE JOHN F C PROF VARVICX JANES V DR YUNNAN OBSERVATORY YUNNAN OBSERVATORY PHYSICS DEPT DEPT OF ASTROPHYS,PLANET P.O. BOX 110 P.O. BOX 110 BRANDEIS UNIVERSITY UNIVERSITY OF COLORADO RUINING KUNMING, YUNNAN PROVINCE VALTHAM MA 02154 BOULDER CO 80309 CHINA. PEOPLE'S REP. CHINA, PEOPLE'S REP. U.S.A. U.S.A. TEL: -f2946 TEL: TEL: 617-647-2889 TEL: 303-447-9524 TLX: 64040 YUOBS CN TLX: TLX: TLX: COM: 40 COM: 09 COM: 40 COM: 12,40

UIC JING-XIU VAIG ZHEN-RU VAXES GORDON V DR VARVICX ROBERT S DR BEIJING ASTRONOMICAL OBS DEPT OF ASTRONOMY 73 PERXINS STREET PHYSICS DEPT ACADBNIA SINICA NANJING UNIVERSITY VEST NEVTON HA 02165 UNIVERSITY OF LEICESTER BEIJING NANJING U.S.A. LEICESTER LEI 7RH CHINA, PEOPLE'S REP. CHINA, PEOFLE'S REP. TEL: U.X. TEL: 28 1698 TEL: 37551 x 2685 TLX: TEL: 533-554455 TLX: 22040 BAOBS CN TLX: 34151 PRCNU CN COM: 14 TLX: 341664 LUXRAY G COM: 10,12 CON: 48 CON:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X 640 LIST OF MEMBERS WARAUTSU KIX-ICHI DR WALKER GORDON A H PROF WALLACE LLOYD V DR WALSH DENNIS DR JUNIOR DEPARTMENT DEFT GEOPHYS i ASTRONOMY KITT PEAK NATIONAL NRAL COLLEGE OF TECHNOLOGY UNIV OF BRITISH COLUKBIA OBSERVATORY JODRELl BANK CIFU UNIVERSITY 2075 MESBROOF. PLACE PC BOX 26732 MACCLESFIELD SK11 9DL GIFU 501-11 VANCOUVER 5C V6T 1W5 TUCSON AZ 35726 U.K. JAPAN CANADA U.S.A. TEL: 0477-71321 TEL: 582-30-1111 TEL: 604-228-4133 TEL: 602-327-5511 TLX: 36149 TLX: TLX: 0454245 TLX: COM: 40,44 COK: 28C COM: 09C.34.37.45 COK: 16,21 WAKO ROJIRO DR WALKER HELEN WALLACE PATRICK T MR WALTER FREDERICK X INTERNATIONAL LATITUDE STERREWACHT LEIDEN STARLINK RUTHERFORD UNIVERSITY OF COLORADO OBSERVATORY POSTBUS 9513 APPLETON LAB CASA MIZUSAWA NL-2300 RA LEIDEN CHILTON, DIDCOT 0X11 OQX PO BOX 391 DATE 023 NETHERLANDS U.K. BOULDER CO 8C309 JAPAN TEL: TEL: 44-235-445-172 U.S.A. TEL: TLX: TLX: 83159 TEL: 303-492-7606 TLX: COK: COK: 35,08,05 TLX: 9109403441 COK: 19 CON: WALBORX NOLAN R DR WALKER IAN WALTER WALLACE RICHARD K WALTER HAIS G DR SPACE TELESCOPE SCI INST DEPT OF ASTRONOMY LOS ALAMOS NAT LABORATORY ASTROUOMISCHES RECBEN 3700 SAN MARTIN DRIVE THE UNIVERSITY X-7. KS B257 INSTITUT BALTIMORE ND 21218 GLASGOW G12 3C0. LOS ALAMOS NK 87545 KOENCHHCFSTR 12-14' U.S.A. U.K. U.S.A. D-6900 HEIDELBERG 1 TEL: 301-338-4915 TEL: TEL: 505-667-5000 GERMANY, F.R. TLX: 6849101 STSCI UK TLX: TLX: TEL: 49026 COK: 15 COK: 07 COM: TLX: 461336 ARIHD D COK: 08,24 WALCH JEAN-JACQUES WALKER MERLE F PROF WALLEIQUIST AAKE A E PROF WALTER KURT PROF DR CERGA LICK OBSERVATORY ASTRONOMICAL OBSERVATORY ASTRONOKISCHES INSTITUT AVENUE COPERNIC UNIVERSITY OF CALIFORNIA NORRLANDSGATAN 34 D BER UNIVERSITAET F-06130 GRASSE SANTA CRUZ CA 95064 S-752 29 UPPSALA WALDHAUSERSTR 64 FRANCE U.S.A. SWEDEN D-7400 TUEBIJGEN TEL: 93-36-58-49 TEL: 408-429-2526 TEL: 18-13 56 85 GERMANY, F.R. TLX: 470865 CERGA F TLX: TLX: TEL: 07071-296126 COK: 07 COM: 09,27,37,500 COM: 25,37 TLX: 7262714 AIT D COK: 42 WALDKEIER MAX PROF DR WALKER RICHARD L WALLERSTEII GEORGE PROF WAKPLER E JOSEPH PROF SWISS FEDERAL OBSERVATORY US NAVAL OBSERVATORY ASTRONOMY DEPT FK 20 ESO WIRZENWEID 15 FLAGSTAFF STATION UNIVERSITY OF WASHINGTON KARL-SCHWARZSCHILD-STR 2 CH-8053 ZUERICH BOX 1149 SEATTLE WA 98195 D-8046 GARCHING B KUSCHEN SWITZERLAND FLAGSTAFF AZ 86002 U.S.A. GERMANY. F.R. TEL: U.S.A. TEL: 206-543-2888 TEL: 49-89-320-06297 TLX: TEL: 602-774-6623 TLX: TLX: 52828222 EO 0 COK: 10,12 TLX: COK: 27,29 COM: 09 COM: 26.42 WALKER ALISTAIR ROBIN DR WALKER ROBERT K A PROF WALLIS MAX K DR WANSTBKER WILLEM DR S A A 0 PHYSICS DEPT DEPT APPL MATHS 4 ASTRON ESA IUE GROUND STATION P 0 BOX 9 WASHINGTON UNIVERSITY UNIVERSITY COLLEGE VILLAFRANCA DE CASTILLO OBSERVATORY 7935 BOX 1105 P 0 BOX 78 P O BOX 54065 SOUTH AFRICA ST LOUIS MO 63130 CARDIFF CF1 1XL, WALES 28080 MADRID TEL: 021-470025 U.S.A. U.K. SPAIN TLX: 5-20309 SA TEL: 314-889-6225 TEL: 222-44211 TEL: 34-1-401-9661 COM: 05,25 TLX: TLX: 438635 TLX: 42555 CON: 16 COM: 15,49,51 COM: 44 WALKER ARTHUR B C JR PROF WALKER WILLIAM S G WALNSLBY C MALCOLM DR WAX FOOK SUX CENTER FOR SPACE SCIENCE 14 APPLEYARD CRESC. KPI FUER RADIOASTRONOKIE DEPT OF MATHEMATICS STANFORD UNIV. ERL 310 AUCKLAND 5 AUF DEM HUEGEL 69 NATL UNIVERSITY SINGAPORE STANFORD CA 94305 NEW ZEALAND 3-5300 BONN 1 KENT RIDGE U.S.A. TEL: GERMANY, F.R. SINGAPORE 3511 TEL: 415-497-1486 TLX: TEL: 0228-525305 SINGAPORE TLX: COM: 42 TLX: 0886440 MPIFR D TEL: 772-2742 COK: COM: 40 TLX: COK: WALKER EDWARD N MR WALL JASPER V DR WALXAVEI TH DR WAX LAI ROYAL GREENWICH OBS ROYAL GREENWICH OBS P O BOX 98 ZO-SE SECTION HERSTKONCEUX CASTLE HERSTMONCEUX CASTLE CORNELIA SHAKGHAI OBSERVATORY HAILSHAK BN27 1RP HAILSHAK BN27 lRf ORANGE FREESTATE 9850 SHANGHAI U.K. U.K. SOUTH AFRICA CHINA, PEOPLE'S REP. TEL: 0323-833171 TEL: 323-833-171 TEL: TEL: 360696 TLX: 87451 TLX: 87451 TLX: TLX: 33164 SHAO CH COK: 27 COK: 40 COK: 25,27 COK: 24,37

HAN TONO-SHAN HANG LAN-JUAN NAIG ZHEN-YI IARGAU HALTER FRIEDRICH SHANGHAI OBSERVATORY SHANGHAI OBSERVATORY PURPLE MOUNTAIN UNIV OF SOUTH AFRICA 30 NAN DAN ROAD ACADENIA SINICA OBSERVATORY DEPT MATHS. APPL MATHS S SHANGHAI SHANGHAI NANJING ASTRONOMY, P.O. BOX 392 CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. PRETORIA 0001 TEL: 386151 TEL: 386191 TEL: 46700 SOUTH AFRICA TLX: 33164 SHAO CN TLX: 33164 SHAO CN T:X: 34144 PMONJ CN 111: 27-12-440-2133 CON: 19,40 COM: 09 COM: 12 TLX: 350068 TA UNISA TTX COM: 42 (ANAS K I DR NAIG RENCHUAN NAIG ZHENG KING HARNAN J DR DEPT OF AST'ONOKY CENTER FOR ASTROPHYSICS SHAANXI ASTRONOMICAL OBS INSTITUTO DI ASTRONOMIA CAIRO UNIVERSITY UNIV SCIENCE i TECHNOLOGY P.O. BOX 18 UNAH GEZA ORMAN HSFEI, ANHUI LINTONG APDO POSTAL 70-264 EGYPT CHINA, PEOPLE'S REP. XIAN 04510 MEXICO OF TEL: TEL: CHINA, PEOPLE'S REP. MEXICO TLX: TLX: 90028 USTC CN TEL: 32255 XIAN TEL: CON: COM: 47 TLX: 70121 CSAO CN TLX: COM: 19 COM: VANG CHUAI-JII VANG SHOU-GUAN NANNIER PETER GREGORY DR HARIER BRIAN PROF PURPLE MOUNTAIN BEIJING OBSERVATORY JET PROPULSION LAB 169506 DEPT OF ASTRONOMY OBSERVATORY ACADEMIA SINICA CALIF INST OF TECHNOLOGY DARTMOUTH COLLEGE NANJING BEIJING 4800 OAR GROVE DRIVE HANOVER NH 03755 CHINA. PEOPLE'S REP. CHINA, PEOPLE'S RE?. PASADENA CA 91109 U.S.A. TEL: 46700 TEL: 281261 U.S.A. TEL: TLX: 34144 PNONJ CN TLX: 22040 BADAS CN TEL: 8188-354-3347 TLX: CON: 25 COM: 40C48 TLX: 67-5429 COM: 270,42,45 COM: 34C40 HUG DEYU VANG SHOI HARD MARTIN JOHN HARNER JOHN H DR PURPLE MOUNTAIN DEPT EARTH 4 SPACE SCI. INSTITUTE OF ASTRONOMY PERRIN-BLNER CORP OBSERVATORY UNIV SCIENCE S TECHNOLOGY MADINGLEY ROAD M/S 892 NANJING HEFEI, ANHUI CAMBRIDGE CB3 0HA 100 BOOSTER HEIGHTS RD CHINA, PEOPLE'S REP. CHINA. PEOPLE'S REP. U.K. BANBURY CT 86810 TEL: 42817, 46700 TEL: 63300-209 TEL: U.S.A. TLX: 34144 PNONJ CN TLX: 4430 TLX: TEL: 203-796-7919 CON: COM: 44 COM: 28,42 TLX: COM: 28.44 DANG JIA-JI NAIG SI-CHAO VARD RICHARD A DR HARIER PETER J DR SHANGHAI OBSERVATORY PURPLE-MOUNTAIN . MAIL CODE L-23 CAVENDISH LABORATORY ACADENIA SINICA OBSERVATORY LAHRENCE LIVERMORE LAB MADINGLEY ROAD SHANGHAI NANJING PO BOX 808 CAMBRIDGE CB3 0HE CHINA. PEOPLE'S REP. CHINA, PEOPLE'S REP. LIVERMORE CA 94550 U.K. TEL: 386191 TEL: 44205 U.S.A. TEL: 223-66477 TLX: 33164 SHAO CN TLX: 34144 PNONJ CN • TEL: 415-423-2679 TLX: 81292 CAVLAB G CON: 24 COM: 15 TLX: 910-386-8339 UCLLL COM: 40 COM: 35 HUG JIA-LONG NAIG YAIAI HARD HILLIAK R DR HARREN KATIE H JR DR BEIJING ASTRONOMICAL OBS NANJING ASTRONOMICAL JPL NASA/GSFC ACADEKIA SINICA INSTRUMENT FACTORY 4800 OAR GROVE DRIVE CODE 633.8 BEIJING NANJING PASADENA CA 91103 GREENBELT ND 20771 CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. U.S.A. U.S.A. TEL: • TEL: 46191 TEL: TEL: 301-344-8310 TLX: 22040 BAOBS CN TLX: 34136 GLYNJ c/o NAIF TLX: TLX: 89675 NASCON GBLT . COM: 10 CON: 09 COK: 19 COM: 05,25,37,45

HUG JING-SHENG NAIG TIMING KARDLE JOHX F C PROF WARWICK JAKES H DR YUNNAN OBSERVATORY YUNNAN OBSERVATORY PHYSICS DEPT DEPT OF ASTROPHYS,PLANET P.O. BOX 110 P.O. BOX 110 BRANDEIS UNIVERSITY UNIVERSITY OF COLORADO MIKING RUNNING, YUNNAN PROVINCE VALTHAM MA 02154 BOULDER CO 80309 CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. U.S.A. U.S.A. TEL: 7^946 TEL: TEL: 617-647-2889 TEL: 303-447-9524 TLX: 64040 YUOBS CN TLX: TLX: TLX: COK: 40 COM: 09 COM: 40 COK: 12,40

IAIG JING-XIU NAIG ZHEN-RU HARES GORDON 1 DR RARHICX ROBERT S DR BEIJING ASTRONOMICAL OBS DEPT OF ASTROXOKY 73 PERXINS STREET PHYSICS DEPT ACADEKIA SIRICA NANJING UNIVERSITY NEST NENTON HA 02165 UNIVERSITY OF LEICESTER BEIJING NANJING U.S.A. LEICESTER LEI 7RH CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. TEL: U.K. TEL: 28 1698 TEL: 37551 x 2685 TLX: TEL: 533-554455 TLX: 22040 BAOBS CN TLX: 34151 PRCNU CN COM: 14 TLX: 341664 LUXRAY G COK: 10,12 CON: 48 COK:

mm J DR WATSON FREDERICK GARNET! WEBBINK ROHLD F DR WEBINGER PETER 1 DR 115 Rl'E MATTCT UK SCHMIDT TELESCOPE DEPT OF ASTRONOMY PHYSICS DEPARTMENT B-1410 WATERLOO PRIVATE BAG UNIVERSITY OF ILLINOIS ASTRONOMY GROUP BELGIUM COONABARABRAN NSW 2357 1011 W. SPRINGFIELD AVE ARIZONA STATE UNIVERSITY TEL: AUSTRALIA URBANA IL 61801 TENPE AZ 85287 TLX: TEL: 068-421622 U.S.A. U.S.A. COM: TLX: 63945 CANOPUS AA TEL: 217-333-9532 TEL: 602-965-4063 COM: OS.51 TLX: 910-245-2434 AST TLX: 140239 HALLEY ASU I'T COK: 27,35.42 COM: 15,28,29 WASHIMI HARBICHI DR IATSON WILLIAM D PROF WEBER STEPHEN VANCE WEHLAU AMELIA DR RESEARCH INSTITUTE PHYSICS DEPT L-477 ASTRONOMY DEPT OF ATMOSPHERICS UNIVERSITY OF ILLINOIS LAWRENCE LIVERMORE LAB UNIV OF WESTERN ONTARIO NAGOYA UNIVERSITY URBANA IL 61801 PO BOX 808 LONDON ONT N6A 3K7 T0Y0KAH1 AICHI 442 U.S.A. LIVERMORE CA 94550 CANADA JAPAN TEL: 217-33-7240 U.S.A. TEL: 519-679-3186 TEL: 05333-6-3154 TLX: TEL: 415-422-5433 TLX: 064-7134 TLX: 432231: COM: TLX: 910-386-8339 COM: 27,29,37 COW: COM: 36 WASSERKAN LAWRENCE H DR WATT GRAEME DAVID WEBROVA LDDMILA DR WEHLAU WILLIAM H PROF LOWELL OBSERVATORY RADIOSTERRENWACHT ASTRONOMICAL INSTITUTE ASTRONOMY DEPT 14011 W. MARS HILL ROAD PCSTBUS 2 CZECH. ACAD. OF SCIENCES UNIV OF WESTERN ONTARIO FLAGSTAFF AZ 86001 NL-7990 AA DWINGELOO BUDECSKA 6 LONDON ONT N6A 3K7 U.S.A. NETHERLANDS 120 23 PRAHA CANADA TEH 602-774-3358 TEL: 55219-7244 CZECHOSLOVAKIA TEL: 519-679-3183 TLX: TLX: 42043 SRZM NL TBL: TLX: 064-7134 COM: 16,23,24 COK: 34 TLX: COK: 27,29,42 COK: 31 HASSON JOHH T BATTBNBBRG D PROF WEBSTER ADRIAN S DR WEHRSE RAINER DR IHSTITUTE CF GEOPHYSICS LINDERHOFSTR 57 ROYAL OBSERVATORY INST F THEOR ASTROPHYSIK UNIVERSITY OF CALIFORNIA DDR-1147 BERLIN BLACKFORD HILL IN NEUENHEIMER FELD 561 LOS ANGELES CA 50024 GERMANY, D.R. EDINBURGH EH9 3HJ 0-6900 HEIDELBERG U.S.A. TEL: 527-77-72 U.K. GERMANY, F.R. TEL: 213-825-1986 TLX: TEL: 031-667-3321 TEL: 06221-562837 TLX: COM: 41 TLX: 72383 ROEDIN G TLX: 461515 UNIHD D COK: 15C16 COK: 47,48 COM: 36

NATANABE TAXASBI DR WAYNAN PATRICK A PROF WEBSTER B LOUISE DR WEI NINGZHI RESEARCH INSTITUTE DUNSINK OBSERVATORY ANGLO AUSTRALIAN BEIJING ASTRONONICAL OBS OF ATMOSPHERICS DUBLHU5 OBSERVATORY ACADENIA SINICA NAGOYA UNIVERSITY IRELAND P.O.BOX 296 BEIJING TOYORAWA 442 TEL: 353-1-387911 EPPING NSW 2121 CHINA, PEOPLE'S REP. JAPAN TLX: 31687 DIAS AUSTRALIA TEL: 28 1698 TEL: 0532-54-3067 COM: 05C.33.50 TEL: TLX: 22040 BAOBS CN TLX: 2822307 TAOMTK J TLX: CON: 40 COM: 49 COK: 34 IATANABE TETSUYA HEAVER HAROLD F PROF WEEDMAN DANIEL W PROF WEIDBMANN VOLIER PROF * TOKYO ASTRONONICAL DEPT OF ASTRONOMY PENNSYLVANIA STATE UNIV INST THEOR PHYS i STERNW OBSERVATORY UNIVERSITY OF CALIFORNIA ASTRONOMY DEPARTMENT NEUE UNIV PHYSIK ZENTRUM 2-21-1 CSAWA, MITAKA BERKELEY CA 9472G 525 DAVEY LABORATORY OLSHAUSSNST GEB N 61C TOKYO 181 U.S.A. UNIVERSITY PARK PA 16802 D-2300 KIEL 1 JAPAN TEL: U.S.A. GERMANY, F.R. TEL: 422-32-5111 TLX: 820181 UCS AST TEL: 814-865-0418 TEL: 0431-880-4110 TLX: COM: 33,34,37,40 TLX: 842510 TLX: 2921706 IAPKI D CON: 36 COM: 28 COM: 05J5C36 NATERFIELD REGINALD L DR HEAVER THOMAS k DR WEEKES TREVOR C DR WEIGERT ALFRED PROF WOOLSTON OBSERVATORY PHYSICS DEPT L-17 FRED LAWRENCE WHIPPLE OBS HAMBURGER STERNHARTE NORTH CADBURY LAURENCE LIVERNCRE LAB HARVARD-SMITHSONIAN CTR GOJENSBERGWEG 112 • YEOVIL, SOMERSET PO BOX 808 PO BOX 97 D-2050 HAMBURG 80 U.K. LIVERMORE CA 94550 AKADO AZ 85645-0097 GERMANY. F.R. TEL: 40457 U.S.A. U.S.A. TEL: 72244112 TLX: TEL: 415-423-1850 TEL: 602-529-6741 TLX: 217834 HAMST D COM: 15 TLX: TLX: COK: 35,42 COM: 35,48 COM: DATBRIORTH MICHAEL DR WEBBER JOHN C DR WEGNER GARY ALAN WEILER EDWARD J DR UNIVERSITY OF TASMANIA MIT HAYSTACK OBSERVATORY DEPT PHYSICS t ASTRONOMY PRINCETON UNIVERSITY OBS GPO BOX 252C WBSTFORD MA 01886 WILDER LABORATORY PEYTON HALL HOBART, TASMANIA 7001 U.S.A. DARTMOUTH COLLEGE PRINCETON NJ 08540 AUSTRALIA TEL: 617-692-4764 HANOVER NH 03755 U.S.A. TEL: 61-102-202418 TLX: U.S.A. TEL: TLX: 58150 AA COM: TEL: 603-646-2359 TLX: COM: 29 TLX: COM: 42,44 COM: 29

NEILER XDRT 1 DX WEISS NIGEL O DR KELLER CHARLES S DR WENZEL W DR HULBURT CTR F. SPACE RES UNIVERSITY OF CAMBRIDGE NAVAL RESEARCH LABORATORY ZNTRLINST. F. ASTROPBYSIK NAVAL RESEARCH LABORATORY DEPT APPL MATH/THEO PHYS CODE 5382 STERNWARTE SONNEBERG WASHINGTON DC 20375-5000 SILVER STREET WASHINGTON DC 20375 DDR-6400 SONNEBERG U.S.A. CAMBRIDGE CB3 9EW U.S.A. GERMANY, D.R. TEL: 202-767-3010 U.K. TEL: 202-767-2003 TEL: TLX: TEL: 0223-351645 TLX: TLX: COK: 34 TLX: 81240 COK: 49 COM: 27 COM: 12,35 WEILL GILBERT K DR HEISS KEENER W DR WELLGATE G BERNARD MR IESENAEL FRANCOIS DR SPOT IMAGE CORPORATION INSTITUT FUER ASTRONOMIE CANEHEATH HOUSE DEPT DE PHYSIQUE 1897 PRESTOS WHITE DRIVE DER UNIVERS1TAET HIEH ARLINGTON UNIVERSITE DE MONTREAL RESTCH VA 22091-4326 TUERRENSCHANZSTR 17 POLEGATE BN26 6SJ C P 6128 SUCC A U.S.A. A-1180 NIEN U.K. MONTREAL PQ H3C 3J7 TEL: 620-22-00 AUSTRIA TEL: CANADA TLX: 4993073 TEL: 0-22-2-34-53-60 TLX: TEL: 514-343-7355 COM: 21 TLX: 116222 PHYSI A CON: TLX: 05562425 UDEMPHYSAS CON: 29 COM: WEINER THBOPHILE P F DR NEISSXOPP MARTIN CH DR WELLINGTON KELVIN DR WESSELINK ADRIAAN J DR OBSERVATOIRE DE PARIS NASA MSFC CSIRO 143 FALLS ROAD 61 AVE DE L'OBSERVATOIRE CODE ES-65 DIVISION OF RADIOPHYSICS BETHANY CT 06525 F-75014 PARIS HUNTSVILLE AL 35812 P.O.BOX 76 U.S.A. FRANCE U.S.A. EPPING NSW 2121 TEL: 203-393-3297 TEL: 1-43-20-12-10 TEL: 205-453-3238 AUSTRALIA TLX: TLX: TLX: TEL: 02-8680222 COM: 24,25,27,42 COM: 16 COM: 48 TLX: 26230 AA COM: 40 IBIXBBRG J L DR WEISSNAN PAUL ROBERT WELLMANN PETER PROF DR VESSELIUS PAUL R DR SPACE ASTRONOMY LAB JET PROPULSION LABORATORY INST FUER ASTRONOMIE i SPACE RESEARCH LABORATORY UNIVERSITY OF FLORIDA MS 183-301 ASTROPHYSH POSTBUS 800 1810 N.W. 6TH STREET 4800 OAR GROVE DRIVE SCHEINER-STR 1 NL-9700 AV GRONINGEN GAINESVILLE FL 32609 PASADENA CA 91109 D-8000 KUENCHEN 80 NETHERLANDS U.S.A. U.S.A. GERMANY, F.R. TEL: TEL: 904-392-5450 TEL: 818-354-2636 TEL: TLX: TLX: 810-825-2308 SPACELA TLX: 675429 TLX: COM: 25,34,44,45 COM: 210,22,44 COM: 15,20 COK: 29,36,42 IIIIBERG STEVBN DR NEISTROP DONNA DR NELLS DONALD C III DR WESSON PAUL S DR DEPT OF PHYSICS LAB ASTRON t SOLAR PEYS NRAO DEPT OF PHYSICS UNIVERSITY OF TEXAS NASA/GSFC CODE 881 EDGENONT ROAD UNIVERSITY OF WATERLOO AUSTIN IX 78712 GREENBELT MD 20771 CHARLOTTESVILLE VA 22901 WATERLOO ONT N2L 3G1 U.S.A. • U.S.A. U.S.A. CANADA TEL: 512-471-4394 TEL: 301-344-5781 TEL: 804-296-0211 TEL: 519-885-1211 TLX: 910-874-1305 TLX: TLX: TLX: COM: 47 COM: 25,33 COM: 05 COM: 47

WIS EDWARD I DR WELCH GARY A DR NENDEER HEINRICH J PROF WEST RICHARD M DR VAN VLECX OBSERVATORY DEPT OF ASTRONOMY HAMBURGER STERNVARTE ESO WESLEYAN UNIVERSITY ST MARY'S UNIVERSITY GOJENBERGSWEG 112 RARL-SCHWARZSCHILD-STR 2 MIDDLETOIN CT 06457 HALIFAX NS B3H 3C3 D-2050 HAMBURG 80 D-8046 GARCH1NG B MUNCHEN U.S.A. CANADA GERMANY, F.R. GERMANY, F.R. TEL: 203-347-9411 TEL: 902-429-9780 TEL: 040-7252-4112 TEL: 89-32006275 TLX: TLX: TLX: 217884 HAMST D TLX: 52828220 ESO D COM: 26 COM: 28 COM: 34,40 COM: 09,20,45,46

NEISBBR5 JOEL NARI WELCH WILLIAM J PROF WBNIGBR SCHAKI DR NEST XOIERT ALAN CARLETOI COLLEGE RADIO ASTRONOMY LAB OBSERVATOIRE DE PARIS JET PROPULSION LABORATORY DEFT PHYSICS 1 ASTRONOMY UNIVERSITY OF CALIFORNIA SECTION DE MEUDON MS 183-301 NORTHFIELD MR 55057 601 CAMPBELL HALL F-92195 KEUDON PL CEDEX 4800 OAR GROVE DRIVE U.S.A. BERXELEY CA 94720 FRANCE PASADENA CA 91109 TEL: 507-663-4367 U.S.A. TEL: 1-45-34-75-30 U.S.A. TLX: TEL: 415-642-6679 TLX: TEL: 818-354-0479 COM: TLX: 820181 UCB AST RAL COM: 14,21,29 TLX: 675429 CON: 40,51 COM: 16 IIIHEII Ml C DR WBLIACHEW LEONID DR VEITZEL DOIAT « DR WESTERHOUT GART DR PHYSICS DEPARTMENT L-297 IRAM ASTRONOMY PROGRAM SCIENTIFIC DIRECTOR L. LIVEXIORE NTL LAB VOIE 10 UNIVERSITY OF MARYLAND US NAVAL OBSERVATORY PO BOX 808 DOMAINS UNIVERSITAIRE COLLEGE PARR ND 20742 WASHINGTON DC 20390 LIVERMORE CA 94550 F-38406 ST MARTIN D'HERES U.S.A. U.S.A. U.S.A. FRANCE TEL: 301-454-5969 TEL: 202-653-1513 TEL: 415-423-4254 TEL: 76-42-33-83 TLX: 710-826-0352 TLX: 710-822-1970 TLX: TLX: 980 753 F COM: 10,12,46C,48 CON: 05C,24,33,40 COM: 34,48 CON: 40

KSMWDID BUST I PROF KBITARER NM A WHITE RICHARD L WHITROW GERALD JANES PROF ASTRONOMICAL OBSERVATORY LUNAR 4 PLAIETARY LAB SPACE TELESCOPE SCI INST 41 HONE PARR RD BOX SI 5 UNIVERSITY OF ARIZONA HONEWOOD CANPUS WINBLEDON S-751 20 UPPSALA TUCSON AZ 85711 3700 SAN NARTIN DRIVE LONDON SW19 7HS SWEDEN U.S.A. BALTINORE ND 21215 U.K. TEL: 46-18-135157 TEL: 502-621-2888 u s \ TEL: 1-947-34-3467 TLX: 76024 ONI'/ UPPSS TLX: 910-952-1143 TEL:' 301-338-4797 TLX: CON: 28,33.45 CON: 16,41 TLX: CON: 41,47 CON: 34.36 KSTPOLD mil C PROP SHITE GLENN J KBIT! SINOI DAVID NANION WHITTET DOUGLAS C B DR KOIASH UNIVERSITY PHYSICS DEPT STEWARD OBSERVATORY SCHOOL OF PHYSICS i ASTR CLAYTON VIC 3168 OUEEN NARY COLLEGE UNIVERSITY OF ARIZONA LANCASHIRE POLYTECHNIC AUSTRALIA NILE END ROAD TUCSON AZ 85721 CORPORATION ST TEL: 03-5413080 LONDON El 4NS U S A PRESTON PR1 2TQ TLX: 32691 AA U.K. TEL: 602-621-6530 U.S. CON: 40.48 TEL: 980-4811 X4045 TLX: TEL: 772-22141 TLX: 893750 CON: 28,47 TLX: CON: 34 CON: 33.34 IESTPHAL JANES A PROF WHITE GRAENE LINDSAY DR NHITELOCR PATRICIA All DR WHITWORTH ANTHONY PETER CALTECH CSIRC SAAO DEPT OF APPLIED KATES 170-25 DIVISION OF RADIOPHYSICS P O BOX 9 UNIVERSITY COLLEGE . 1201 E. CALIFORNIA P.O.BOX 76 OBSERVATORY CARDIFF CF1 1XL PASADENA CA 91125 EPPING NSW 2121 CAPE 7935 U.K. U.S.A. AUSTRALIA SOUTH AFRICA TEL: 0222-44211 TEL: 213-356-4900 TEL: 868-0222 x420 TEL: 470025 TLX: 498635 ULIBCFG TLX: TLX: 26230 ASTRO AA TLX: 57-20309 CON: 34 CON: 09,44 CON: 24.41 CON: 27,34 KTHERILL GEORGE I WHITE NATHANIBL « DR WHITEOAK J B DR WICRRANASINGHE D T DR DEPT TERRESTR. NAGNETISN LOWELL OBSERVATORY CSIRO AUSTRALIAN NAT UNIVERSITY CARNEGIE INST. WASHINGTON 1400 W. NARS HILL ROAD DIVISION OF RADIOPHYSICS DEPT OF APPLIED NATHS 5241 BROAD BRANCB RD N.N. FLAGSTAFF AZ 86001 P.O.BOX 76 P.O.BOX 4 WASHINGTON DC 20015 U.S.A. EPPING NSW 2121 CANBERRA ACT 2600 U.S.A. TEL: 602-774-3358 AUSTRALIA AUSTRALIA TBL: 202-966-0863 TLX: TEL: 612868-0226 TEL: TLX: 440427 KAGN UI CON: 25 TLX: 26230 TLX: CON: 15.16,22,51 CON: 33,34,40 CON: WEYNANH RAY J PROF NIT! ORAI R DR WHITFORD ALBERT E PROF WICRRANASINGHE I C PROF STEWARD OBSERVATORY 7590 ROAD 39 LICK OBSERVATORY UNIVERSITY COLLEGE UNIVERSITY OF ARIZONA NANCOS CO 80307 UNIVERSITY OF CALIFORNIA DEPT OF APPLIED NATHS TUCSON AZ 85721 U.S.A. SANTA CRUZ CA 95064 CARDIFF CF1 1XL U.S.A. TEL: 303-533-7318 U.S.A. U.K. TEL: 602-621-2375 TLX: TEL: 408-429-2149 TEL: 222-44211 TLX: 467175 CON: TLX: TLX: 498635 ULIBCFG CON: 34 CON: 28 CON: 34,36,40

WHEELER J CRAIG PROF WHITE R STEPHEI PROF WHITNORB BRADLEY C WIDIIG KENNETH G DR ASTRONONY DEPT IGPP SPACE TELESCOPE SCI INST US NAVAL RESEARCH LAB UNIVERSITY OF TEXAS UNIVERSITY OF CALIFORNIA HONEWOOD CANPUS CODE 7144 AUSTIN TX 78712 RIVERSIDE CA 92521 3700 SAN NARTIN DRIVE WASHINGTON DC 20375 U.S.A. U.S.A. BALTINORE ND 21218 U.S.A. TEL: 512-471-4461 TEL: 714-787-4503 U.S.A. TEL: 202-767-2605 TLX: 910-874-1351 TLX: TEL: 301-338-4713 TLX: CON: 35C CON: TLX: CON: CON: 28 WHEELER JOHN A DR WHITE RAYNOID E DR WHITNEY BALFOUR S WIEDLIIG TOR SR DEPT.OF PHYSICS STEWARD OBSERVATORY 1102 E. NISSOURI STUDSVU SCIENCE UNIVERSITY OF TEXAS UNIVERSITY OF ARIZONA NORNAN OK 73071 RESEARCH LABORATORY AUSTIN TX 78712 TUCSON AZ 85721 U.S.A. S-611 82 NYKOEPING U.S.A. U.S.A. TEL: 405-321-3547 SWEDEN TEL: 512-471-3751 TEL: 602-621-6528 TLX: TEL: 0155-22100 TLX: 910-874-1351 TLX: 467175 COM: TLX: CON: 47.48 CON: 33,37 CON:

WHIPPLE FRBD L DR WHITE RICHARD E WHITNEY CHARLES A PROF WIEHR EBERHARD DR CENTER FOR ASTROPHYSICS SNITH COLLEGE CENTER FOR ASTROPHYSICS UN1VERSITAETS STERNWARTE 60 GARDEN STREET ASTRONONY DEPARTNENT 60 GARDEN STREET GEISNARLAIDSTR 11 CAMBRIDGE NA 02138 CLARK SCIENCE CENTER CANBRIDGE NA 02138 D-3400 GOETTINGEN U.S.A. NORTHAMPTON MA 01063 U.S.A. GERNANY, F.R. TEL: 617-495-7200 U.S.A. TEL: 617-495-7451 TEL: 0551-395053 TLX: TEL: 413-584-2700 TLX: TLX: CON: 15,20.22 TLX: CON: CON: 10 CON:

WIBSE WOLFGANG L DR WILXENING LAUREL L DR WILLIAMS BARBARA A WILLIAMS ROBERT E DR NATL BUREAU OF STANDARDS UNIVERSITY OF ARIZONA UNIVERSITY OF DELAWARE CERRO TOLOLO DIVISION 531 ADMIN BLDG 601 PHYSICS DEPT INTERAMERICAN OBSERVATORY ROOM A267, BLDG 221 TUCSON AZ 85721 SHARP LAB. CASILLA 603 GAITHERSBURG MD 20899 , U.S.A. NEWARK DE 19716 LA SERENA USA TEL: 602-626-3513 U.S.A. CHILE TEL: 301-921-2071 TLX: TEL: 302-451-738-266 TEL: 56-51-213-352 TLX: WU 898493 COM: 15 TLX: TLX: 645227 AURA CT COM: 14C COM: 28 COM: 28,34,42 WIETH-MUDSEN NIELS P DR WILKES BELINDA J WILLIAMS CAROL A WILLIAMS THEODORE B DR SVEND TROSTSVEJ 12 SMITHSONIAN ASTROPHYSICAL DEPT OF MATHEMATICS DET PHYSICS i ASTRONOMY DM912 FREDERIISBERG C OBSERVATORY UHIVERSITY OF S. FLORIDA RUTGERS UNIVERSITY DENMARK 60 GARDEN STREET TAMPA FL 33620 PO BOX 849 TEL: 45-1-249131 CAMBRIDGE MA 02138 U.S.A. PISCATAWAY NJ 08854 TLX: U.S.A. TEL: 813-974-2643 U.S.A. COM: 26,31 TEL: 617-495-7268 TLX: TEL: 201-932-2516 TLX: 921428 COM: 07 TLX: COM: COM: 28 WIITA PAUL JOSEPH WILMS GEORGE A DR WILLIAMS D DR WILLIS ALLAN J DR DEPT ASTRON t ASTROPHYS ROYAL GREENWICH OBS RADIO-ASTRONOMY LAB DEPT PHYSICS i ASTRONOMY UNIV OF PENNSYLVANIA, El HERSTNONCEUX CASTLE UNIVERSITY OF CALIFORNIA UNIVERSITY COLLEGE LONDON PHILADELPHIA PA19104 BAILSBAN BN27 1RP BERIELEY CA 94720 GOWER STREET U.S.A. . U.I. U.S.A. LONDON WC1E 6BT TEL: 215-898-8176 TEL: 323-833171 TEL: 415-524-5631 U.I. TLX: TLX: 87451 RGOBSY G TLX: 820181 TEL: 01-387-7050 COM: 28 COM: 04.05P.19C31 COM: 34,40 TLX: 28722 COM: 34,44C WIJNBERGEN JAI DR WILIINSON ALTJEA WILLIAMS DAVID A PROF WILLIS ANTHONY GORDON DR LAB VOOR RfllNTRONDERZOEI ASTRONOMY DEPT MATHEMATICS DEPT DEPT OF PHYSICS BOOGBCUW WSN UNIVERSITY OF MANCHESTER UMIST BRANDEIS UNIVERSITY POSTBUS 800 MANCHESTER M13 9PL P O BOX 88 VALTBAM MA 02154 NL-9700 AV GROHINGEN U.K. MANCHESTER M60 1QD U.S.A. NETHERLANDS TEL: 061-273-7121 D.I. TEL: TEL: 50-116660 TLX: TEL: 061-236-3311 TLX: TLX: 53572 STARS NL COM: 28 TLX: 666094 CON: 40 COM: COM: 34 WILCOCJ WILLIAM L PROF WILIINSON DAVID T WILLIAMS IWAN P DR WILLMORE A PBTER PROF SCHOOL OF PHYSICAL AND PRINCETON UNIVERSITY THEORET. ASTRONOMY UNIT SPACE RESEARCH DEPT MOLECULAR SCIENCES JADHIN HALL QUEEN MARY COLLEGE UNIVERSITY OF BIRMINGHAM UNIV COLLEGE OF N. WALES PO BOX 708 MILE END ROM) PO BOX 363 BANGOR GIYIEDD LL57 2UW PRINCETON NJ 08540 LONDON El 4NS BIRMINGHAM B15 2TT O.l. U.S.A. U.I. U.I. TEL: 0248-351151. TEL: 609-452-4406 TEL: 01-980-4811 TEL: 021-472-1301 TLX: 61100 TLX: TLX: 893750 TLX: 338938 SPAPHY G COI: 09C COM: 47 COM: 16,20,22,34,51 COM: WILD JOHN PAUL DR WILIINSON PITER 1 DR WILLIAMS JAKES G DR WILLNER STEVEN PAUL DR CSIRO NRAL JPL 264-700 CENTER FOR ASTROPHYSICS P.O.BOX 225 JODRELL BANE 4800 OAI GROVE DRIVE 60 GARDEN STREET DICISOl ACT 2602 MACCLESFIELD Sill 9DL PASADENA CA 91109 CAMBRIDGE MA 02138 AUSTRALIA U.I. U.S.A. U.S.A. TEL: TEL: 0-47^-71321 TEL: 118-354-6466 TEL: 617-495-7123 TLX: TLX: 36149 TLX: 910-588-3269 JPL TLX: 921428 SATELLITE CAN COM: 10,38,40,49 COM: 40 COM: 04,16,19,20 CON: 34,44

(ILLS BEVERLEY J DR WILSOK CURTIS A KILSON ROBERT PROF NINIARSKI NACIEJ ASTRONOMY DEPT ELM 15 308 ST JOHN'S COLLEGE DEPT PHYSICS i ASTRONOMY CRACOW ASTRONOMICAL OBS UNIVERSITY OP TEXAS PO BOX 1671 UNIVERSITY COLLEGE LONDON UL. ORLA 171 AUSTIN TX 78712 ANNAPOLIS MD 21404 GONER STREET 30-244 RRAROK U.S.A. U.S.A. LONDON WC1E 63T POLAND TEL: 512-471-3421 TEL: 301-263-2371 U.K. TEL: TLX: 910-874-1351 TLX: TEL: 01-387-70-50 TLX: CON: 28,40 COM: 41 TLX: 28722 COM: 25 COM: 14,29,44 (ILLS DEREK DR KILSON JAMES R DR WILSON ROBERT V DR WINK JOERN ERBARD DR ASTRONOMY DEPT RLS 15 308 LAURENCE LIVERMORE LAB AT i BELL LABORATORIES MPI FUER RADIOASTRONOMIE UNIVERSITY OF TEXAS L-35 HOH L239 AUF DEN EUSGEL 69 AUSTIN TX 78712 LIVERMORE CA 94550 BOX 400 D-5300 BONN U.S.A. USA HOLNDEL NJ 07733 GERMANY, F.R. TEL: 512-471-446! TEL: 415-422-1659 USA TEL: TLX: 910-874-1351 TLX: 910-386-8339 LLNL TEL: 201-945-3803 TLX: 886440 MPIFR D CON: 28,40 COM: 48 TLX: COM: 40 COM: 34.40 KILLSON LEE AINE DR KILSON LIONEL DR KILSON S J KINKLER GERIOT M R DR ASTRONOMY PROGRAM SNV. SCIENCE DEPT DEPT OF MATHEMATICS US NAVAL OBSERVATORY PHYSICS DEPT LANCASTER UNIVERSITY NATL UNIV OF SINGAPORE TIME SERVICE DEPT . IOWA STATE UNIVERSITY LANCASTER LAI 4YO. KENT RIDGE 34TH i MASSACHUSETTS AVE AMES IA 50011 U.K. SINGAPORE 0511 KASHINGTON DC 20390-5100 USA TEL: 524-65201x4075 SINGAPORE U.S.A. TEL: 515-294-6765 TLX: 65111 LOJCULG TEL: TEL: 202-653-1520 TLX: 910-520-1157 COM: 27 TLX: TLX: 710-822-1970 NAVOBSY COM: 27,35,36 COM: 36 COM: 04,19,31 KILLSON ROBERT FREDERICK KILSON P DR KILSON THOMAS L DR KINKLER KARL-HEINZ A DR DEPT OF PHYSICS INST ANGEKANDTE GEODAESIE MPI FUER RADIOASTRONOMIE LOS ALAMOS NATIONAL LAB TUFTS UNIVERSITY RICHARO-STRAUSS-ALLEE 11 AUF DEM HUEGEL 69 X-DOT. MS-B218 NEDFORD MD 02155 D-6000 FRANKFURT/MAIN 70 D-5300 BONN PC BOX 1663 U.S.A. GERMANY, F.R. GERMANY, F.R. LOS ALAMOS NK 87545 TEL: 617-628-5000 TEL: 49-69-6333260 TEL: 0228-525-378 U.S.A. TLX: TLX: 413592 TLX: 386440 MPIFR D TEL: COM: 40,51 COM: 19 COM: 33.40C TLX: COM: 28,35 IILLSTROP RODERICK V DR KILSON PETER R PROF KILSON WILLIAM J DR KINKLER PAUL FRANK DR INSTITUTE OF ASTRONOMY DEPT OF APPLIED MATHS JPL DEPT OF PHYSICS MADINGLEY ROAD UNIVERSITY OF SYDNEY BLDG 168-327 MIDDLEBURY COLLEGE CAMBRIDGE CB3 0HA SYDNEY NSK 2007 4800 OAK GROVE DRIVE MIDDLEBURY VT 05753 U.K. AUSTRALIA PASADENA CA 91109 U.S.A. TEL: 0223-62204 TEL: U.S.A. TEL: 802-388-3711 TLX: 817297 ASTRON G TLX: TEL: 818-354-5699 TLX: 353249 CON: 25,30 COM: 10,12,36 TLX: COM: COM: 40 KILSON ALBERT G DR KILSON RAYMOND H DR KINCKLER JOHN R PROF KINNBERG ANDERS DR RESEARCH PROGRAM STUDIES 5325 GAINSBOROUGH DR SCHOOL OF PHYS i ASTRON ONSALA SPACE OBSERVATORY PO BOX 113 FAIRFAX VA 22032 UNIVERSITY OF MINNESOTA S-439 00 ONSALA TOPANGA CA 90290 U S A MINNEAPOLIS MN.55455 SKEDEN U.S.A. TEL: 703-978-3889 U.S.A. TEL: 46-300-60653 TEL: 818-716-6332 TLX: TEL: 612-373-4688 TLX: 2400 ONSPACE S TLX: COM: 26 TLX: COM: 34,40 COM: 28,47 COM:

KILSOI AIDREK S DR KILSON RAYMOND N DR KING ROBERT F PROF KINIEKISSER GISBERT DR ASTRONOMY PROGRAM ESO ASTRONOMY DEPT UNIVERSITAT ZU KOLN UNIVERSITY OF MARYLAND KARL-SCHNARZSCHILD-STR 2 OHIO STATE UNIVERSITY I. PHYSIKALISCHES INST COLLEGE PARK MD 20742 D-8046 GARCHING S MUNCHEN 174 K. 18TH AVENUE UNIVERSITATSSTRASSE 14 U.S.A. GERMANY, F.R. COLUMBUS OH 43210 D-5000 KOLN 41 TEL: 301-454-6061 TEL: 089-320-06-274 U.S.A. GERMANY, F.R. TLX: 7108260352 TLX: 528282-0 EO D TEL: 614-422-7876 TEL: 211-470-3567 COM: 40 COM: TLX* mLX" COM: 27,29,45 COM: 14,40 KILSON BRIAN G PROF KILSON ROBERT E PROF KINGET DONALD E KISNIEKSKI KIESLAK Z UNIVERSITY OF QUEENSLAND DEPT OF ASTRONOMY UNIV. OF TEXAS AT AUSTIN UNIVERSITY OF ARIZONA 55 KALCOTT STREET UNIVERSITY OF FLORIDA ASTRONOMY DEPT LUNAR 4 PLANETARY LAB ST LUCIA, QUEENSLAND 4067 GAINESVILLE ?L 32611 AUSTIN TX 78712 TUCSON AZ 85721 AUSTRALIA U.S.A. U.S.A. U.S.A. TEL: 61-7-3772200 TEL: 904-392-1182 TEL: 512-471-4461 TEL: 602-621-6956 TLX: 40315 UNIQLD AA TLX: TLX: TLX: 910-952-1143 COM: COM: 35,42 COM: CON: 15,25,27

KITHBROE GEORGE L DR WOLF BERNHARD FH D WOLTJiR LODEWIJK PROF WOODSWORTH ANDREW W.DR CENTER FOR ASTROPHYSICS LANDESSTERHWARTE ESO HER2BERG.INST ASTROPHYS HARVARD COLLEGE OBS KOENIGSTUHL KARL-SCHWARZSCHILD-STR 2 NATL RESEARCH COUNCIL cO GARDEN STREET D-5S00 HEIDELBERG 1 D-8046 GARCHING B MUNCHEN OTTAWA ONT K1A 0R6 CAMBRIDGE MA 02138 GERNANY, F.R. GERMANY. F.R. CANADA U.S.A. TEL: 06221-10036 TEL: 89-320-06-227 TEL: 613-993-1906 TEL: 617-495-7438 TLX: TLX: 5232823 EO D TLX: 053-3145 TLX: CCK: 25 COM: 10,33,34,40,47,480 COM: 40 CON: WITT ADOLF I DR WOLF RAINER E A DR WOO JONG OK WOODWARD PAUL R DR RITTER ASTROPEYSICAL NFI FUER ASTRCNONIE FAC. OF NATURAL SCIENCES DEPARTMENT OF ASTRONONY RESEARCH CENTER KOENIGSTUHL KOREA NATL UNIV OF EDUC UNIVERSITY OF MINNESOTA UNIVERSITY OF TOLEDO D-6900 HEIDELBERG 1 CHUNGWON-GUN 116 CHURCH STREET S.E.8 TOLEDO OH 43606 GERNANY, F.R. CHUNGBUK 320-23 MINNEAPOLIS MS 55455 U.S.A. TEL: 06221-528-1 KOREA, REPUBLIC U.S.A. TEL: 419-537-2709 TLX: 461789 MP1A D TEL: 431-60-3712 TEL: TLX: 810 442 1633 COK: TLX: TLX: CON: 21.34 COM: 25,46 COM: 33,34 ilTTEI LOUIS PROF WOLFE ARTHUR N PROF WOOD DAVID B DR WOOLF NEVILLE J DEFT OF PHYSICS DEPT PHYSICS S ASTRONOMY 6 TURNING KILL ROAD STEWARD OBSERVATORY UNIVERSITY OF CINCINNATI UNIVERSITY OF PITTSBURGH LEXINGTON MA 02173 UNIVERSITY OF ARIZONA CINCINNATI OH 45221-0111 PITTSBURGH PA 15260 U.S.A. TUCSON AZ 85721 U.S.A. U.S.A. TEL: U.S.A. TEL: 513-475-6492 TEL: 412-624-4318 TLX: TEL: TLX: TLX: COM: 42 TLX: COK: CON: COM: 34,50

IITTSANN AXEL D. PH D WOLFENDALE ARNOLD W PROF WOOD F BRADSHAW PROF WOOLFSON MICHAEL N PROF UNIYERSITAETS-STERNNARTE PHYSICS DEPT DEPT OF ASTRONOMY DEPT OF PHYSICS GEISNARLANDSR 11 THE UNIVERSITY UNIVERSITY OF FLORIDA UNIVERSITY OF YORK D-3400 GOETTINGEN SOUTH ROAD SSRB 211 HESLINGTON. YORK YOl 5DD GERMANY, F.R. DURHAH DH1 3LE GAINESVILLE FL 32611 U.K. TEL: 0551-395042 U.K. U.S.A. TEL: 904-59861 TLX: 96753 USTERN D TEL: 0385-64971 TEL: 904-392-2059 TLX: 57933 YORKULG CON: 10,12 TLX: 537351 DURLIB G TLX: CON: 15,16,21,22 CON: 48C COM: 38C42 KITZEL ARIO Dl WOLFF SIDNEY C DR WOOD III H J DR WOOLSEY E G HPI FUER RADIOASTRONONIE KITT PEU NAT OBSERVATORY DEPT OF ASTRONONY 1909 LAUDER DRIVE AUF DEK HUEGEL 69 PO BOX 26732 INDIANA UNIVERSITY OTTAWA ONT K2A 1A9 D-5300 BOKN TUCSON AZ 85726-6732 SWAIN HALL W 319 CANADA GERNANY, F.R. U.S.A. BLOONINGTON IN 47405 TEL: TEL: 525211 TEL: 602-327-5511 U.S.A. TLX: TLX: 886440 NPIFR D TLX: 666-484 AURA NOAO • TEL: CON: CON: 40 COK: 29C TLX: CON: 29 KLERICI GERARD DR WOLFSON C JACOB WOOD JOHN A DR WOOSLEY S E PROF OBSERVATOIRE DE PARIS LOCKHEED RESEARCH LABS CENTER FOR ASTROPHYSICS LICK OBSERVATORY - 61 AVE DE L'OBSERVATOIRE DEPT 91-30 60 GARDEN STREET UNIVERSITY OF CALIFORNIA F-75014 PARIS BLDG 202 CANBRIDGE NA 02138 SANTA CRUZ CA 95064 FRANCE PALO ALTO CA 94304 U.S.A. U.S.A. TEL: 1-43-20-12-10 U.S.A. TEL: 617-495-7278 TEL: 408-429-2976 TLX: 27776 OBS PARIS TEL: 415-424-2855 TLX: 921428 SATELLITE CAM TLX: COK: 09C28 TLX: COM: 15,16,22 CON: 28 CON: IIUI EDII1 WOLSTEICROFT RAMON D DR WOOD PETER R DR WOOTTEN HENRY ALWYN ASTRONOMICAL OBSERVATORY ROYAL OBSERVATORY NT STRONLO 4 SIDING NRAO A. NICIIBNICZ UNIVERSITY BLACKFORD HILL SPRING OBSERVATORIES SDGEMCNT ROAD UL. SLONECZIA 36 EDINBURGH EH9 3HJ PRIVATE BAG CHARLOTTESVILLE VA 22901 60-286 POZHAK U.K. WODEN P.O. ACT 2606 U.S.A. POLAND TEL: 031-667-3321 AUSTRALIA TEL: 804-296-0211 TEL: TLX: 72383 TEL: 62-881111 TLX: 510-587-5482 TLX: CON: 21,25,34,48,51 TLX: 52270 CANOPUS AA CON: 34,40 CON: 07 COM: 27,35 IOEHL HUIBRTUS DR WOLSZCZAH ALEKSAIDER DR WOOD ROGER DR WORDEN SIMON P DR UEPENHEUER INSTITUT COPERNICUS ASTRON CENTER ROYAL GREENWICH OBS STRATEGIC DEFENSE INITIA FUER SOMENPHYSIK UL. CHOPINA 12/18 HERSTNONCEUX CASTLE TIVE ORGANIZATION SCHOEJBC1STRASSE 6 87-100 TORUN HAILSHAN BN27 1RP OFF SECRETARY OF DEFENSE D-7800 FREIBURG POLAND U.K. WASHINGTON DC 20301-7100 GERMANY, F.R. TEL: TEL: 323-833171x3391 U.S.A. TEL: 0049-761-32864 TLX: TLX: 87451 RGOBSY G TEL: TLX: 7721552 R1S D COK: CON: 28 TLX: CON: 09,10,12,36 CON: 09,12

I0RLEY CHARLES E WRIGHT EDWARD L DR WR08LEWSRI HERBERT DR WU SRHGYII ASTRCK i ASTROPHYS DIV. DEPT OF ASTRONOMY DEPTO DE ASTRONOMIA BEIJING ASTR OBSERVATORY US NAVAL OBSERVATORY UCLA UNIVERSIDAD DE CHILE ACADEMIA SINICA WASHINGTON DC 20390 LOS ANGELES CA 90024 CASILLA 36-D BEIJING U.S.A. U.S.A. SANTIAGO CHINA, PEOPLE'S REP. TEL: 202-653-1588 TEL: 213-825-5755 CHILE TEL: TLX: TLX: TEL: 229-4101 TLX: 22040 BADAS CN COS: 05C.26 COM: 34,47 TLX: CON: 40 COM: 20,24 WORRALL DIANA NARY (RIGHT FRANCES W DR WU CHI CHAO DR WV SHI TSAI DR HARVARD-SMITHSONIAN CTR ASTRONOMY DEPT COMPUTER SCIENCES CORP SCHOOL OF ENGINEERING FOR ASTROPHYSICS HARVARD COLLEGE OBS SPACE TELESCOPE SC INST UNIVERSITY OF ALABAMA 60 GARDEN STREET 60 GARDEN ST HOMEWCOD CAMPUS IN BUNTSVILLE CAMBRIDGE MA 02138 CAMBRIDGE MA 02138 BALTIMORE MD 21218 HUNTSVILLE AL ,35899 U.S.A. U.S.A. U.S.A. U.S.A. TEL: 617-495-7139 TEL: 617-495-2647 TEL: 301-338-4770 TEL: 205-895-6413 TLX: 921428 SATELLITE CAM TLX: TLX: U.S.A. TLX: CON: 23.48 CON: 27 COM: 34,44 CON: 10,49 WORRALL GORDON DX WIGHT GEOFFREY A E DR WU FBI WU SHOU-XIAN BIRDSWOCD 8 5EECHWAYS DRIVE BEIJING OBSERVATORY SHAANXI OBSERVATORY EARDISLEY, HEREFDS NESTON S. WIRRAL C64 6TF ACADENIA SINICA P.O. BOX 18 U.K. '.'.It. BEIJING LINTONG XIAN TEL:' TEL: 51-336-4208 CHINA, PEOPLE'S REP. SHAANXI TLX: TLX: TEL: 28-1698 CHINA, PEOPLE'S REP. COM: COM: 35 TLX: 22040 BAOBS CN TEL: 51696 XIAN COM: 10,12 TLX: 70121 CSAO CN COM: 19.31 WORSNICK SUSAN WRIGHT HELEN WU HSIH-HENG DR WU XINJI ROYAL GREENWICH OBS 173 FOREST LAKE DRIVE DEPARTMENT OF PHYSICS DEPT OF GEOPHYSICS HERSTNONCEUX CASTLE ANDOVER NJ 07821 NATL CENTRAL UNIVERSITY PEKING UNIVERSITY HAILSHAM BN27 1RP U.S.A. CHUNG-LI BEIJING O.J. TEL: 201-786-5566 CHINA, TAIWAN CHINA. PEOPLE'S REP. TEL: 0323-833171 TLX: TEL: TEL: 282471-3929 TLX: 87451 COM: 41 TLX: TLX: 22239 FSUNI CN COM: 09 COM: 37,45 COM: 40

WOSZCZYK ANDRZEJ PROF WRIGHT JAMES P DR WU HUAI-WBI WU XUE-LIN INSTITUTE OF ASTRONOMY DIV ASTRONOMICAL SCIENCES SHANGHAI OBSERVATORY NANJING ASTRONOMICAL UL. CHOPINA 12/18 NAT SC FOUNDATIONS 615 ACADEMIA SINICA INSTRUMENT FACTORY 87-100 TORUN 1800 G STREET N.W. 80 NAN DAN ROAD JIANGSU PROVINCE POLAND WASHINGTON DC 20550 SHANGHAI CHINA, PEOPLE'S REP. TEL: 2-60-18 U.S.A. CHINA, PEOPLE'S REP. TEL: TLX: 00552234 ASTS PL TEL: 202-357-7639 TEL: 386191 TLX: COM: 15,16,50 TLX: TLX: 33164 SHAO CN COM: COM: COM: 40 WRANDENARK STIG S O DR WRIGHT IENNETH O DR WU LIAN-DA WUNIER GUENTER LUND OBSERVATORY DOMINION ASTROPHYS OBS PURPLE MOUNTAIN LEHRSTUHL F THEORET ASTRO BOX 43 5071 W SAANICH ROAD OBSERVATORY PHYSIK DER UNIV TUEBINGEN S-221 00 LUND RR 5 NANJING AUF DER HORGSNSTELLE 12,C SWEDEN VICTORIA BC V8X 4M6 CHINA, PEOPLE'S REP. D-7400 TUEBINGEN TEL: 46-10 7303 CANADA TEL: 32893 GERMANY, F.R. TLX: 33199 OBSNOT S TEL: 604-388-3157 TLX: 34144 PMONJ CN TEL: 7071-292487 CON: 25,33,37 TLX: COM: 07 TLX: 7262714 AIT D CON: 29,36,42 COM: 14,44 KRAY JAMES D Dl WRIGHT MELVTN C H DR WU LIN-XIAIG WYCKOFF SUSAN DX DEPT OF ASTRONOMY RADIO ASTRONOMY LAB DEPT OF GEOPHYSICS PHYSICS DEPT/ASTRON GROUP UNIVERSITY OF TEXAS UNIVERSITY OF CALIFORNIA BEIJING UNIVERSITY ARIZONA STATE UNIVERSITY RL MOORE HALL 15-212 BERKELEY CA 94720 BEIJING TEMPE AZ 85287 AUSTIN TX 78712 U.S.A. CHINA, PEOPLE'S REP. U.S.A. U.S.A. TEL: 415-642-0420 TEL: TEL: 602-965-3561 TEL: TLX: TLX: TLX: 140289 HALLEU ASU UT TLX: CON: COM: 09,12 COM: 150,29,45 COM: 28,44 MIGHT ALAI B DR WRIXOI GERARD T DR (V MING-CHAI WYLLER ARNE A PROF AUSTRALIAN NATIONAL NATL MICROELECTRONICS YUNNAN OBSERVATORY GRUPO SUECO RADIO ASTRONOMY OBS RESEARCH CENTER P.O. BOX 110 APARTADO 66 P.O.BOX 276 UNIVERSITY COLLEGE RUNNING, YUNNAN PROVINCE SANTA CRUZ DE LA PALMA PARRES NSW 2870 CORK CHINA, PEOPLE'S REP. 38071 TENERIFE AUSTRALIA IRELAND TEL: 72946 SPAIN TEL: 068-62-3677 TEL: 353-21-508375 TLX: 64040 YUOBS CN TEL: 34-22-40-00-16 TLX: 63999 OJSAR TLX: 26050 COM: 50 TLX: COM: 40 COM: COM: 09,12,29,36

XANTBAXIS JOEI 1 PROF XIAO NAI-YUAN XU JIA-YAN YAHIL ANOS DR. R C A A K DEPT OF ASTRONOMY P.O. BOX 18 ASTRONOMY PROGRAM ACADEMY OF ATHENS NANJING UNIVERSITY LINTONG SONY AT STONY BROOK 14 ANAGNOSTOPOULOU NANJING SHAANXI ESS BLDG GR-10673 ATHENS CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. STONY BROOK NY 11794-2100 GREECE TEL: 34651-2882 TEL: U.S.A. TEL: 3613589 TLX: 34151 PRCNU CN TLX: TEL: 516-246-6545 TLX: CON: 19 COM: TLX: 510-228-7767 COM: 10 COM: XAITHOPOULOS BC OR XIAO XING BUA XU PBI-YUAN YAKOVKIN N A DR DEPT OF PHYSICS DEPT OF ASTRONOMY INST OF ELECTRON. PHYSICS KIEV STATE UNIVERSITY UNIVERSITY OF CRETE BEIJING NORMAL UNIVERSITY UNIV SCIENCE S TECHNOLOGY ASTRONOMICAL OBSERVATORY GR-71110 IRAJLION BEIJING SHANGHAI 252053 KIEV GREECE CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REF. O.S.S.R. TEL: 081-235576 TEL: 656531/1367 TEL: 951602 TEL: TLX: 262728 TLX: TLX: TLX: COH: 47 COM: 47 COM: 40 COM: 10

XI ZB-ZOIG XIE GUAHG-ZBONG XU PINXIN YALLOP BERNARD D DR INSTITUTE OF THE HISTORY YUNNAN OBSERVATORY PURPLE NOUNTAIN ROYAL GREENNICB OBS OF NATURAL SCIENCE ACADENIA SIRICA OBSERVATORY HERSTMONCEUX CASTLE BEIJING PC BOX 110 NANJING HAILSHAM BN27 1RP CHINA, PEOPLE'S REP. RUNNING CHINA, PEOPLE'S REP. U.K. TEL: ' CHINA, PEOPLE'S REP. TEL: 32893 TEL: 0323-833171 TLX: TEL: 72946 • TLX: 34144 PMONJ CN TLX: 87451 COH: 41C TLX: 64040 YUOBS CN COM: 07 COM: 04C CON: 06 XIA JIONGYU XIE LIANGYUN XU TOHO-QI YANAGUCHI SHICHIRO INSTITUTE OF GEODESY 4 INSTITUTE OF GEODEDY 4 SHANGHAI OBSERVATORY DEPT OF APPLIED NATHS GEOPHYSICS GEOPHYSICS 80 NAN DAN ROAD FAC ENGG, GIFU UNIVERSITY XU DONG LU XU DONG LU SHANGHAI YANAGIDO HUCBAHG, HUBEI NUCHANG, HUBEI CHINA, PEOPLE'S REP. GIFU 501-11 CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. TEL: 386191 JAPAN TEL: TEL: TLX: 33164 SHAO CN TEL: 582-30-1111 TLX: TLX: COM: 08,19 TLX: CON: 19 CON: 08 COM: XIA YI-FEI XING JUN XU ZHENTAO YANAXOSHI XAZUO CEPT OF ASTRONOMY DEPT OF GEOPHYSICS PURPLE NOUNTAIN OBS. COSMIC NATTER DIVISION NANJING UNIVERSITY BEIJING UNIVERSITY 2 NEST BEIJING ROAD COSMIC RAY RES/TOKYO UNIV NANJING BEIJING NANJING 3 CHOHE, 2-1 TANASHI CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. TOKYO 188' TEL: 34651-2882 TEL: TEL: 31096 JAPAN TLX: 34151 PICNU a TLX: TLX: 34144 PMONJ CN TEL: 0424-61-4131 CON: 08 CON: 34 CON: 10,41 TLX: 02822371 ICRTU J CON: 22 XIAN DING-ZHANG XIONG DA-RUN XU ZBI-CAI YAMANOTO TETSUO DR PURPLE NOUNTAIN PURPLE NOUNTAIN 2 NEST BEIJING STREET INST OF SPACE 4 OBSERVATORY OBSERVATORY NANJING ASTRONAUTICAL SCIENCES NANJING NANJING CHINA, PEOPLE'S REP, 4-6-1 KOMABA MEGURO-KU CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. TEL: TOKYO 153 TEL: 37609 TEL: 42817 TLX: JAPAN TLX: 34144 PKONJ CN TLX: 34144 PNONJ CN COM: 40 TEL: 03-467-1111 CON: 04 COM: 27,35 TLX: 24550 SPACETXY J CON:

YAIG FUMIN YAO BAO-AI YE SHI-HUI YILNAZ NIHAL DR SHANGHAI OBSERVATORY SHANGHAI OBSERVATORY PURPLE MOUNTAIN DEPT OF ASTRONOMY ACADEMIA SINICA ACADEMIA SINICA OBSERVATORY FEN FAKULTESI SHANGHAI SHANGHAI NANJING UNIVERSITY OF ANKARA CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. BESEVLER. ANKARA TEL: 386191 TEL: 386191 TEL: 46700 TURKEY TLX: 33164 SHAO CN TLX: 33164 SHAO CN TLX: 34144 PMONTJ CN TEL: 236-550 COM: 19 COM: 27 COM: 10 TLX: COM: YANG HAI SHOV YAO ZHENG-OIU YE SHU-HUA YII JI-SHEXG ASTROPHYSICS DIVISION NANJING ASTRONOMICAL SHANGHAI OBSERVATORY BEIJING ASTRONOMICAL OBS GEOPHYSICS DEPT INSTRUMENT FACTORY SHANGHAI ACADEMIA SINICA BEIJING UNIVERSITY NANJING CHINA, PEOPLE'S REP. BEIJING BEIJING CHINA, PEOPLE'S REP. TEL: 386191 CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. TEL: 46191 TLX: 33164 SHAO CN TEL: 28-1203 TEL: 282471-3888 TLX: 34136 GLYNJ c/o NAIF COM: 08,19C,31C,38C TLX: 22040 BAOAS CN TLX: 22239 TKONI CN COM: 09 COM: 25 COM: 10,48 YAIG JIM YAFLEE B S YEE HOVARD K.C. DR YII QI-FEIG PURPLE MOUNTAIN 8 CREST VIE) COURT DEPARTEMENT DE PHYSIQUE DEPT OF GEOPHYSICS OBSERVATORY ROCKVILLE MD 20354 UNIVERSITE DE MONTREAL BEIJING UNIVERSITY NANJING U.S.A. C P 6128 SUCC A BEIJING CHINA, PEOPLE'S REP. TEL: 301-762-0935 MONTREAL PQ H3C 3J7 CHINA, PEOPLE'S REP. TEL: TLX: CANADA TEL: 28-2471 x3888 TLX: 34144 PNONJ CN COM: TEL: 514-343-7274 TLX: 22239 PKUNI CN COM: 40 TLX: COM: 40 CON:

Downloaded from https://www.cambridge.org/core. IP address: 170.106.202.58, on 25 Sep 2021 at 22:51:56, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0251107X0002647X LIST OF MEMBERS 651 YODER CHARLES F YOSHIMURA HIROXAZU DR YOUNG LOUISE GRAY DR YULDASHBAEV TAIMAS S JET PROPULSION LAB FACULTY OF SCIENCE DEPT OF ASTRONOMY ASTRONOMICAL INSTITUTE MS 1831501 DEPT OF ASTRONOMY SAN DIEGO STATE UNIV USSR ACADEMY OF SCIENCES 1800 OAR GROVE DRIVE UNIVERSITY OF TCXYC SAN DIEGO CA 92182 700052 TASHXBNT PASADENA CA 91109 TOXYO 113 U.S.A. U.S.S.R. U.S.A. JAPAN TEL: 619-287-8890 TEL: TEL: 818-354-2444 TEL: 03-812-2111 TLX: TLX: TLX: 617-5429 TLX: 33659 UTYOSCI COM: 14,16 COM: COH: 16 COM: 10,12 YOKOYANA KOICHI OR YOSHIZANA MASANORI DR YOUNIS SAAO M YUNI S PROF DR INTERNATIONAL LATITUDE TOXYO ASTRONOMICAL ASTRONOMY i SPACE RES CTR TOKYO UNIVERSITY OBSERVATORY OBSERVATORY COUNCIL FOR SCI RESEARCH HAXUSAN 5-28-20 MIZUSAilA OSAKA 2-21-1, MITAXA P 0 BOX 2441 BUHXYO-XU IKATE 023 TOXYO 181 JADIRIYAH, BAGHDAD TOKYO 112 JAPAN JAPAN IRAQ JAPAN TEL: 0197-24-7111 TEL: 0422-32-5111 TEL: 7755127 TEL: 03-945-7392 TLX: 337628 TLX: TLX: 2187 BATHILMI IX TLX: CON: 19C COM: 08C COM: 24,28,33,34,40 COM: 19,31 YONEYANA TADAORI DR YOSS KENNETH M DR YOUSEF SHAHINAZ M DR YUN HONG-SIX PROF 2-1-16 HIBARIGAOKA-KITA ASTRONOMY DEPT DEPT Or ASTRONOMY SEOUL NAT UNIVERSITY HOYA-SBI UNIVERSITY OF ILLINOIS FACULTY OF SCIENCE SINLIN-DONG TOKYO 202 1011 N. SPRINGFIELD AVE CAIRO UNIVERSITY XSANAK-XU JAPAN URBANA IL 61801 CAIRO SEOUL 151 TEL: U.S.A. EGYPT KOREA, REPUBLIC TLX: TEL: 217-333-3295 TEL: TEL: 877-2130 x2542 COM: TLX: TLX: TLX: COM: 30.45 COM: COM: 10 YORK DONALD G DR YOU JIAH-QI YOUSSEF NAHED H DR YUNGELSON LEV R AAC PURPLE MOUNTAIN DEPT OF ASTRONOMY ASTRONOMICAL COUNCIL UNIVERSITY OF CHICAGO OBSERVATORY FACULTY OF -SCIENCE USSR ACADEMY OF SCIENCES 5640 S. ELLIS AVENUE NANJING CAIRO UNIVERSITY PYATNITSRAYA 48 CHICAGO IL 60637 CHINA, PEOPLE'S REP. CAIRO 109017 MOSCOW U.S.A. TEL: 46700 EGYPT U.S.S.R. TEL: 312-962-8930 TLX: 34144 PMONJ CN TEL: 586041 TEL: 231-54-61 TLX: 910-221-5617 COM: 10,12 TLX: TLX: 412623 SCSTP SU COM: 34C COM: 12 COM: 35 YORK HAROLD N DR YOU JUNHAN YU KYUNG-LOH PROF ZABRISKIE F R PROF UNIVERSITAETS STERNKARTE ASTROPHYS RES DIV SEOUL NATL UNIVERSITY RD 1 GEISNARLAHDSTR 11 UNIV OF SCI 4 TECHNOLOGY SINLIN-DONG ALEXANDRIA PA 16611 D-3400 GOETTINGEN HEIFI, ANHUI PROVINCE K8ANAX-XU U.S.A. GERMANY, F.R. CHINA, PEOPLE'S REP. SEOUL 151 TEL: 814-669-4483 TEL: 395042 TEL: 63300 XOREA, REPUBLIC TLX: TLX: 96753 TLX: 90028 USTC CN TEL: COM: COM: 34,35,36 CON: 48 TLX: COM: 08 YOSHIDA HARUO YOUNG ANDRE* T DR YUAN CHI PROF ZACHAROV IGOR DR DEPT OF ASTRONOMY DEPT OF ASTRONOMY DEPT OF PHYSICS ASTRONOMICAL INSTITUTE UNIVERSITY OF TOXYO SAN DIEGO STATE UNIV CITY COLLEGE OF N Y CZECH. ACAD. OF SCIENCES 2-11-16 YAYOI, BUNKYC-KU SAN DIEGO CA 92182-0334 138 ST CONVENE AVE OBSERVATORY TOXYO 113 U.S.A. NEN YORK NY 10031 251 65 ONDREJOV JAPAN TEL: 619-265-5817 U.S.A. CZECHOSLOVAKIA TEL: 3-812-2111 TLX: TEL: 212-690-6823 TEL: 724525 TLX: COM: 16.25C TLX: TLX: 121579 COM: 07 COM: 33 COM: 09 YOSHIDA JUNZO PROF YOUNG ARTHUR DR YUASA MANABU DR ZADUNAISXY PEDRO E PROF DBPT OF PHYSICS ASTRONOMY DEPT DEPT OF MATH i PHYSICS CNIE - CENTRO ESPACIAL KYOTO SANGYO UNIVERSITY SAN DIEGO STATE UNIV XINKI UNIVERSITY SAN MIGUEL KANIGANO IITA-RU SAN DIEGO CA 92182 HIGASHI-OSAXA AV MITRE 3100 KYOTO 603 U.S.A. OSAKA 577 1663 SAN MIGUEL IBs.As.1 JAPAN TEL: 619-265-6167 JAPAN ARGENTINA TEL: 075-701-2151 TLX: TEl: TEL: 667-2371 TLX: 5422661 XSUJ COM: TLX: TLX: COM: 07 COM: 07 CON: 20 YOSH1I YUZURU Dl YOUNG JUDITH SHARN YUB ZENG-YUAN ZAHN JSAN-PAUL DR TOXYO ASTRON OBS FIVE COLLEGE RADIOASTR DEPT OF GEOPHYSICS OBS DU PIC-DU-MIDI UNIVERSITY OF TOXYO OBSERVATORY PEKING UNIVERSITY ET DE TOULOUSE NITAIA 181 UNIV OF MASSACHUSETTS PEKING 14 AVENUE EDOUARD BELIN JAPAN AMHERST MA 01003 CHINA, PEOPLE'S REP. f-31400 TOULOUSE TEL: 0422-32-5111 U.S.A. TEl: FRANCE TLX: 2822307 TAOMTX J TEL: 413-545-0789 TLX: TEL: 61-25-21-01 COM: 33 TLX: 95-5491 COM: TLX: 530776 F COM: 28 COM: 35.36

ZAITSBV YALKII 7 DR ZARIECH JAM CHARLES DR ZEL'DOVICB YA B ACAD ZHANG BIN INST OF APPLIED PHYSICS USIT FOR SPACE SCIENCES SPACE RESEARCH INSTITUTE DEPT OF'GEOPHYSICS I'LYANOVA ST. 46 PHYSICS LABORATORIES USSR ACADEMY OF SCIENCES BEIJING UNIVERSITY 603600 GORKY JHIV KENT AT CANTERBURY 117810 MOSCOW BEIJING U.S.S.R. CANTERBURY CT2 7NR U.S.S.S. CHINA, PEOPLE'S SEP. TEL: U.K. TEL: TEL: TLX: TEL: 0227-56822 TLX: TLX: COM: 40 TLX: 965445 UKLI3 COM: 28,47,48 COM: 33 COK: 44 ZANBON GIULIO ZASOY ANATOLE V DR ZEL'NANOV A L DR ZHANG CHENG-YUE NT STROMLO OBSERVATORY STERNBERG ASTRONOMICAL STERNBERG STATE PURPLE MOUNTAIN WODEN P.O. ACT 2606 INSTITUTE ASTRONOMICAL INSTITUTE OBSERVATORY AUSTRALIA 119859 HOSCOD 7-234 119899 MOSCOW NANJING TEL: 062-881111 U.S.S.R. U.S.S.R. CHINA, PEOPLE'S REP. TLX: 62270 AA fpr. TEL: TEL: COK: 09 TLX: TLX: TLX: 34144 PMONJ CI! CON: 28 COM: 47 COM: 34

ZAKORAII GIOVANNI ZAVATTI FRANCO ZELENKA ANTOINE DR ZHANG GUO-DONG 1ST. DI RADIOASTRONOMIA DIPT. DI ASTROSOKIA DACHSLENBERGSTR. 56 BEIJING OBSERVATORY VIA 2AKBONI 33 CH-8180 BUELACH ACADEMIA SIRICA VIA IRNERIO 46 1-40126 BOLOGNA • SWITZERLAND BEIJING 1-40126 BOLOGNA ITALY TEL: CHINA, PEOPLE'S REF. ITALY TEL: 051-222956 TLX: TEL: TEL: 39-51-232856 TLX: 211664 INFNBO I COM: 10,12 TLX: TLX: 211564 INFti 30 I COM: COM: 19 COM: ZANDER RODOLPHE DR ZDANAVICIUS KAZINERAS DR ZELLNER BENJAMIN H DR ZHANG HE-QI INSTITUT D'ASTROPHYSIQUE ASTRONOMIJOS 03S SPACE TELESCOPE INSTITUTE PURPLE MOUNTAIN UNIVERSITE DE LIEGE VILNIUS 31 HOMEWOOD CAMPUS OBSERVATORY AVENUE DE COINTE 5 CIURLIONIO 25, LITHUNIA 373C SAN MARTIN DRIVE NANJING. JIANGSU PROVINCE 5-4200 COINTE-OUGREE U.S.S.R. BALTIMORE MD 21218 CHINA, PEOPLE'S REP. BELGIUM TEL: U.S.A. TEL: TEL: 041-529980 TLX: TEL: TLX: 34144 PMONJ CN TLX: 41264 ASTRLG B COM: 45 TLX: COM: 10,48 COM: COM: 15 ZANINETTI LORENZO ZEALEY WILLIAM J DR ZERULL REINER H DR ZEANG BUI 1ST. DI FISICA GENERALE UNIVERSITY OF WOLLONGONG RUHR-UNIVERSITAET BOCHUM P.O. BOX 18 CORSO M. D'AZEGLIO 46 PBYSICS DEPT BEREICH EXTRATERR. PHYSIK LINTONG 1-10125 TORINO BOX 1144 D-4630 BOCHUM XIAN ITALY WOLLONGONG NSW 2500 GERMANY, F.R. CHINA. PEOPLE'S REP. TEL: 011-657694 AUSTRALIA TEL: 234-700-4576 TEL: XIAN 32255 TLX: 211041 INFNTO I TEL: 042-270-555 TLX: 0825860 TLX: 70121 CSAO CN COS: TLX: 29022 AA COK: 21 COK: 08 COM: 09,34,46 ZAPPALA ROSARIO ALDO DR ZBILIK MICHAEL II DR ZBAI DI-SHENG ZHANG JIA-LU ISTITUTO DI ASTRCNOKIA DEPT PHYSICS i ASTRONOMY BEIJING ASTRONOMICAL OBS ASTROPHYSICS RESEARCH DIV CITTA UNIVERSITARIA UNIVERSITY OF NEW MEXICO ACADENIA SINICA DNIV SCIENCE 4 TECHNOLOGY 1-95125 CATANIA 800 YALE BLVD NE BEIJING HEFEI, ANHUI PROVINCE ITALY ALBUQUERQUE NM 87131 CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. TEL: 33-05-33 x 493 U.S.A. TEL: 28-1698 TEL: 63300 HEFEI TLX: 970359 ASTRCT I TEL: 505-277-4442 TLX: 22040 BAOAS CN TLX: 90028 USTC CN COM: 10 TLX: COM: 42 COM: 47,48 COM: 34,46 ZAPPALA VINCENZO PROF ZEIPPEI CLAUDE DR ZHAI ZAOCHE1G ZHANG JIA-XIANG OSSERVATORIO ASTRONOMICO OBSERVATOIRE DE PARIS SHANGHAI OBSERVATORY PURPLE MOUNTAIN 1-10025 PINO TORINESE SECTION DE MEUDON ACADEMIA SINICA OBSERVATORY ITALY F-92195 MEUDON PL CEDEX 80 NAN DAN ROAD ACADEKIA SINICA TEL: 11-841067 FRANCE SHANGHAI NANJING TLX: 213236 TO ASTR I TEL: 1-45-34-75-70 CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. COM: 15C20 TLX: 201571 LAM F TEL: 386191 TEL: COM: 14 TLX: 33164 SHAO CN TLX: 34144 PMONJ CN COM: 31 COM: 20 ZARK MAUL DR ZEKL HANS WILHELM ZHANG BAI-RONG ZHANG JINTONG 1180 AVALT DRIVE TON BELLER GMBE YUNNAN OBSERVATORY INSTITUTE OF GEODESY 4 MOUNTAIN VIED CA 94040 SURGSTRASSE 22 KUNMING. YUNNAN PROVINCE GEOPHYSICS U.S.A. D-6140 BENSHEIM 3 CHINA, PEOPLE'S REP. XU DONG LU TEL: 415-940-1881 GERMANY, F.R. TEL: 72946 WUHAN TLX: TEL: 06251-73001 TLX: 64040 YUOBS CN CHINA, PEOPLE'S REP. COM: 07 TLX: 468352 TBELL D COK: IOC,50 TEL: COM: TLX: CON: 31

ZHANG SHENG-PAI ZHAO REN-YANG ZHENG YING ZHU CI-SHENG DEPT OF ASTRONOMY BEIJING ASTRONONICAL OBS PURPLE KOUNTAIN DEPT OF ASTRONOMY NANJING UNIVERSITY ACADENIA SINICA OBSERVATORY NANJING UNIVERSITY NANJING BEIJING NANJING NANJING CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. TEL: 34651 - 2882 TEL: TEL* TEL: 37551/2882 TLX: 34151 PRCNU CN TLX: TLX: 34144 PNONJ CN TLX: 34151 PRCNU CN CON: 07 CON: 40 COM: 31 COM: 42

ZHANG YOUYI ZHAO XIAN-ZI ZHEVARIN S A PROF DR ZHU NENGHONG PURPLE MOUNTAIN PURPLE MOUNTAIN RADICPHYSICAL RESEARCH SHANGHAI OBSERVATORY OBSERVATORY OBSERVATORY INSTITUTE ACADEKIA SINICA NANJING NANJING LYADOV STREET 25/14 SHANGHAI CHINA, PEOPLE'S REP. CHINA. PEOPLE'S REP. 603600 GORRIJ CHINA, PEOPLE'S REP. TEL' TEL: il337 U.S.S.R. TEL: 386191 TLX: 34144 PMONJ CN TLX: 085 34144 PNONJ CN TEL: 36-67-51 TLX: 33164 SHAO CN COM: 09 COH: 04,07 TLX: CON: 09 COM: 35 ZHANG YU-ZHB ZHELEZNIAIOV VLADIMIR V ZHOU DAOOI ZHV SHI-CHANG PURPLE NOUNTAIN APPLIED-.PHYSICS INSTITUTE DEPT OF GEOPHYSICS DEPT OF PHYSICS OBSERVATORY USSR ACADENY OF SCIENCES PEKING UNIVERSITY SHANGHAI TEACHERS UNIV NANJING ULYANOV STREET 46 BEIJING SHANGHAI CHINA, PEOPLE'S REP. 603600 GORRIJ CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. TEL: U.S.S.R. TEL: 282471-3888 TEL: 384-301 TU: TEL: TLX: 22239 PXUNI TLX: 9016 COM: 20C TLX: COM: 10,12 COK: 47 CON: 40 ZHANG ZHEN-DA ZHENG DA-NEI ZHOU HONG-NAN ZHU KEN-YAO DEPT OF ASTRONOMY SHANGHAI OBSERVATORY DEPT OF ASTRONOKY SHANGHAI OBSERVATORY NANJING UNIVERSITY ACADEKIA SINICA NANJING UNIVERSITY ACADEMIA SINICA NANJING 80 NAN DAN ROAD NANJING SHANGHAI CHINA, PEOPLE'S REP. SHANGHAI CHINA, PEOPLE'S REP. CHINA, PEOPLE'S RBP. TEL: 34651-2882 CHINA, PEOPLE'S REP. TEL: 34651-2882 TEL: 386191 TLX: 34*151 PRCNU CN TEL: 386191 TLX: 34151 PRCNU CN TLX: 33164 SHAO CN COM: 10 TLX: 33164 SHAO CN COK: 07 COM: 07 COM: 19 ZHANG ZHEN-JIU ZHENG JIA-OING ZHOU TI-JIAN ZHU XINGFENG DEPT OF PHYSICS PURPLE MOUNTAIN DEPT OF GEOPHYSICS CENTER FOR ASTROPHYSICS HUAZHONG NORNAL UNIV. OBSERVATORY PEKING UNIVERSITY UNIV SCIENCE 4 TECHNOLOGY HUHAI NANJING BEIJING HEFEI, ANHUI CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. CHINA, PEOPLE'S REP. TEL: NUHAN 75601 TEL: 46700 TEL: 28-2471-3888 TEL: TU: 6908 TLX: 34144 PKONJ CN TLX: 22239 PXUNI TLX: 90028 USTC CN COM: 47,48 COK: 07 ' COM: 40 CON: 47

ZHAO GANG ZHENG IEHGUAHG ZHOU XING-HAI ZHV YONG-HE SHANGHAI OBSERVATORY BEIJING ASTRONOMICAL OBS PURPLE MOUNTAIN BEIJING ASTRONOMICAL OBS ACADEMIA SINICA BEIJING OBSERVATORY BEIJING SHANGHAI CHINA, PEOPLE'S REP. NANJING CHINA, PEOPLE'S REP. CHINA. PEOPLE'S REP. TEL: CHINA, PEOPLE'S REP. TEL: 281-1698 TEL: 586191 TLX: TEL: 46700 TLX: 22040 BAOBS CN TLX: 33164 SHAO CN CON: TLX: 34144 PKONJ CN COM: 19 COM: 31 CON: 15,24

ZHUGZHDA YVZEF D DR ZIOLKOVSKI KRZYSZTOF DR ZOU YI-XII INSTITUTE OF. TERRESTRIAL SPACE RESEARCH CENTER BEIJING OBSERVATORY MAGNETISM 5 IONOSPHERE UL. BARTYCKA 13 CHUNGKUANTSEN 142092 ACADEMGORCDOK 00-716 DARSAK I. SUBURB U.S.S.R. POLAND BEIJING TEL: TEL: 0-22-410041 CHINA, PEOPLE'S REP. TLX: TLX: TEL: 281261 COM: 10,12 CON: 20 TLX: 22040 COM: 10 ZIEBA ANDRZEJ FROF ZIRIN HAROLD DR ZOU ZHEN-LONG ASTRONOMICAL OBSERVATORY CALTECH 264-33 BEIJING OBSERVATORY UL. ORLA 111 PASADENA CA 91125 ACADEMIA SINICA 30-244 KRARON U.S.A. BEIJING POLAND TEL: 813-356-3857 CHINA, PEOPLE'S REP. TEL: TLX* TEL: TLX: CON: 10,12,14 TLX: 22040 BAOAS CN COM: 47 CON: 28,47

ZIEBA STANISLAN DR ZIRKER JACK B DR ZUCCARELLO FRAICESCA OBSERVATCRIUM ASTRON. NATL SOLAR OBSERVATORY ISTITUTO DI ASTRONONIA JAGIELLONIAN UNIVERSITY SUNSPCT NN 88349 VIALE A. DQRIA 6 UL. ORLA 171 U.S.A. 1-95100 CATANIA 30-244 KRAKOW TEL: 505-«4-1390 ITALY POLAND TLX: TEL: 330-533 TEL: 223856, 221877 COM: 12 TLX: 970359 ASTRCT I TLX: 0322297 CJ PL COM: COM: 40,47 ZIKIDES MICHAEL C DR ZLATEV SLAVEY ZUCKERNAX BEN II DR DEPT OF ASTRONOMY ASTRONONICAL OBSERVATORY ASTRONOMY DEPT PANEPISTIMIOPOLIS OF KARDGALI UCLA GR-15771 ATHENS 6600 KARDGALI LOS ANGELES CA 90024 GREECE BULGARIA U.S.A. TEL: TEL: 25-95 TEL: 213-825-9338 TLX: TLX: 47421 TLX: 910 342 7597 COM: COM: COM: 27,34,40,51

ZINNBRMANN HELMUT DR ZLOBBC PAOLO DR ZUIDERKIJK EDIARDUS J UNIVERSITAETS-STERNNARTE OSSERVATORIO ASTRONOMICO BEECHES SCHILLERGAESSCHEN 2 G.B. TIEPOLO 11 JOES LANE DDR-6900 JENA P.O.B. SUCC. TRIESTE 5 WINDMILL HILL GERMANY, D.R. 1-34131 TRIESTE HAILSHAM E SUSSEX TEL: 27122 ITALY U.K. TLX: TEL: 40-793921 TBL: COM: 34,46 TLX: 461137 OAT I TLX: COM: 10,40 COM: 42.47 ZINN ROBERT J DR ZONBECK MARTIN V DR ZVEREV MITROFAI S PROF DR DEPT OF ASTRONOMY CENTER FOR ASTROPHYSICS PULKOVO OBSERVATORY YALE UNIVERSITY 60 GARDEN STREET 196140 LENINGRAD 260 IHITNEY AVE BOX 6666 CAMBRIDGE MA 02138 U.S.S.R. NEK HAVEN CT 06511 U.S.A. TEL: U.S.A. TEL: 617-495-7227 TLX: TEL: 203-436-3460 TLX: 921423 SATELLITE CAM COM: 08 TLX: COM: 44.48 COM: 28,37