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OCTOBER 1984

1111111111111 1111 1111111111 11111 11111 11111111 NF01540 NASA Technical Memorandum 87361

A Bibliography of Planetary Geology and Geophysics Principal Investigators and Their Associates, 1983-1984

Nand E. Witbeck, Editor U.S. Geological Survey F lagstaft, Arizona

NI\S/\ National Aeronautics and Space Administration Scientific and Technical Informatlo'l Branch

1984 Contents

General Interest Topics ...... 3

Solar System, Comets, Asteroids, Meteorites, and Small Bodies ...... 5

Structure, Tectonics, Gravity, Planetary and Satellite Evolution, and Planetary Interiors .... 13

Impact Craters and Basins: Occurrence, Modeling, and Geologic Studies ...... 17

Volcanic Studies...... 21

Eolian Studies ...... 27

Fluvial, Mass Wasting, Glacial, and Periglacial Studies ...... 29

Geochemistry: Regolith, Volatiles, Atmosphere, and Climate Studies...... 33

Geologic Mapping, Stratigraphy, and GeomOIphology ...... 39

Radar Studies ...... 41

Remote Sensing and Photometry ...... 43

Cartography, Photogrammetry, Geodesy, and! Altimetry ...... 47

Author Index ...... 49

iii A BIBLIOGRAPHY OF PLANETARY GEOLOGY AND GEOPHYSICS PRINCIPAL INVESTIGATORS AND THEIR ASSOCIATES, 1983 -1984

This document is a compilation of selected bibliographic data specifically relating to recent publi­ cations submitted by principal investigators lllnd their associates, supported through NASA's Office of Space Science and Applications, Solar System Exploration Division, Planetary Geology and Geophysics Program, and serves as a companion piece to NASA TM-86246, Reports of Planetary Geology Programs - 1983, NASA, Washington, D.C. 20546. General Interest Topics

Ahrens, T. J.; and O'Keefe, J. D.: Impact of an Asteroid or Comet in the Ocean and Extinction of Terrestrial Life. Proc. Lunar Planet. Sci. Conf. 13, J. Geophys. Res., vol. 88,1983, pp. A799-A806.

Arvidson, R. E.; Guinness, E. A.; Moore, H. Jr.; Tilman, J.; and Wall, S. D.: Three Mars Years: Viking Lander 1 Imaging Observations. Science, vol. 222, 1983, pp. 463-468.

Arvidson, R. E.; Levinthal, E. C.; Saunders, R. S.; and Schultz, P. H.: Terrestrial Moons and Planets. Chapter 36, 2nd Edition, Manual of Remote Sensing. Am. Soc. Photogram., 1983, pp. 2385-2415.

Baker, V. R.: Mars, in McGraw-Hill Yearbook of Science and Technology - 1984. McGraw-Hill Book Co., N.Y., 1983, pp. 271-274.

Bristow, J. W.; Armstrong, R. A.; and Allsopp, H. L.: A Note on the Geology and Geochronology of the Tsange Gabbros. Geol. Soc. South Africa Trans., vol. 85, 1982, pp. 135-139.

Carr, M. H.: The Surface of Mars: A Post-Viking View. J. Astron. Soc. Pacific, vol. 12, no. 1, 1983, pp.2-15.

Carr, M. H.: Geology of the Terrestrial Planets. Proc. 4th IntI. Conf. on Permafrost. National Academy Press, Washington, D.C., 1983, pp. 103-108.

Christiansen, E. H.; and Davis, M. H.: The Moon, in Space and Planetary Environment Criteria Guidelines for Use in Space Vehicle Development, 1982 Revision, Volume 1, NASA TM-82478, 1983, pp. 3.1-3.38.

Guinness, E. A.; and Arvidson, R. E.: Three Mars Years of Surface Contrast Changes Seen at the Mutch Memorial Station (VLl). (Abstract.) Lunar Planet: Sci. Conf. 14, Lunar Planet. Inst., 1983, . pp. 269-270.

Johnson, T.; and Soderblom, L.: 10. Sci. Am., vol. 249, December 1983.

McGill, G. E.: The Geology of Venus. Episodes, no. 4, 1983, pp. 10-17.

Morris, E. C.; and Lucchitta, B. K.: Astrogeology, in chapter 31, Geologic Applications. Manual of Remote Sensing, 2nd ed. Am. Soc. Photogram., 1983, pp. 1901-1910.

Nash, D. B.: History of 10 Studies. Natural Satellites, Int. Astron. Union Colloq. 77, Cornell Uni­ versity, Ithaca, New York, July 1983.

3 Plescia, J. B.: The Geology of Dione. (Abstract.) Natural Satellites, Int. Astron. Union Colloq. 77, Cornell University, Ithaca, New York, 1983, p. 29.

Plescia, J. B.: Geology of Dione. Reports of Planetary Geology Programs, - 1983. NASA TM-86246, 1984, pp. 34-37.

Plescia, J. B.: The Geology of Dione. Icarus, vol. 56, 1983, pp. 255-277.

Reynolds, R. T.; Squyres, S. W.; Colburn, D. S.; and McKay, C. P.: On the Habitability of Europa. Icarus, vol. 56,1983, pp. 246-254.

Spudis, P. D.: Modeling Mars, Moon Surfaces. Geotimes, vol. 28, 1983, pp. 22-24.

Squyres, S. W.: Planetary Science: 1979-1982. Rev. Geophys. Space Phys., vol. 21, 1983, pp. 139-142.

Squyres, S. W.: Ganymede and Callisto. American Scientist, vol. 71, 1983, pp. 56-64.

Strom, R. G.: Der Merkur, in Bild der Wissenschaft, Stuttgart, Germany, 1984, pp. 62-74.

Tyner, R. 1.; and Carroll, R. D.: A Catalog of Selected Viking Orbiter Images. NASA RP-I093, 1983.

Weeks, R. A.; Underwood, J. R., Jr.,; and Giegengack, R.: Libyan Desert Glass: A Review of Fact and Fancies. (Abstract.) Section IX, IntI. Conf. on Glass in Planetary and Geological Phenomena, August 14-18, 1983, New York State College of Ceramics, Alfred University, New York, 1983, pp. 1-2.

Weiss, B. 1.: NASA Regional Planetary Image Facilities. (Abstracts with Programs.) Geol. Soc. Amer., vol. 15, no. 6,1983, p. 716.

4 Solar System, Comets, Asteroids, Meteorites, and Small Bodies

Bell, 1. F.: Callisto: 1upiter's Iapetus? (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 4445.

Bell, 1. F.; Hawke, B. R.; and Gaffey, M. Jr.: Composition of the D-type Asteroids Derived from Infrared Spectrophotometry. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 4647.

Bell, 1. F.; Hawke, B. R.; Singer, R. B.; and Gaffey, M. 1.: The Olivine Asteroids: Discovery, Min­ eralogy, and Relationship to Meteorites. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 4849.

Brown, R. H.: The Uranian Satellites and Hyperion: New Spectrophotometry and Compositional Implications. Icarus, vol. 56,1983, pp. 414425.

Brown, R. H.; and Cruikshank, D. P.: The Uranian Satellites: Surface Compositions and Opposition Brightness Surges. Icarus, vol. 55, 1983, pp. 83-92.

Bums, 1. A.; Cuzzi, 1. N.; and Showalter, M. R.: Discovery of Gossamer Rings. Bull. Amer. Astron. Soc., vol. 15, 1983, p. 1013.

Bums, 1. A.; Showalter, M. R.; Cuzzi, 1. N.; and Durisen, R. H.: Saturn's Electrostatic Discharges: Could Lightning Be the Cause? Icarus, vol. 54, 1983, pp. 280-295.

Bus, S. 1.; Dunbar, R. S.; and Swanson, S. R.: Observations of Comet Sugano-Saigusa-Fujikawa. Int. Astron. Union Circ. No. 3812,1983.

Clark, R. N.; Gaffey, M. 1.; and Fanale, F. P.: Surface Composition of Natural Satellites. (Abstract.) Natural Satellites, Int. Astron. Union Colloq. 77, Cornell University, Ithaca, New York, 1983, p. 4.

Consolmagno, G. 1.: Ice-rich Moons and the Physical Properties of Ice. 1. Phys. Chern., vol. 87, 1983, pp. 42044208.

Cruikshank, D. P.; and Brown, R. H.: The Nucleus of Comet P/Schwassmann Wachmann I. Icarus, vol. 56, 1984, pp. 377-380.

Cruikshank, D.; Veverka, 1.; et al.: Saturn's Satellites: Optical Properties of the Surfaces, in Saturn, T. Gehrels and M. Matthews, eds. University of Arizona Press, 1983.

Cuzzi, 1. N.: Planetary Ring Systems. Rev. Geophys. Space Phys., vol. 21, 1983, pp. 173-186.

5 Cuzzi, J. N.;Lissauer, J. J.; Esposito, L. W.; Holberg, J. B.; Marouf, E. A.; Tyler, G. L.; and Boischot, A.: Saturn's Rings: Properties and Processes, in Planetary Rings, A. Brahic and R. Greenberg, eds. University of Arizona Press, June 1984.

Cuzzi, J. N.; Scargle, J. D.; Showalter, M. R.;and Esposito, L. W.: Saturn's Rings: Indirect Evidence for Moon1ets Embedded within Encke's Division. Bull. Amer. Astron. Soc., vol. 15, 1983, p. 813.

Davies, M. E.: The Shape of 10. Natural Satellites, Int. Astron. Union Colloq. 77, July 5-9, Cornell University, Ithaca, New York, p. 14, 1983.

Dawe, J.; Barrow, J.; Hartley, M.; Morgan, D.; Russell, K.; Savage, A.; Helin, E.; Shoemaker, E.; Bus, S. J.; and Dunbar, R S.: Observations Made with the 1.2-M Schmidt Telescope at Siding Spring in the Course of the U.K.-Caltech Asteroid Survey (UCAS). Minor Planet Circ. Nos. 7882-7920, 8093-8114,8228-8247, and 8494-8508, 1983-84.

Dermott, S. F.; Gierasch, P.; Gradie, J.; Sagan, c.; and Thompson, W. R: Origin and Depth of Titan's Hydrocarbon Ocean. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 222-223.

Dermott, S. F.; Harris, A. W.; and Murray, C. D.: Asteroid Rotation Rates. Icarus, vol. 57, 1984, pp. 14-34.

Dermott, S. F.; and Murray, C. D.: Nature of the Kirkwood Gaps in the Asteroid Belt. Nature, vol. 31, 1983,pp. 201-205.

Dobrovo1skis, A. R.;and Harris, A. W.: The Obliquity of Pluto. Icarus, vol. 55,1983, pp. 231-235.

Dunbar, R. S.: Discovery of 1983 RD. Int. Astron. Union Circ. No. 3862, 1983.

Dunbar, R. S.; and Helin, E. F.: Observations of 1983 RD from Palomar and CERGA. Int. Astron. Union Circ. No. 3865, 1983.

Dunbar, R. S.; and Helin, E. F.: Estimation of an Upper Limit on the Earth Trojan Asteroid Popula­ tion from Schmidt Survey Plates. Bull. Amer. Astron. Soc., vol. 15, no. 3, 1983, p. 830.

Dunbar, R. S.; and Swanson, S. R.: Pre-Discovery Observations of 1983 SA. Int. Astron. Union Circ. No. 3881,1983.

Dunbar, R. S.; and Swanson, S. R.: Observations of Comet Shoemaker. Int. Astron. Union Circ. No. 3864, 1983.

Durisen, R. H.: Transport Effects Due to Particle Erosion Mechanisms, in Planetary Rings, A. Brahic and R. Greenberg, eds. University of Arizona Press, June 1984.

Epstein, E.; Janssen, M.; and Cuzzi, J. N.: Saturn's Rings: 3.4 mm Wavelength Observations at Low Inclination. Icarus, vol. 58, no. 3, June 1984.

Esposito, L. W.; Borderies, N.; Goldreich, P.; Cuzzi, J. N.; Holberg, J. B.; Lane, A. L.; Pomphrey, R B.; Terrile, R. J.; Lissauer, J. J.; Marouf, E. A.; and Tyler, G. L.: Eccentric Ringlet in the Maxwell Gap at 1.45 Saturn Radii: Multi-Instrument Voyager Observations. Science, vol. 222, 1983, pp. 57-60.

6 Gaffey,M. J.: The Asteroid (4) Vesta: Rotational Spectral Variations Surface Material Heterogeneity, and Implications for the Origin of the Basaltic Achondrites. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 231-232.

Gaffey, M. J.: Observational Determination of Asteroid Surface Heterogeneity: Implications of (4) Vesta and (8) Flora for the Meteorites. Bull. Amer. Astron. Soc., vol. 15, no. 3, 1983, p. 826.

Gaffey, M. J.: The'S' Asteroids and the Ordinary Chondrites: The (8) Flora Case. Meteoritics, vol. 18,1983, pp. 301-302.

Grimm, R. E.: Metamorphism, Fragmentation, and Reassembly of Chondrite Parent Bodies: A Penecontemporaneous View. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, p. 328.

Harris, A. W.: Slowly Rotating Asteroids: Evidence for Binary Asteroids? Bull. Amer. Astron. Soc., vol. 15,1983, p. 828.

Harris, A. W.: Some Thoughts on the Vega Particulate Shell. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 345-346.

Helin, E. F.: Discovery and Unusual Orbit of 1984 AB. Int. Astron. Union Circ. No. 3910,1984.

Helin, E. F.; Ciffreo, J.; and Maury, A.: Observations of 1983 RD Made at Caussols (CERGA 0.9-M Schmidt Telescope). Minor Planet Circ. No. 8090, 1983.

Helin, E. F.; and Dunbar, R. S.: Discovery and Unusual Orbit of 1984 BC. Int. Astron. Union Circ. No. 3919,1984.

Helin, E. F.; and Dunbar, R. S.: International Near-Earth Asteroid Search. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, p. 358.

Helin, E. F.; Dunbar, R. S.; and Swanson, S. R.: Discovery of 1983 LB and 1983 LC. Int. Astron. Union Circ. No. 3828,1983.

Helin, E. F.; Dunbar, R. S.; and Swanson, S. R.: Two Near-Earth Asteroids, Apollo 1983 LC and Amor 1983 LB. Bull. Amer. Astron. Soc., vol. 15, no. 3,1983, pp. 829-830.

Helin, E. F.; Dunbar, R. S.; and Swanson, S. R.: Observations Made With the 1.2-M Schmidt Tele­ scope at Palomar. Minor Planet Circ. Nos. 7922, 8014, 8090, 8120, 8250, 8356, 8449, and 8509, 1983-84.

Helin, E. F.; Hulkower, N. D.; and Bender, D. F.: The Discovery of 1982 DB, the Most Accessible Asteroid Known. Icarus, vol. 57, no. 1, 1984" pp. 42-47.

Helin, E. F.; Shkodrov, V.; Ivanova, V.; and Thintharova, A.: Observations Made at the Bulgarian National Observatory, Smolyan. Minor Planet Circ. Nos. 8191, 8227, and 8444, 1983.

Helin, E. F.; Swanson, S. R.; Graps, A.; and Dunbar, R. S.: Observations Made With the 0.46-M Schmidt Telescope at Palomar. Minor Planet Circ. No. 8119,1983.

Helin, E. F.; Swanson, S. R.; and Miles, E.: Observations of Periodic Comet IRAS (1983j). Int. Astron. Union Circ. No. 3845, 1983.

7 King, T. V. V.; Gaffey, M. J.; and King, E. A.: Spectral Reflectance Measurements and Surface Characteristics of Meteoritic Condensates from Solar Furnace Experiments. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 371-372.

King, T. V. V.; McFadden, L. A.; Gaffey, M. J.; and McCord, T. B.: Classification and Interpretation of Asteroid Spectra in the 0.3-0.9 J,Lm Range. Bull. Amer. Astron. Soc., vol. 15, 1983, p. 825.

King, T. V. V.; McFadden, L. A.; Gaffey, M. J.;and McCord, T. B.: Mineralogical Classification and Interpretation of Asteroid Spectra in the 0.3-0.9 J,Lm Range. Meteoritics, vol. 18,1983, pp. 324-325.

Lissauer, J. J.: Ballistic Transport in Saturn's Rings. Bull. Amer. Astron. Soc., vol. 15, 1983, p. 813.

Lissauer, J. J.: Ballistic Transport in Saturn's Rings. Icarus, vol. 57,1984, pp. 63-71.

Lissauer, J. J.; Peale, S. J.; and Cuzzi, J. N.: Ring Torque on Janus and the Melting of Enceladus. Icarus, vol. 58, 1984, p. 2.

McCord, T. B.; et. al.: IRAS Asteroid Workshop Number 1: Report and Recommendations. Report on a Workshop Sponsored by the IRAS Project. JPL D-803, Jet Propulsion Laboratory, Pasadena, California, 1983.

McCord, T. B.; et al.: IRAS Asteroid Workshop Number 2: Report and Recommendations. Report on a Workshop Sponsored by the IRAS Project. JPL D-8399, Jet Propulsion Laboratory, Pasadena, California, 1983.

McKinnon, W. B.: Origin of the E Ring: Condensation of Impact Vapor ... or Boiling of Impact Melt? (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 487-488.

McKinnon, W. B.: Planets and Rings of Ice. Geotimes, vol. 28, 1983, pp. 28-30.

McKinnon, W. B.: Consequences of a Capture Origin for Triton. Bull. Amer. Astron. Soc., vol. 15, 1983, p. 857.

McKinnon, W. B.: Geology of Icy Satellites. (Abstract.) Ices in the Solar System, NATO Advanced Research Workshop, Nice, France, vol. 80, January 1984, pp. 16-19.

McKinnon, W. B.; Parmentier, E. M.; and Lucchitta, B. K.: Ganymede and Callisto: Nine Questions. Natural Satellites, Int. Astron. Union Colloq. 77, vol. 23, Cornell University, Ithaca, New York, 1983.

Melosh, H. J.: Ejection of Meteorites from Parent Bodies. EOS, vol. 64,1983, p. 253.

Melosh, H. J.; and Treiman, A.: Olivine Composition Glass in the Chassigny Meteorite: Implications for Shock History. (Abstract.) EOS, vol. 64, 1983, p. 254.

Morrison, D.; Veverka, J.; et al.: Satellites of Saturn: A Geologic Perspective, in Saturn, T. Gehrels and M. Matthews, eds. University of Arizona Press, 1983.

Podolak, M.; and Reynolds, R. T.: Consistency Tests of Cosmogonic Theories from Models of Uranus and Neptune. Icarus, vol. 57, 1984, pp. 107-111.

Sagan, c.; and Dermott, S. F.: The Tide in the Seas of Titan. Nature, vol. 300,1982, pp. 731-733.

8 Shoemaker, C. S.; Shoemaker, E. M.; and Bus, S. J.: Discovery of 1983 RB. Int. Astron. Union Circ. No. 3861, 1983.

Showalter, M. R.; Bums, J. A.; Cuzzi, J. N.; and Pollack, J. B.: Re-examining Jupiter's Ring: Morphology. Bull. Amer. Astron. Soc., vol. 15,1983, p. 815.

Squyres, S. W.; and Sagan, c.: UV Darkening, Ballistic Diffusion, Iapetus, and the Satellites of Uranus. (Abstract.) Natural Satellites, Int. Astron. Union Colloq. 77, Cornell University, Ithaca, New York, 1983, p. 32.

Squyres, S. W.; and Sagan, C.: Ballistic Diffusion on Planetary Satellites. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 739-740.

Squyres, S. W.; and Reynolds, R T.: Another Ocean in the Solar System? in 1984 Yearbook of Astronomy, P. Moore, ed. Sidgwick and Jackson, London, 1983, pp. 140-144.

Squyres, S. W.;and Reynolds, R. T.: Tidal Evolution of the Satellites of Uranus. (Abstract.). EOS, vol. 64, 1983, p. 746.

Squyres, S. W.; and Reynolds, R. T.: Geologic Studies of Outer Solar System Satellites: Iapetus and Europa. (Abstract.) Reports of Planetary Geology Programs, - 1983. NASA TM~86246, 1984, pp.41-43.

Squyres, S. W.; and Reynolds, RT.: The Solar System's Other Ocean. The Planetary Report, 1983, pp. 3, 5-7.

Stewart, G. R.: Long-Lived, Long-Wavelength Fluctuations in Saturn's Rings. Bull. Amer. Astron. Soc., vol. 15, 1983, p. 813.

Stewart, G. R.;Lin, D. N. C.;and Bodeheimer, P.: Collision-Induced Transport Processes in Planetary Rings, in Planetary Rings, A. Brahic and R. Greenberg, eds. University of Arizona Press, June 1984.

Synnott, S. P.; Terrile, R. J.; Jacobsen, R A.; and Smith, B. A.: Orbits of Saturn's F-Ringand Its Shepherding Satellites. Icarus, vol. 53, 1983, p. 156.

Synnott, S. P.; Yoder, C. F.; and Jacobsen, R. A.: Numerically Integrated Orbits of Saturn's Co­ orbiting Satellites from Fitting Voyager Data. (Abstract.) Bull. Amer. Astron. Soc., vol. 15, no. 3, 1983, p. 854.

Thomas, P.; et al.: Saturn's Small Satellites: Voyager Imaging Results. J. Geophys. Res., vol. 88, 1983, p. 8743.

Thomas, P.; et al.: Phoebe: Voyager Imaging Results. J. Geophys. Res., vol. 88, 1983, p. 8736.

Thomas. P.; Veverka, J.; and Dermott, S.: Small Satellites, in Natural Satellites, J. Bums and D. Morrison, eds. University of Arizona Press, 1984.

Thomas, P.; Veverka, J.; et al.: Saturn's Small Satellites: Voyager Imaging Observations. J. Geophys. Res., vol. 88, 1983, pp. 8743-8754.

Thomas, P.; Veverka, J.; et al.: Phoebe: Voyager 2 Observations. J. Geophys. Res., vol. 88, 1983, pp. 8736-8742.

9 Thomas, P.; Veverka, J.; et al.: Hyperion: 13-Day Rotation from Voyager Data. Nature, vol. 307, 1984, pp. 716-717.

Veverka, J.; Johnson, T. V.; et al.: Physical Properties of Satellite Surfaces, in Natural Satellites, J. Burns and D. Morrison, eds. University of Arizona Press, 1984.

Vickery, A. M.; and Melosh, H. J.: The Origin of the SNC Meteorites: An Alternative to Mars. Icarus, vol. 56, 1983, pp. 299-318.

Ward, W. R.: Density Waves in the Solar Nebula. (Abstract.) Bull. Amer. Astron. Soc., vol. 15, no. 3, 1983,p. 811.

Weidenschi1ling, S. J.: Dust in a Turbulent Solar Nebula. Bull. Amer. Astron. Soc., vol. 15, no. 3, 1983,p.811.

Weidenschi1ling, S. J.: Evolution of Grains in a Turbulent Solar Nebula. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, p. 900.

Weidenschi1ling, S. J.; and Davis, D. R.: Effects of Resonances on Orbital Evolution in a Resisting Medium. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, p. 902.

Weissman, P. R.: Cometary Impacts on the Terrestrial Planets, in Planetary Volatiles, R. O. Pepin and R. O'Connell, eds. LPI Technical Report 83-01, Houston, Texas, 1983, pp. 192-193.

Weissman, P. R.: The Mass of the Oort Cloud. Astron. Astrophys., vol. 118,1983, pp. 90-94.

Weissman, P. R.: Dynamical Evolution of the Oort Cometary Cloud. Highlights of Astronomy, vol. 6, 1983, pp. 363-370.

Weissman, P. R.: Cometary Impacts with the Sun: Physical and Dynamical Considerations. Icarus, vol. 55, 1983, pp. 448454.

Weissman, P. R.: Diffusion of Oort Cloud Comets into the Planetary Region. Bull. Amer. Astron. Soc., vol. 15, 1983, p. 808.

Weissman, P. R.: Diffusion of Cometary Orbits into the Planetary Region. Bull. Amer. Astron. Soc., vol. 15, 1983,p. 869.

Weissman, P. R.: Cometary Shells Around Main Sequence Stars. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 904-905.

Wetherill, G. W.: Transit Time From Mars to Earth. (Abstract.) EOS, vol. 64, 1983, p. 465.

Wetherill, G. W.: Orbital Evolution of Impact Ejecta from Mars. (Abstract.) Meteoritics, vol. 18, 1983, p. 420.

Wetherill, G. W.; and Shoemaker, E. M.: Collision of Astronomically Observable Bodies with the Earth, in Geological Implications of Impacts of Large Asteroids and Comets on the Earth. Geolog­ ical Society of America Special Paper 190, 1983, pp. 1-13.

Williams, J. G.: Determining Asteroid Masses from Perturbations on Mars. Icarus, vol. 57, 1984, pp. 1-13.

10 Wisdom, J.: Chaotic Behavior and the Origin of the 3/1 Kirkwood Gap. Icarus, vol. 56, 1983, pp. 51-74.

Wood, C. A.: Searching for Comet Cores Among Apollo/Amor Asteroids. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 853-854.

Wood, C. A.; and Ashwal, L. D.: Where Do Meteorites Come From? (Abstract.) EOS, vol. 64, 1983, p.253.

Wood, C. A.; and Silliman, A.: L Chondrites: A Photogeologists Search for Physical Processes. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 855-856.

Yoder, C. F.; Colombo, G.; Synnott, S. P.; and Yoder, K. A.: Theory of Motion of Saturn's Co­ orbiting Satellites. Icarus, vol. 53,1983, pp. 431443.

Yomogida, K.; and Matsui, T.: Physical Properties of Ordinary Chondrites and Their Implications. Meteoritics, vol. 18, 1983, pp. 430431.

Yomogida, K.; and Matsui, T.: Physical Properties of Ordinary Chondrites. J. Geophys. Res., vol. 88, 1983, pp. 9513-9533.

11 Structure, Tectonics, Gravity, Planetary and Satellite Evolution, and Planetary Interiors

Banerdt, W. B.; and Saunders, R. S.: The State of Stress in Venus' Lithosphere from Long Wave­ length Gravity and Topography. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp.29-30.

Bowin, C.; Abers, G.; and Shure, L.: Gravity Field of Venus at Constant Altitude and Comparison with Earth. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 84-85.

Bratt, S. R.; Solomon, S. C.; Head, J. W.;and Thurber, C. H.: Mantle Uplift Beneath Lunar Basins: Clues to the Understanding of Basin Formation. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 88-89.

Brown, L.; and Golombek, M. P.: Tectonilc Rotations Within the Rio Grande Rift: Evidence from Paleomagnetic Studies. (Abstracts with Programs.) Cordilleran/Rocky Mountain Section Meeting, Geol. Soc. Amer., vol. 15,1983, p. 321.

Brown, L.; and Golombek, M. P.: Paleomagnetic Evidence for Tectonic Rotation of the Colorado Plateau and Rio Grande Rift, New Mexico. (Abstracts with Programs.) 1982 Annual Meeting, Geol. Soc. Amer., vol. 14, 1982, p. 453.

Comer, R. P.: Thick Plate Flexure. Geophys. J. Roy. Astron. Soc., vol. 72, 1983, pp. 101-114.

Consolmagno, G. J.: Thermal Models of Saturn's Moons and an Origin for Their Tectonic Features. EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 257.

Cooperman, S. A.: The Minimum Mantle Viscosity of an Accreting Earth. Geophys. Res. Letters, vol. 10, 1983,pp. 925-928.

Cooperman, S. A.: Thermal Evolution of Iron in an Accreting Planet: Heat Sources. American Geophysical Union Fall Meeting, EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 746.

Croft, S. K.: The Improbability of Viscous Relaxation on Icy Satellites. Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 136-137.

Goettel, K. A.: Present Constraints on the Composition of the Mantle of Mars. Year Book 82, Carnegie Institution of Washington, 1983, pp. 363-366.

Golombek, M. P.: Rate of Extension Across the Espanola Basin, Rio Grande Rift, New Mexico. (Abstracts with Programs.) Cordilleran/Rocky Mountain Section Meeting, Geol. Soc. Amer., vol. 15, 1983, p. 321.

13 Golombek, M. P.: Geology, Structure, and Tectonics of the Pajarito Fault Zone in the Espanola Basin of the Rio Grande Rift, New Mexico. Geol. Soc. Amer. Bull., vol. 94, 1983, pp. 192-205.

Golombek, M. P.: Fault Type Predictions from Stress Distributions on Planetary Surfaces: Importance of Fault Initiation Depth. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 249-250.

Golombek, M. P.: Why Are There No Strike-Slip Faults on the Planets and Satellites? (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 306-307.

Golombek, M. P.; and Brown, L.: Rotation of Tectonic Blocks Within the Rio Grande Rift, New Mexico. EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 686.

Golombek, M. P.; and Bruckenthal, E.: Origin of Triple Bands on Europa. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 251-252.

Golombek, M. P.; and McGill, G. E: Grabens, Basin Tectonics, and the Maximum Total Expansion of the Moon. J. Geophy. Res., vol. 88,1983, pp. 3563-3578.

Golombek, M. P.; McGill, G. E.; and Brown, L.: Tectonic and Geologic Evolution of the Espanola Basin of the Rio Grande Rift: Structure, Rate of Extension, and Relation to the State of Stress in the Western United States. Tectonophysics, vol. 94, 1983, pp. 483-507.

Golombek, M. P.; and Phillips, R. J.: Tharsis Fault Sequence as a Test of a Deformation Mechanism. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 253-254.

Hall, J. L.; Solomon, S. C.; and Head, J. W.: Elysium Region, Mars: Tests of Lithospheric Loading Models for the Formation of Tectonic Features. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 341-342.

Hall, J. L.; Solomon, S. C.; Head, J. W.; and Mouginis-Mark, P. J.: Elysium Region, Mars: Character­ ization of Tectonic Features. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp.275-276.

Hubbard, W. B.; and Horedt, G. P.: Computation of Jupiter Interior Models from Gravitational Inversion Theory. Icarus, vol. 54, 1983, pp. 456465.

Kaula, W. M: Drive to Understand Origin of the Solar System. Astronautics and Aeronautics, January 1983, pp. 34-43.

Kaula, W. M.: Tectonic Contrasts Between Venus and the Earth. Geophys. Res. Letters, vol. 11, 1984, pp. 35-37.

Maxwell, T. A.: Identifcation of Tectonic Trends in the Polar Regions of the Inner Planets: Prelim­ inary Results for the Moon and Mars. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 470-471.

McEwen, A. S.: Exogenic and Endogenic Patterns on Europa. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 525-526.

McGill, G. E.: Venus Topography: Clue to Hot-Lithosphere Tectonics? (Abstract.) Tech. Rept. 83-03, Lunar Planet. Inst., 1983, pp. 57-60.

14 McGill, G. E.: Geology and Tectonics of Venus, in Revolution in the Earth Sciences, S. J. Board­ man, ed. Kendall/Hunt, 1983, pp. 68-79.

McGill, G. E.; Warner, J. L.; Malin, M. c.; Arvidson, R. E.; and Eliason, E.: Topography, Surface Properties, and Tectonic Evolution, in Venus. University of Arizona Press, 1983, pp. 69-130.

McKinnon, W. B.; and Gurnis, M.: Viscous Relaxation on Icy Satellites. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 536-537.

Morgan, P.; and Baker, B. H.; eds.: Processes of Continental Rifting. Developments in Geotectonics 19, Amsterdam, The Netherlands, 1983, pp. 483-507.

Peale, S. J.; Cassen, P. M.; and Reynolds, R. T.: Tidal Heating of Jupiter's Satellite 10, in McGraw­ Hill Yearbook of Science and Technology, 1984. McGraw-Hill Book Company, New York, 1983, pp. 235-239.

Phillips, R. J.; and Golombek, M. P.: Deformation Sequence of Tharsis as a Guide to Thermal Evolution. (Abstract.) Lunar Planet. Sci .. Conf. 14, Lunar Planet. Inst., 1983, pp. 604-605.

Phillips, R. J.; and Malin, M. C.: The Interior of Venus and Tectonic Implications, in Venus, D. Hunton, ed. University of Arizona Press, 1983, pp. 159-214.

Phillips, R. J.; and Malin, M. C.: Tectonics of Venus. Annual Reviews of Earth and Planetary Sciences, vol. 12, 1984, pp. 411-443.

Reasenberg, R. D.; and Goldberg, Z. M.: Venus: Comparison of the Gravity-Topography Relation­ ship of Three Regions Centered on Beta Regia. (Abstract.) EOS, vol. 64, 1983, p. 744.

Runyon, C. J.; and Golombek, M. P.: Martian Grabens and Permafrost Thickness on Mars. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 660-661.

Solomon, S. c.: Global Tectonics: The Planetary Perspective. (Abstract.) l49th Annual Meeting, Amer. Assoc. Advance. Sci., Washington, D.C., 1983, p. 13.

Solomon, S. c.; Bratt, S. R.; and Head, J. W.: Implications of New Structural Models for Lunar Basins: Age-dependence of Basin Modification Processes. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 804-805.

Solomon, S. c.; and Head, J. W.: Planetary Volcanism and Tectonics: Some Connecting Links. (Abstracts with Programs.) Geol. Soc. Amer., vol. 15, 1983, p. 691.

Solomon, S. C.; and Head, J. W.: Venus Banded Terrain: Evaluation of Tectonic Models for the Origin of Banding (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 723-724.

Solomon, S. C.;and Head, J. W.: Rift Structures on Venus: Implications of a Lithospheric Stretching Model. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 806-807.

Solomon, S. c.; Sjogren, W. L.; and Bratt, S. R.: The Structure of Isidis Basin, Mars, from Gravity Anomalies. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 725-726.

Stephens, S. K.; Solomon, S. c.; and Head, J. W.: On the Age of Venus Highland Topography: Constraints from the Viscous Relaxation of Relief. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 747-748.

15 Squyres, S. W.; and Grimm, R. E.: Ice Tectonism on Ganymede: Implications of Groove Spacing and Morphology. (Abstract.) NATO Colloquium on Ices in the Solar System, Nice, France, 1984.

Squyres, S. W.; Reynolds, R. T.; Cassen, P. M.; and Peale, S. J.: The Evolution of Ence1adus. Icarus, vol. 53, 1983, pp. 319-331.

Turcotte, D. 1.: Thermal Stresses in Planetary Elastic Lithospheres. Lunar Planet. Sci. Conf. 13, Lunar Planet. Inst., 1983, pp. 585-587.

Turcotte, D. 1.; and Emerman, S. H.: Dissipative Melting as a Mechanism for Core Formation. J. Geophys. Res., vol. 88, 1983, pp. B91-B96.

Turcotte, D. 1.; and Emerman, S. H.: Mechanisms of Early Planetary Differentiation. Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 798-799.

Watters, T. R.; and Maxwell, T. A.: Lithospheric Thickness Based on Volcano Spacing in the Tharsis Region of Mars. Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 836-837.

Watters, T. R.; and Maxwell, T. A.: Estimates of the Extent and Magnitude of Compressional Deformation Southeast of the Tharsis Region of Mars. EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 257.

Watters, T. R.; and Maxwell, T. W.: Crosscutting Relations and Relative Ages of Ridges and Faults in the Tharsis Region of Mars. Icarus, vol. 56, 1983, pp. 278-298.

Wise, D. U.; and Allison, M. 1.: Interpretation of Planetary Stress Systems: Determinations of Tectonic Over-Printing in Northwest Wyoming. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 307-309.

16 Impact Craters and Basins: Occurrence, Modeling, and Geologic Studies

Barlow, N. G.; and Strom, R. G.: Martian Crater Size/Frequency Distributions and Terrain Ages. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 85-86.

Bjorkman, M. D.: Dependence of Crater Melt on Impact Velocity. (Abstract.) EOS, Trans. Amer. Geophys. Union, vol. 64, no. 45, 1983, p. 747 ..

Bjorkman, M. D.: Feasibility of Determining Impact Conditions from Total Melt Volume. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 64-65.

Bjorkman, M. D.; and Holsapple, K. A.: Plane Hypervelocity Impact and Source Similitude Depend­ ence on a Tillotson. EOS Proc. 3rd APS Topical Conf. on Shock Waves in Condensed Media. North Holland, Amsterdam, 1983.

Boslough, M. B.; and Ahrens, T. J.: Shock-melting and Vaporization of Anorthosite and Implications for an Impact-Origin of the Moon. Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983.

Boyce, 1. M.; Pike, R. J.; and Spudis, P. D.: Basin Ring Spacing on the Planets: New Data From Venus. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 86-87.

Casnore, J.; and Woronow, A: A Monte Carlo Model of Lunar Regolith. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, p. 141.

Chapman, C. R.; and McKinnon, W. B.: Planetary Satellites: Cratering Statistics and Source Popula­ tions. Natural Satellites, Int. Astron. Union Colloq. 77, Cornell University, Ithaca, New York, 1983, p. 6.

Croft, S. K.: Contrasts in Crater Morphology Between Callisto and Ganymede: Indications of Differences in Bulk Crustal Composition. (Program and Abstracts.) Natural Satellites, Cornell University, Ithaca, New York, 1983, p. 23.

De Hon, R. A: Progressive Changes in Crater Morphology During Simulated Impact Cratering. Louisiana Acad. of Sci., 1983.

Eppler, D. T.; Ehrlich, R.; Nummedal, D.; and Schultz, P. H.: Sources of Shape Variation in Lunar Impact Craters: Fourier Shape Analysis. Geol. Soc. Amer. Bull., vol. 94, 1983, pp. 274-291.

Fragaszy, R. J.; Voss, M. E.; Schmidt, R. M.; and Holsapple, K. A: Laboratory and Centrifuge Modeling of Blast-Induced Liquefaction. Proc. 8th International Symposium on Military Applica­ tions of Blast Simulation, Spiez, Switzerland, 1983.

17 Fink, J. H.; and Greeley, R.: Experimental Impacts into Viscous Fluids: Implications for Oscillating Peak Models of Crater Formation. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983,pp.193-194.

Fink, J.; Gault, D.; and Greeley, R.: The Effect of Viscosity on Impact Cratering and Possible Application to the Icy Satellites of Saturn and Jupiter. J. Geophys. Res., vol. 89, 1984, pp. 417-423.

Holsapple, K. A.: On Crater Dynamics: Comparisons of Results for Different Target and Impactor Conditions. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 367-368.

Holsapple, K. A.: On the Existence and Implications of Coupling Parameters in Cratering Mechanics. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 319-320.

Holsapple, K. A.: The Scaling of Impact Crater Growth. (Abstract.) EOS, Trans. Amer. Geophys. Union, vol. 64, no. 45,1983, p. 747.

Homer, V. M.; and Greeley, R.: Morphology of Fresh Craters on Ganymede and the Origin of Pedestal Craters. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 94-96.

Housen, K. R.: A Coupling Parameter Flows over the Z Model. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 377-378.

Housen, K. R.; Schmidt, R. M.; and Holsapple, K. A.: Crater Ejecta Scaling Laws 1: Fundamental Forms Based on Dimensional Analysis. J. Geophys. Res., vol. 88(B3), 1983, pp. 2485-2499.

McKinnon, W. B.: The Strength-Gravity Transition in Cratering. EOS, Trans. Amer. Geophys. Union, vol. 64,1983, p. 747.

McKinnon, W. B.: Impact Crater Chains on Callisto, and the Origin of the S, N, and C Meteorites. EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 254.

McKinnon, W. B.: Impacts on Ice. (Abstract.) Ices in the Solar System, NATO Advanced Research Workshop, vol. 43, Nice, France, January 1984, pp. 16-19.

McKinnon, W. B.; and Chapman, C. R.: Cratering Natural Satellites. Natural Satellites, Int. Astron. Union Colloq. 77, Cornell University, Ithaca, New York, 1983, p. 7.

Melosh H. J.: Impact Ejection, Spallation, and the Origin of Certain Meteorites. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 499-500.

Melosh, H. J.: The Physics of Impact Ejecta Fragmentation and the Origin of Meteorites. Meteoritics, vol. 18,1983, pp. 355-356.

Melosh, H. J.: Acoustic Fluidization. Am. Scientist, vol. 71,1983, pp. 158-165.

Me10sh, H. J.: Reply [to R. J. Pike]. J. Geophys. Res., vol. 88, 1983, pp. 2505-2507.

Melosh, H. J.: A Speed Limit for Impact-Ejected Spalls. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 538-539.

Me1osh, H. J.; and Gaffney, E. S.: Acoustic Fluidization and the Scale Dependence of Impact Crater Morphology. J. Geophys. Res. Suppl., vol. 88, 1983, pp. A830-A834.

18 Mouginis-Mark, P. J.; and Cloutis, E. A.: Ejecta Areas of Impact Craters on the Martian Ridged Plains. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1983, pp. 532-533.

O'Keefe, J. D.; and Ahrens, T. J.: Constraints on the Impact-on-Mars Origin of SNC Meteorites (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 578-579.

Pike, R. J.: Comment on 'A Schematic Model of Crater Modification by Gravity' by H. J. Melosh. J. Geophys. Res., vol. 88, 1983, pp. 2500-2504.

Pike, R. J.; and Clow, G. D.: Geomorphology of Craters on Mercury. (Abstracts with Programs) Geol. Soc. Amer., vol. 15, no. 6, 1983, p. 661.

Pike, R. J.; and Clow, G. D.: Ode to Gravity: Depth/Diameter for Fresh Craters on Mercury. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 104-106.

Pike, R. J.; and Spudis, P. D.: Ring Spacing of Mercurian Multi-Ring Basins and Basin Ring Forma­ tion. (Abstract.) Reports of Planetary Geology Programs - 1983, NASA TM-86246, 1984, pp. 90-92.

Pike, R. J.; and Spudis, P. D.: Similar Spacing of Basin Rings on Mars, Mercury, and the Moon. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 647-648.

Plescia, J. B.; and Boyce, J. M.: A Model Impact Flux History for the Saturnian Satellites. (Abstract.) Natural Satellites, Int. Astron. Union Colloq. 77, Cornell University, Ithaca, New York, 1983, p. 29.

Plescia, J. B.; and Boyce, J. M.: Cratering History of the Saturnian Satellites. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 113-115.

Plescia, J. B.; and Boyce, J. M.: Cratering History of the Saturnian Satellites. (Abstract.) Ices in the Solar System, NATO Advanced Resean:h Workshop, Nice, France, January 1984, p. 46.

Schenk, P. M.; and McKinnon, W. B.: Dark Halo Craters and the Thickness of Grooved Terrain on Ganymede. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 720-721.

Schmidt, R. M.: Strength-Gravity Transition for Impact Craters in Wet Sand. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 666-667.

Schmidt, R. M.: Centrifuge Quarter-Space Cratering Results: A Gravity Criterion for Kinematic Similarity. (Abstract.) EOS, Trans. Amer. Geophys. Union., vol. 64, no. 45,1983, p. 747.

Schmidt, R. M.: Transient Crater Motions: Saturated Sand Centrifuge Experiments. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. J[nst., 1984, pp. 722-723.

Schmidt, R. M.; Holsapple, K. A.; and Housen, K. R.: Optimum Depth of Burst Cratering: Strength­ Gravity Transition Identified. (Abstract.) EOS, Trans. Amer. Geophys. Union., vol. 64, no. 18, 1983, p. 255.

Spudis, P. D.: The Excavation of Lunar Multi-Ring Basins: Additional Results for Four Nearside Basins. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet Inst., 1983, pp. 735-736.

Spudis, P. D.: Mercury: New Identification of Ancient Multi-Ring Basins and Implications for Geologic Evolution. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp.87-89.

19 Spudis, P. D.: MuItiring Impact Basin Control on the Distribution of Mercurian Tectonism and Volcanism. (Abstracts with Programs.) Annual Meeting, Geol. Soc. Amer., vol. 15, no. 6, 1983, p.694.

Spudis, P. D.: Significance of Apollo 16 Impact Melts to the Geology of the Lunar Terrae. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 808-809.

Spudis, P. D.; Cintala, M. J.; and Grieve, R. A. F.: The Early Moon: Implications of a Large Impact into a Hot Target. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 810-811.

Spudis, P. D.; Hawke, B. R.; and Jackowski, T.: Geochemical Mixing-Model Studies of Ejecta from Lunar Farside Basins: Implications for Crustal Models. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 812-813.

Spudis, P. D.; and Strobell, M. E.: New Identification of Ancient Multi-Ring Basins on Mercury and Implications for Geologic Evolution. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 814-815.

Starn, M.: Differential Degradation of Martian Impact Basins. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 100-101.

Starn, M.; Schultz, P. H.; and McGill, G. E.: Martian Impact Basins: Morphology Differences and Tectonic Provinces. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 818-819.

Strom, R. G.; and Casacchia, R.: The Cratering Record of Galileo Regio, Ganymede. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 755-756.

Tanaka, K. L.: Probable Lack of Very Ancient Terrain on Mars Revealed by Crater-Population Comparisons with the Moon. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 844-845.

Tanaka, K. L.; and Strobell, M. E.: Mercury: Discrepancies Among Crater Populations. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 846-847.

Wilhelms, D. E.: The Borealis Basin of Mars. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 110-112.

Woronow, A.: Effects of Image Quality on Crater Population Statistics. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 937-938.

Woronow, A.: Factors Affecting Saturation Density in Computer Simulations. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 939-940.

20 Volcanic Studies

Aubele, J. C.; and Crumpler, L. S.: Geology of the Central and Eastern Parts of the Springerville­ Show Low Volcanic Field, Arizona. (Abstracts with Programs.) Geol. Soc. Amer., vol. 15, 1983, p.303.

Bretches, J. E.; and King, J. S.: The Geology of East Butte - A Rhyolitic Dome of the Eastern Snake River Plain, Idaho. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp.90-9l.

Castro, J.; Brown, 1.; and Condit, C. D.: Paleomagnetic Results from the Springerville-Show Low Volcanic Field, Arizona. (Abstract.) EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 689.

Christiansen, E. H.: The Bishop Tuff Revisited: Compositional Zoning by Double-Diffusive Frac­ tional Crystallization (DDFC). (Abstracts with Programs.) Geol. Soc. Amer., vol. 15, no. 5, 1983, p.390.

Christiansen, E. H.; Burt, D. M.; Sheridan, M. F.; and Wilson, R. T.: The Petrogenesis of Topaz Rhyolites from the Western United States. Mineralogy and Petrology, vol. 83, 1983, pp. 16-30.

Condit, C. D.: Field, Petrologic, and Petrochemical Data for the Springerville-Show Low Volcanic Field, Arizona. (Abstracts with Programs.) Geo!. Soc. Amer., vol. 15, 1983, p. 303.

Criswell, C. W.: Chronology, Morphology and Stratigraphy of Pumiceous Pyroclastic-Flow Deposits (Ignimbrite) from Mount St. Helens on May 18, 1980. (Abstract.) EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 893.

Crumpler, 1. S.; and Strom, R. G.: Modeling 10 Volcanism: Maximum Volcanic Temperatures, Depths of Melting and Magma Composition. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 14-16.

Crumpler, 1. S.; Aubele, J. C.; and Elston, W. E.: Basalt Flow Vertical Structure and Vesicle Zonation. (Abstracts with Programs.) Geo!. Soc. Amer., vol. 15, 1983, p. 419.

De Hon, R. A.: Thickness and Distribution of Volcanic Materials on Mars: A Progress Report. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984.

De Rosa, R.; and Sheridan, M. F.: Preliminary Data for Magma Mixing in the Surge Deposits of the Monte Guardia Sequence, Lipari. J. Volcanol. Geotherm. Res., vol. 17, 1983, pp. 313-328.

21 Elston, W. E.: Classification of Volcanoes of the Kane Patera Quadrangle of 10: Proportion of Lava Flows to Pyroclastic Flows. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 127-129.

Elston, W. E.: Underplating of Cenozoic North America by Young, Hot, Oceanic Lithosphere: A Cause of Extensional Orogeny in the Basin and Range Province? (Programs and Abstracts.) 18th General Assembly, IntI. Union of Geodesy and Geophysics, Hamburg, Germany, vol. 2, 1983, p.575.

Elston, W. E.: Evolution of Mid-Tertiary Ash-Flow Tuff Cauldrons of Southwestern New Mexico. (Abstract.) EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 880.

Elston, W. E.: Volcanoes of Kane Patera Quadrangle of 10 Classified by Proportions of Lava Flows to Pyroclastic Flows. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 246-247.

Elston, W. E.; and Bornhorst, T. J.: Mid-Tertiary Volcanism of Southwestern United States: Arc or Backarc? (Abstracts with Programs.) Geol. Soc. Amer. vol. 15, 1983, p. 288.

Frazzetta, G.; LaVolpe, L.; and Sheridan, M. F.: Evolution of the Fossa Cone, Vulcano. J. Volcanol. Geotherm. Res., vol. 17, 1983, pp. 329-360.

Frey, H.; and Semeniuk, A. M.: Systematic Variations in the Properties of Subkilometer Cones in Acidalia Planitia. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 272-273.

Greeley, R.; and Fink, J.: 10: Sulfur Volcanic Constructs? Natural Satellites, Int. Astron. Union Colloq. 77, Cornell University, Ithaca, New York, 1983, p. 18.

Greeley, R.; Theilig, E.; and Christensen, P.: Mauna Loa 1950 Sulfur Flow as an Analog for Fumarolic Flows on 10. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 322-323.

Hall, M.; and Wood, C. A.: Volcano-Tectonic Segmentation of the Northern Andes. EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 845.

Hawke, B. R.; Bell, J. F.; and Clark, P. E.: Very Ancient Lunar Volcanism: Implications for Crustal Composition and Evolution. National Satellites, vol. 36, 1983.

Lucchitta, B. K.: Volcanism in the Valles Marineris. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 135-137.

Kortemeier, C. P.; and Sheridan, M. F.: Role of Grain Type in Quantitative Surface Morphology of Pyroc1asts from the Monte Guardia Sequence on Lipari, Italy, in Microbeam Analysis 1983, R. Gooley, ed. San Francisco Press, 1983, pp. 43-46.

Malin, M. C.; Dzurisin, D.; and Sharp, R. P.: Stripping of Keanakakoi Tephra on Kilauea Volcano, Hawaii. Bull. Geol. Soc. Am., vol. 94, no. 10,1983, pp. 1148-1158.

McCormick, T.; and Sheridan, M. F.: Characterization of Vapor-Phase Mineralogy from the Green Ignimbrite, Pantelleria, in Microbeam Analysis 1983, R. Gooley, ed. San Francisco Press, 1983, pp.39-42.

McEwen, A. S.; and Roller, J.: Experimental and Theoretical Modeling of Hot-Spot Thermotec­ tonics. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst. 1984, pp. 527-528.

22 Morris, E. C.: Lava Flow Stratigraphy of the Mars Volcano, Olympus Mons. (Abstracts with Programs.) Geo1. Soc. Amer., vol. 15, no. 6, 1983, p. 647.

Morris, E. c.: Ancient Volcano-Tectonic Structure of the Olympus Mons Region, Mars. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 293-295.

Mouginis-Mark, P. 1.: Volcanism in Elysium Planitia, Mars. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 138-143.

Pieri, D. C.; and Baloga, S. M.: Effusion Rates, Areas and Lengths of Lava Flows: Planetary Applica­ tions. Bull. Amer. Astron. Soc., vol. 15, 1983, p. 839.

Pieri, D. C.; and Baloga, S. M.: Effusion Rate, Length and Area Relationships for Some Lava Flows on Hawaii and Mt. Etna with Planetary Implications. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 141-143.

Schultz, P. H.; and Spudis, P. D.: The Beginning and End of Lunar Mare Volcanism. Nature, vol. 302, 1983, pp. 233-236.

Schultz, P. H.; and Spudis, P. D.: The Heginning and End of Mare Volcanism on the Moon. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp.676-677.

Sheridan, M. F.; and Barberi, F.; eds.: Explosive Volcanism. Elsevier. Amsterdam, Holland, 1983, p.472.

Sheridan, M. F.; and Malin, M. C.: Computer-Assisted Maps for Explosive Eruptions: Long Valley Caldera, California. (Programs and Abstracts.) 18th General Assembly, IntI. Union of Geodesy and Geophysics, Hamburg, Germany, 1983, p. 364.

Sheridan, M. F.; and Malin, M. C.: Application of Computer-Assisted Mapping to Volcanic Hazard Evaluation of Surge Eruptions: Vulcano, Lipari, Vesuvius. 1. Volcanol. Geotherm. Res., vol. 17, 1983, pp. 187-202.

Sheridan, M. F.; and Marshall, 1. R.: Scanning Electron Microscopic Examination of Pyroclastic Materials: Basic Considerations. Scanning Electron Microscopy/1983. SEM Inc., Chicago, Illinois, 1983,pp.I13-118.

Sheridan, M. F.; and Marshall, 1. R.: Interpretation of Pyroclast Surface Features Using SEM Images. 1. Volcano!. Geotherm. Res., vol. 16, 1983, pp. 153-159.

Sheridan, M. F.; and Wohletz, K. H.: Explosive Hydrovolcanism: Basic Considerations and Review. 1. Volcanol. Geotherm. Res., vol. 17, 1983, pp. 1-29.

Sheridan, M. F.; and Wohletz, K. H.: Origin of Accretionary Lapilli from the Pompeii and Avellino Deposits of Vesuvius, in Microbeam Analysis - 1983, R. Gooley, ed. San Francisco Press, 1983, pp.35-38.

Sheridan, M. F.; and Wohletz, K. H.: Implications for Large-Scale Explosive Melt-Water Inter­ actions: Particle Characteristics and Dispersal Patterns. Reports of Planetary Geology Programs - 1982, NASA TM-85127, 1982,pp.158-159.

23 Smythe, W. D.; and Nelson, R. M.: Thennodynamic Behavior of S03: Implications for 10. Bull. Amer. Astron. Soc., vol. 15,1983, p. 860.

Spudis, P. D.; and Schultz, P. H.: Some Geochemical and Geophysical Implications of Very Old and Very Young Lunar Mare Volcanism. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 737-738.

Tanaka, K. L.: Flood-Lava Model for the Olympus Mons Aureoles. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 775-776.

Theilig, E.: Ridges on Basalt Flows. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 147-148.

Whitford-Stark, J. L.: Frigoris Revisited. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 843-844.

Whitford-Stark, J. L.: Review of "The Ring of Fire: Volcanoes, Earthquakes, and the Violent Shore" by David Ritchie. Volcano News, vol. 14,1983, p. 3.

Whitford-Stark, J. L.: Cenozoic Volcanic and Petrochemical Provinces of Mainland Asia. J. Volcanol. Geothenn. Res., vol. 19, 1983, pp. 193-222.

Whitford-Stark, J. L.: A Comparison of the Origin and Evolution of a Circular and an Irregular Lunar Mare. (Abstract.) Advances in Planetary Geology, NASA TM-85630, 1983, pp. 127-353.

Whitford-Stark, J. L.; and Wood, C. A: Krafla Revisited. EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 452.

Wilson, R. T.; Rehrig, W. A.; and Christiansen, E. H.: Silicic Volcanism and Continental Extension: Implications for the Nature of the Crust in the Western U.S. (Abstracts with Programs.) Geol. Soc. Amer., vol. 15, no. 5, 1983, p. 288.

Wohletz, K. H.; and McQueen, R. G.: Experimental Hydromagmatic Volcanism, in Explosive Vol­ canism: Inception, Evolution, and Hazards. Studies in Geophysics, F. R. Boyd, ed. National Academy of Science, 1983.

Wohletz, K. H.; and Sheridan, M. F.: Martian Rampart Crater Ejecta: Experiments and Analysis of Melt/Water Interaction. Icarus, vol. 56, 1983, pp. 15-37.

Wood, C. A: Volcanoes in Our Solar System. (Book Review.) Lunar Planet. Infonnation Bull., no. 35, 1983, pp. 14-15.

Wood, C. A: Volcano News - A Newsletter Without A Society. Annual Meeting, Earth Sci. Editors, Houston, Texas, 1983, p. 15.

Wood, C. A: Continental Rift Jumps. Tectonophysics, vol. 94, 1983, pp. 529-540.

Wood, C. A.; and Whitford-Stark, J. L.: Krafla Revisited. EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 451.

Wood, C. A.; and Moberger, D.: Segment Length: A Tectonic Control of Arc Volcanism. EOS, Trans. Amer. Geophys. Union', vol. 64, 1983, p. 845.

24 Zimbelman, J. R.: Lava Properties for a Ridged and Channelized Flow on Ascraeus Mons, Mars. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 956-957.

Zimbelman, J. R.; and Fink, J. H.: Kilauea's 1983 Activity: Opportunity to Test a Basalt Flow Emplacement Model. EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 904.

25 Eolian Studies

Arvidson, R.; Guinness, C.; Leff, M.; Presley, M.; Saunders, R.; and Roth, L.: Ancient Martian Cratered Terrain Materials Exposed by Det1ation Northwest of the Baldet and Antoniadi Basins. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 19·20.

Bougan, S.; Greeley, R.; and Marshall, J.: Flux and Bedforms of Windblown Material on Venus. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 80·81.

Breed, C. S.: Subsurface Imaging with SIR·A in the Egyptian Desert. (Abstract.) Summaries, 17th International Symposium on Remote Sensing of Environment, Ann Arbor, Michigan, ERIM, 1984, pp.II·12.

Breed, C. S.; McCauley, J. F.; and Grolier, M. J.: Multiprocess Evolution of Landforms in the Kharga Region, Egypt - Applications to Mars. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, p. 225.

Christensen, P. R.: Eolian Intracrater Deposits. on Mars: Physical Properties and Global Distribution. Icarus, vol. 56, 1983, pp. 496·518.

Christensen, P. R.: The Origin of Regional Dust Deposits on Mars. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 148 .. 149.

Francis, P.; Rashka, D.; and Wood, C. A.: Space Shuttle Studies of Aeolian Processes in the Andes. EOS Trans. Amer. Geophys. Union, vol. 64, 1983, p. 745.

Greeley, R.: Aeolian Processes on Venus. {Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86242, 1984, pp. 69-70.

Greeley, R.: Velocities of Windblown Particles in Saltation: Venus, Earth, and Mars. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 166·167.

Greeley, R.: Wind Abrasion of Rocks: Computer Simulation. (Abstract.) Geol. Soc. Amer., vol. 15, no. 5, 1983,p.401.

Greeley, R.; Christensen, P.; and Carrasco, R.: Radar-Visible Wind Streaks in the Altiplano of Bolivia. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86242, 1984, pp.271·272.

Greeley, R.; Iversen, J.; Leach, R.; Marshall, J.; White, B.; and Williams, S.: Windblown Sand on Venus: Preliminary Results of Laboratory Simulations. Icarus, vol. 57,1984, pp. 112-124.

27 Greeley, R.; and Marshall, J. R.: Wind Abrasion on Venus: A Means for Experimental Investigations. Reports of Planetary Geology Programs - 1983. NASA TM-86242, 1984, pp. 67-68.

Greeley, R.; Williams, S. H.; and Marshall, J. R.: Velocities of Windblown Particles in Saltation: Preliminary Laboratory and Field Measurements, in Eolian Sediments and Processes. Elsevier, Amsterdam, 1983, pp. 133-148.

Guinness, E. A.; Arvidson, R. E.; and Moore, H. J.: Aeolian Erosion and Deposition Seen on Mars from the Mutch Memorial Station (Viking Lander 1). (Abstracts with· Programs.) 96th Annual Meeting, October 31 - November 3,1983, Indianapolis, Indiana, Geol. Soc. Amer., 1983, p. 587.

Iversen, J. D.: Saltation Threshold and Deposition Rate Modeling, in Eolian Sediments and Pro­ cesses. Elsevier, Amsterdam, 1983, pp. 103-113.

Marsh, W. M.; and Marsh, B. D.: Wind Erosion and Dune Formation on High Frozen Bluffs. (Abstract.) Geol. Soc. Amer., vol. 15, no. 6, 1983, p. 636.

McCauley, J. F.; Breed, C. S.; Helm, P. J.; MacKinnon, D. F.; Billingsley, G. H.; Grolier, M. J.; and McCauley, C. K.: Remote Monitoring of Processes That Shape Desert Surfaces: Acquisition and Analysis of Geometeoro1ogical Data from Remote Satellite Relay Stations in Different Desert Regions of Arizona. U.S. Geological Survey Bulletin, 1983.

Moore, H. J.: Martian Dust Storm Witnessed by Viking Lander 1. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 158-159.

Moore, H. J.; Guinness, E. A.; and Arvidson, R. E.: Dust Storms Witnessed by Viking Lander 1, Mars. EOS, Trans. Amer. Geophys. Union, vol. 6~, no. 45,1983, p. 745.

Simpson, R. A.; and Tyler, G. L.: The Case for Aeolian Control of Meter-Scale Surface Texture on Mars. International Geoscience and Remote Sensing Symposium Digest, IEEE Catalog No. 83CHI837-4, 1983, pp. PS-2:1.1-PS-2:1.3.

Williams, S.; and Greeley, R.: Desert Pavement Study at Amboy, California. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 169-170.

28 Fluvial, Mass Wasting, Glacial, and Periglacial Studies

Allison, M. L.; and Clifford, S. M.: Ice-Covered Volcanic Water Flows on Ganymede. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 5-6.

Allison, M. L.; and Clifford, S. M.: Ice-Covered Volcanic Water Flows on Ganymede. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 3-5.

Anderson, D. M.: Subsurface Ice and Permafrost on Mars. Ices in the Solar System, NATO Advanced Research Workshop, Nice, France, January 1984.

Baker, V. R.: Large-Scale Fluvial Palaeohydrology, in Background to Palaeohydrology, K. J. Gregory, ed. John Wiley and Sons, Ltd., London, 1983, pp. 453-478.

Baker, V. R.: Fluvial Erosion of Impact Cmters: Earth and Mars. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 175-177.

Baker, V. R.; Boothroyd, J. C.; Carr. M. II.; Cutts, J. A.; Komar, P. D.; Laity, J. E.; Lucchitta, B. K.; Malin, M. C.; Masursky, H.; Nummedal, D.; Patton, P. C.; Pieri, D. C.; and Thompson, D. E.: Channels and Valleys on Mars. Bull. Geol. Soc. Amer., vol. 94, 1983, pp. 1035-1054.

Baker, V. R.; and Partridge, J. B.: Morphometry of Small Valley Networks on Mars. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 23-24.

Baker, V. R.; and Partridge, J. B.: Pristine and Degraded Segments of Small Valley Networks on Mars. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst.,1984, pp. 25-26.

Beach, G. L.; and Dzurisin, D.: Drainage Evolution in the Debris Avalanche Deposits Near Mount St. Helens, Washington. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 179-181.

Boothroyd, J. C.: Fluvial Drainage Systems in the Ladon Basin Area: Margaritifer Sinus Quadrangle, Mars. (Abstracts with Programs.) Geol. Soc. Amer., vol. 15, no. 5, 1983, p. 530.

Boothroyd, J. c.; and Timson, B. S.: The Sagavanirktok and Adjacent River Systems, Eastern North Slope, Alaska: An Analog for Ancient Fluvial Terrain on Mars. Proc. 4th IntI. Conf. on Permafrost, National Academy Press, Washington, D.C., 11983, pp. 74-79.

Carr, M. H.: The Stability of Streams and Lakes on Mars. Icarus, vol. 56, 1983, pp. 476-495.

29 Condit, C. D.; and Elston, W. E.: A Regression Model for the Temporal Development of Soil Pipes and Associated Gullies in the Alluvial-Fill Valley of the Rio Puerco, Central New Mexico. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 196-197.

Fanale, F. P.; and Clark, R. N.: Solar System Ices and Mars Permafrost. Proc. 4th IntI. Conf. on Permafrost. National Academy Press, Washington, D.C., 1983, pp. 289-294.

Fanale, F. P.; and Clark, R. N.: Surface and Near Surface Ices in the Solar System. (Abstract.) Proc. 4th IntI. Conf. on Permafrost. National Academy Press, Washington, D.C., 1983, p. 104.

Ferguson, H. M.; and Lucchitta, B. K.: Dark Streaks on Talus Slopes, Mars. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 188-190.

Lewis, S. W.; and Baker, V. R.: The Corfu Landslide: Analog to Giant Landslides on Mars. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, p. 230.

Lucchitta, B. K.: Ice-Lubricated Flow in Martian Fretted Channels and Implications for Outflow Channel Processes. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 446-447.

Lucchitta, B. K.: Permafrost on Mars: Polygonally Fractured Ground. Proc. 4th IntI. Conf. on Permafrost, National Academy Press, Washington, D.C., 1983, pp. 744-749.

Lucchitta, B. K.: Permafrost on Mars. Ices in the Solar System. NATO Advanced Research Work­ shop, Nice, France, January 1984, p. 74.

Lucchitta, B. K.: Ice and Debris in the Fretted Terrain, Mars. Proc. 14th Lunar Planet. Sci. Conf., J. Geophys. Res. Suppl., vol. 89, 1984, pp. B407-B418.

Lucchitta, B. K.: A Late Climatic Change on Mars. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 493-494.

Lucchitta, B. K.: Small-Scale Polygons on Mars. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 205-207.

Lucchitta, B. K.; and Ferguson, H. M.: Chryse Basin Channels: Low Gradients and Ponded Flow. Proc. 14th Lunar Planet. Sci. Conf., Part 2, J. Geophys. Res. Suppl., vol. 88, 1983, pp. A553-A568.

Komar, P. D.: Shapes of Streamlined Islands on Earth and Mars: Experiments and Analyses of the Minimum-Drag Form. Geology, vol. 11,1983, pp. 651-654.

Komar, P. D.: The Meandering of Channels on Mars: Are Empirical Equations Based on Terrestrial Rivers Applicable? (Abstracts with Programs.) 96th Annual Meeting, Geol. Soc. Amer., 1983.

Komar, P. D.: The Erosion of Streamlined Islands, Longitudinal Grooves and Scour Marks: Implica­ tions to the Origin of the Martian Outflow Channels. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 200-202.

Komar, P. D.: Experiments Examining the Shapes of Isolated Bars in Comparison with Those Occurring in Braided Rivers. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 198-199.

Komar, P. D.: The Lemniscate Loop-Comparisons with the Shapes of Streamlined Landforms. J. Geol., vol. 92, 1984, pp. 133-145.

30 Malin, M. c.; and Eppler, D. B.: Observations of Martian Fretted Terrain. Proc. 4th IntI. Conf. on Permafrost. National Academy Press, Washington, D.C., 1983, pp. 787-791.

Morris, E. C.; and Holt, H. E.: Mars-Analog Studies in Wright and Victoria Valleys, Antartica. (Abstracts with Programs.) U.S. Geological Survey Polar Research Symposium, Geological Survey Cuc.911, 1983,p. 17.

Nummedal, D.: Permafrost on Mars: Distribution, Formation, and Geological Role. Proc. 4th IntI. Conf. on Permafrost. National Academy Press, Washington, D. C. 1983, pp. 934-939.

Nummedal, D.; Masursky, H.; and Mainguet, M.: Comment on 'Origin of Martian Outflow Channels: The Eolian Hypothesis' by James A. Cutts and Karl R. Blasius. J. Geophys. Res., vol. 88, 1983, pp. 1243-1244.

Ross bacher, L. A.: Glacial and Periglacial Landforms in Denmark: Scandinavian Analogs for Martian Features. (Abstract.) Reports of Planetary Geology Programs - 1983. MASA TM-86246, 1984, pp.212-214.

Scott, D. H.: Meander Relics: Duect Evidence of Extensive Flooding on Mars. Conf. on Planetary Volatiles. Lunar Planet. Inst. Technical Report 83-01, 1983, pp. 157-165.

Squyres, S. W.; and Moosman, A. C.: Numerical Simulation of Volcano-Ground Ice Interaction on Mars. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 816-817.

Squyres, S. W.; Reynolds, R. T.; and Cassen, P. M.: Liquid Water and Active Resurfacing on Europa. Nature, vol. 301,1983, pp. 255-256.

Williams, S. H.; and Moore, J. M.: Sediment Gravity Flows on Venus. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 918-919.

Witbeck, N. E.; and Underwood, J., Jr.: Evidence of Ancient Fluvial Activity Along the P1ateau­ Plains Boundary in NW Mare Acidalium Quadrangle (MC4), Mars. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 851-852.

31 Geochemistry: Regolith, Volatiles, Atmosphere, and Climate Studies

Bums, R. G.: Colours of Gems. Chemistry in Britain, vol. 19, 1983, pp. 1004-1007.

Bums, R. G.: Crystal Chemistry of Mixed-Valence Minerals: Information from Optical and Mossbauer Spectra. (Abstract.) Mineralogical Association of Canada, London, Ontario, May 1984.

Bums, R. G.; and Bums, V. M.: Origin of Sapphires' Blue Color: Direct Evidence for Fe2 + Ions Involved in Fe2+~Ti4+ Charge Transfer. EOS, Amer. Geophys. Union, vol. 64,1983, p. 868.

Bums, R. G.; and Bums, V. M.: Hibonite: Crystal Chemistry and Origin of Blue Coloration in Meteoritic Assemblages. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 108-109.

Bums, R. G.; and Dyar, M. D.: Spectral Chemistry of Green Glass-Bearing 15426 Regolith. J. Geophys. Res. Suppl., vol. 88, 1983, pp. B221-B228.

Bums, R. G.; and Dyar, M. D.: Spectral Chemistry of Green Glass-Bearing 15426 Regolith. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 82-83.

Choi, J. B.; and Bums, R. G.: Crystal Chemistry of Aenigmatite and Related Minerals: Results from Mossbauer Spectroscopy. (Abstract.) Annual Meeting, Indianapolis, Indiana, November 1983, Geol. Soc. Amer., vol. 15, 1983, p. 543.

Christiansen, E. H.; Stuckless, J. S.; and Hedge, C. E.: Geochemistry of the Sheeprock Granite, Utah-Petrogenesis of an Uraniferous Granite. (Abstracts with Programs.) Geol. Soc. Amer., vol. 15, no. 16, 1983,p.544.

Christensen, P. R.; and Zurek, R. W.: Martian Water-Ice Clouds: Location and Seasonal Variation. (Abstract.) Bull. Amer. Astron. Soc., vol. 15,1983, p. 847.

Craig, R. E.; Reynolds, R. T.; Ragent, B., Carle, G. C.; Woeller, F. H.; and Pollack, J. B.: Sulfur Trioxide in the Lower Atmosphere of Venus? Icarus, vol. 53, 1983, pp. 1-17.

Cruikshank, D. P.; Brown, R. H.; and Clark, R. N.: The Surface and Atmosphere of Triton. (Abstract.) Natural Satellites, Int. Astron. Union Colloq. 77, Cornell University, Ithaca, New York, 1983,p.40.

Daley, M. A.; and Kirby, S. H.: Optical Petrography of Poly crystalline Ice I Experimentally De­ formed at 158 to 258 K. (Abstract.) EOS, Trans. Arner. Geophys. Union, vol. 64, 1983, p. 862.

33 • Durham, W. B.; Heard, H. C.; and Kirby, S. H.: Flow and Fracture of Poly crystalline Ice Ih (Abstract.) EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 840.

Durham, W. B.; Kirby, S. H.; and Heard, H. C.: Experimental Deformation of Polycrystalline H2 0 Ice at High Pressure and Low Temperature: Preliminary Results. J. Geophys. Res., vol. 88, 1983, pp. B377-B392.

, Durham, W. B.; Kirby, S. H.; and Heard, H. c.: Flow and Fracture of H2 0 Ices Ih II, and III: Latest Experimental Results. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 234-235.

Dyar, M. D.: Effects of Quench Media on Iron-Bearing Glasses Quenched from Melts. (Abstract.) Annual Meeting, Indianapolis, Indiana, November 1983, Geol. Soc. Amer., vol. 15, 1983, p. 564.

Dyar, M. D.: Quenching Effects on Iron Site Partitioning in the Apollo 17 Orange Glass Composi­ tion. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 236-237.

Fanale, F. P.: Volatile Distribution and Migration on Mars. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984.

Fegley, M. B., Jf.: The Stability of Refractory Noble Metal-Lithophile Alloys in Enstatite Chon­ drites and Aubrites. Meteoritics, vol. 18, 1983, p. 296.

Fegley, M. B., Jf.; and Kornacki, A. S.: The Geochemical Behavior of Refractory Noble Metals and Lithophile Trace Elements in CAl's. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, p. 187.

Fegley, M. B., Jr.; and Prinn, R. G.: Chemical Probes of Saturn's Deep Atmosphere. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, p. 189.

Flohr, M. K.; and James, O. B.: Characterization of Unique Norite/Gabbro Clasts in Breccia 67975. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 197-198. .

Flohr, M. K.; and James, O. B.: Glasses from Consortium Breccias 64435, 61015, and 67975. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 199-200.

Gibson, E. K., Jf.; Hokanson, S. A.; Wentworth, S. J.; and Bustin, R.: Water-Soluble Ion Behavior in Cold Desert Environments. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 245-246.

Gibson, E. K., Jr.; Moore, C. B.; Primus, T. M; and Lewis, C. F.: Sulfur in Achondritic Meteorites. Geochim. et Cosmochim. Acta, 1984.

Gibson, E. K., Jr.; Presley, B. J.; and Hartfield, J.: Salts in the Dry Valleys of Antarctica. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 302-303.

Gibson, E. K., Jr.; Primus, T. M.; and Kotra, R. K.: Carbon and Sulfur Abundances in Antarctic Carbonaceous Chondrites, Ordinary Chondrites, Eucrites, and the Martian Shergottites. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 304-305.

Gibson, E. K., Jr.; Wentworth, S. J.; and McKay, D. S.: Chemical Weathering and Diagenesis of a Cold Desert Soil from Wright Valley, Antarctica: An Analog of Martian Weathering Processes. Proc. Lunar Planet. Sci. Conf. 13, J. Geophys. Res. Suppl., vol. 88, 1983, pp. A912-A928.

34 Gooding, J. L.: Low-Temperature Aqueous Alteration in the Early Solar System: Possible Clues from Meteorites Weathered in Antarctica. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 308-309.

Gooding, J. L.: Search for "Martian (?) Weathering" Effects in Achondrites EET A 79001 and ALHA 77005: Complications from Antarctic Weathering. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 310-311.

Hartman, H.; Fegley, M. B., Jr.; Prinn, R. G.; and Lewis, J. S.: Organic Molecules and Carbonaceous Chondrites. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, p. 279.

Holzapfel, W. B.; Seiler, B.; and Nicol, M.: Effect of Pressure on the Infrared Spectra of Ice VII. Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 321-322.

Housley, R. M.; Rajan, R. S.; Rambaldi, E. R.; and Wang, D.: Evidence for Oxidized Components in Qingzhen Enstatite Chondrite. (Abstract.) Meteoritics, vol. 18, 1983, pp. 317-318.

Howell, R. R.; Cruikshank, D. P.; and Fanale, F. P.: Sulfur Dioxide on 10: Spatial Distribution and Physical State. Icarus, vol. 57,1983, pp. 83-93.

James, O. B.: Subdivision of the Mg-Suite Noritic Rocks into Mg-Gabbronorites and Mg-Norites. Proc. Lunar Planet. Sci. Conf. 13, J. Geophys. Res. Supp!., vol. 88, 1983, pp. A603-A614.

James, O. B.: Mineralogy and Petrology of the Pristine Rocks. (Abstract.) Workshop on Pristine Highlands Rocks and the Early History of the Moon. Technical Report 83-02, Lunar Planet. Inst., Houston, Texas, 1983, pp. 44-51.

Johnson, M. L.; Schwake, A; and Nicol, M.: Preliminary Phase Diagram for the Water-Rich Region of the System NH3 -H2 0 to 4.0 GPa. EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 875.

Johnson, M: L.; Schwake, A; and Nicol, M.: Partial Phase Diagram for the System NH3 -H 2 0: The Water-Rich Region. (Abstract.) Ices in the Solar System, NATO Advanced Research Workshop, Nice, France, January 1984, p. 30.

Kondo, K.; and Ahrens, T. J.: Heterogeneous Shock-Induced Thermal Radiation in Minerals. Phys. Chern. Min., vol. 9,1983, pp. 173-181.

Kirby, S. H.; and Durham, W. B.: Comparative Ductile Strengths of Ice I, II, and III: Preliminary Results. (Abstract.) EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 840.

Kornacki, A S.; and Fegley, M. B., Jr.: Origin of Spinel-Rich Chondrules and Inclusions in Carbona­ ceous and Ordinary Chondrites. Proc. Lunar Planet. Sci. Conf. 14, J. Geophys. Res., vol. 89, 1984, pp. B588-B596.

Kotra, R. K.; See, T. H.; Gibson, E. K., Jr.; Horz, F.; Cintala, M. J.; and Schmidt, R. S.: Carbon Dioxide Loss in Experimentally Shocked Calcite and Limestone. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 401-402.

Lange, M. A; and Ahrens, T. J.: The Dyanmic Tensile Strength of Ice and Ice-Silicate Mixtures. J. Geophys. Res., vol. 88, no. B2, 1983, pp. 1197-1208.

35 Lange, M. A.; and Ahrens, T. J.: Shock-Induced CO~ -Production From Carbonates and a Proto­ CO2 -Atmosphere on the Earth. Lunar Planet. Sci. Cont. 14, Lunar Planet. Inst., 1983. Lange, M. A.; Ahrens, T. J.; and Boslough, M. B.: Cratering and Spall Failure in Gabbro. Proc. 3rd Conf. on Shock Waves in Solids, 1983.

Lee, D. E.; and Christiansen, E. H.: The Granite Problem as Exposed in the Southern Snake Range, Nevada. Contributions to Mineralogy and Petrology, vol. 83,1983, pp. 99-116.

Lee, D. E.; and Christiansen, E. H.: The Mineralogy of the Snake Creek-Williams Canyon Pluton, Southern Snake Range, Nevada. U.S. Geological Survey Open-File Report 83-337,1983.

Lucchitta, B. K.: A Late Climatic Change on Mars. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 493-494.

MacFarlane, J. J.; and Hubbard, W. B.: Statistical Mechanics of Light Elements at High Pressure. V. Three-Dimensional Thomas-Fermi-Dirac Theory. Astrophys. J., vol. 272, 1983, pp. 301-310.

Matson, D. L.; and Nash, D. B.: Observations and Models of lo's Atmosphere. Natural Satellites, Int. Astron. Union. Colloq. 77, Cornell University, Ithaca, New York, 1983.

Matson, D. L.; and Nash, D. B.: lo's Atmosphere: Pressure Control of Regolith Cold Trapping and Surface Venting. J. Geophys. Res., vol. 88, 1983, pp. 4771-4783.

Morris, R. V.; Lauer, H. V., Jr.; Lawson, C. A.; Gibson, E. K., Jr.; Nace, G. A.; and Stewart, C.: ), Spectral Properties of Well-Characterized, Submicron Powders of Hematite (a-Fe2 °3 Maghemite ), ('Y-Fe2 °3 Goethite (a-FeOOH), and Lepidocrocite ('Y-FeOOH). J. Geophys. Res., 1984. Nash, D. B.: Lab IR Spectra of S02 Frost, Adsorbate, and Gas over Various Substrates, and Applications to la's Surface Composition. Natural Satellites, Int. Astron. Union. Colloq. 77, Cornell University, Ithaca, New York, 1983.

Pieters, C. M.; Gaffey, M. J.; and McFadden, L.: Possible Source Regions for ALHA81005 on the Moon. EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 253.

Pollack, J. B.; Kasting, J.; and Richardson, S.: History of Water on Venus. Bull. Amer. Astron. Soc., vol. 15,p. 819.

Presley, B. J.; Gibson, E. K., Jr.; and Hatfield, J.: Soluble Salts in Antarctic Soils. Ocean Sciences Meeting, New Orleans, Louisiana, Amer. Geophys. Union, February 1984.

Primus, T. M.; Moore, C. B.; and Gibson, E. K., Jr.: Sulfur Loss from Thermally Treated Leedey (L-6) Samples. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 651-652.

Rajan, R S.; and Gaffey, M. J.: Spectral Reflectance Characteristics of Allende White Inclusions. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 659-660.

Rambaldi, E. R; Housley, R M.; Rajan, R. S.; Cidin, E.; El Goresy, A.; and Wang, D.: Unusual Mineral Assemblages and Textures in Qingzhen Enstatite Chondrite. (Abstract.) Meteoritics, vol. 18, 1983, pp. 380-381.

36 Rambaldi, E. R.; Rajan, R. S.; Housley, R. M.; and Wang, D.: Oxidized, Refractory and Alkali-Rich Components in Qingzhen Enstatite Chondrite: Implications About Their Origin. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 661-662.

Rambaldi, E. R; Rajan, R S.; Wang, D.; and Housley, R. M.: Evidence for Relict Grains in Chon­ drules of Qingzhen, An E3 Type Enstatite Chondrite. Earth Planet. Sci. Letters, vol. 66, 1983, pp. 11-24.

Schaefer, M. W.: Low Temperature Mossbauer Spectra of Ferrifayalite. EOS, Trans. Amer. Geophys. Union, vol. 64, 1983, p. 869.

Schaefer, M. W.: Measurements of Iron(III)-Rich Fayalites. Nature, vol. 303, 1983, pp. 325-327.

Schmitt, D. R.; and Ahrens, T. J.: Emission Spectra of Shock Compressed Solids. Proc. 3rd Conf. on Shock Waves in Solids, 1983.

Schmitt, D. R.; and Ahrens, T. J.: Temperatures of Shock-Induced Shear Instabilities and Their Relationship to Fusion Curves. Geophys. Res. Letters, vol. 10, no. 11, 1983, pp. 1077-1080.

Sherman, D. M.: The Effect of Local Magnetic Interactions on the Crystal Field Spectra of Fe3 + in Minerals. Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 692-693.

3 Sherman, D. M.: 57 Fe Mossbauer Study of Palagonites-Possible Implications for the Fe + Mineral­ ogy of Mars. Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 694-695.

Spudis, P. D.; Hawke, B. R; and Jackowski, T.: Geochemical Mixing-Model Studies of Ejecta from Lunar Farside Basins: Implications for Crustal Models. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 812-813.

Stuckless, J. S.; Van Trump, G.; Christiansen, E. H.; Bush, C. A.; Bunker, C. M.;and Bartel, A. J.: Preliminary Assessment of the Geochemistry and Mineral Favorability of the Postorogenic Granites of the Southeastern Arabian Shield, Kingdom of Saudi Arabia. U.S. Geological Survey Open-File Report 83-64, 1983.

Wall, S. D.; Pollack, J. B.; and Colburn, D.; Derivation of Atmospheric Optical Depth from Late Viking Lander Surface Imagery. Bull. Amer. Astron. Soc., vol. 15, 1983, p. 848.

Zurek, R. W.;and Christensen, P. R.: Mars North Polar Hazes: Estimating Opacity and Temperature with a IS-Eddington Code. (Abstract.) Bull. Amer. Astron. Soc., vol. 15,1983, pp. 847-848.

37 Geologic Mapping, Stratigraphy, and Geomorphology

Baker, V. R.: Planetary Geomorphology. (Abstracts with Programs.) Geol. Soc. Amer., vol. 15, no. 6, 1983, p. 520.

Blake, P. L.; Mouginis-Mark, P. J.; and Zisk, S. H.: Hypsometric Studies of Mars. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 279-281.

Casacchia, R.; and Strom, R. G.: Geology of Galileo Regio, Ganymede. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 92-93.

Casacchia, R.; and Strom, R. G.: Geologic Evolution of Galileo Regio, Ganymede. Proc. Lunar Planet. Sci. Conf. 14, J. Geophys. Res., vol. 89, part 2, 1984, pp. B419-B428.

Christensen, P. R.: The Distribution of Rocks on Mars. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp.109-110.

Croft, S. K.: On the Origin of Palimpsests on Icy Satellites. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 138-139.

Croft, S. K.: A Proposed Origin for Palimpsests and Anomalous Pit Craters on Ganymede and Callisto. J. Geophys. Res., vol. 88, 1983, pp. B71-B89.

Guest, J. E.; and Greeley, R.: Geologic Map of the Shakespeare Quadrangle of Mercury. Misc. Geologic Investigation Map 1-1408, U.S. Geological Survey, 1983.

Hawke, B. R.; Lucey, P. G.; McCord, T. B.; Pieters, C. M.; and Head, J. W.: Surface Compositions in the Aristarchus Region: Implications for Regional Stratigraphy. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 250-252.

Lucchitta, B. K.: The Galilean Satellite Geological Mapping Program. (Abstract.) Reports of Plane­ tary Geology Programs - 1983. NASA TM-86246, 1984, p. 313.

McGill, G. E.: New Maps of Lakshmi Planum and Eastern Aphrodite, Venus. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 71-73.

Moore, J. M.; and Horner, V. M.: The Geomorphologic Features on Rhea. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 560-561.

Morris, E. C.: Geology of the Olympus Mons Region of Mars. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 569-570.

39 Mouginis-Mark, P. J.; Whitford-Stark, J. L.; and Head, J. W.: New Models for Landform Evolution on 10. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 32-33.

Mouginis-Mark, P. J.; Whitford-Stark, J. L.; and Head, J. W.: Ionian Landforms: New Models for the Origins. Bull. Amer. Astron. Soc., vol. 15,1983, p. 845.

Pieri, D. c.; and Hiller, K.: Je3 Quadrangle, Europa: Preliminary Geologic Designations. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 318-320.

Pieri, D. C.; Baloga, S. M.; and Norris, M.: Geomorphic Clues to the Martian Volatile Inventory: Flow Ejecta Blankets and Landslides. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 116-118.

Pieters, C. M.; and Wilhelms, D. E.: Stratigraphy at Copernicus and the Source of Olivine in the Central Peak. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 643-644.

Rossbacher, L. A.: Geomorphic Studies of Mars. (Ph.D. dissertation), Princeton University, Princeton, New Jersey, 1983.

Scott, D. H.: Geologic Mapping, Mars: Progress and Highlights. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 321-323.

Scott, D. H.: Mars: An Inventory of Some Unusual Geologic Features. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 678-679.

Scott, D. H.: Ancient Surfaces of Mars: The Basement Complex. (Abstract.) Lunar Planet. Sci. Conf.15,LunarPlanet. Inst., 1984,pp. 736-737.

Scott, D.H.: Mars Paleostratigraphy. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 296-297.

Scott, D. H.; and Witbeck, N. E.: Valles Marineris Layered Deposits: Implications of Origin. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 298-300.

Semeniuk, A. M.; and Frey, H.: Distribution of Characteristic Features Across the Boundary Scarp in Acidalia and Amazonis-Memonia. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 748-749.

Tanaka, K. L.: Geology of the Olympus Mons Region of Mars. (Ph.D. thesis), University of California, Santa Barbara, Calif., 1983.

Williams, R. S., Jr.; and Morris, E. C.: Geomorphic Classification of Icelandic and Martian Volca­ noes. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 916-917.

Williams, R. S., Jr.; Thorarinsson, S.; and Morris, E. C.: Geomorphic Classification of Icelandic Volcanoes. Jokull, vol. 33,1983, pp. 19-24.

Witbeck, N. E.; and Underwood, J. R., Jr.: Geologic Mapping in the Cydonia Region of Mars. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 327-329.

Witbeck, N. E.; and Underwood, J. R., Jr.: Geologic Map of the Mare Acidalium Region of Mars. Misc. Geologic Investigation Map 1-1614, U.S. Geological Survey, 1984.

40 Radar Studies

Blake, P. L.; and Mouginis-Mark, P. J.: Topographic Characterization of Mars from Earth-Based Radar. Bull. Amer. Astron. Soc., vol. 15, 1'983, p. 844.

Christensen, P. R.: Comparison of Radar and Thermal Properties of Mars. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 107-108.

Christensen, P.; Greeley, R.; McHone, J.; Asmerom, Y.; and Barnett, S.: Pinacate-Gran Desierto Region, Mexico-SIR-A Data Analysis. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, p. 270.

Clark, P. E.: A Look at the Major Terrains of Mercury Through Radar ProfIles. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, p. 119.

Clark, P. E.; Schaber, G. G.; Strobell, M. E.; Jurgens, R. F.; and Downs, G. S.: Mercury: Geologic Analysis from Earth-Based Radar. (Abstract.) Bull. Amer. Astron. Soc., vol. 15, no. 3,1983, p. 858.

Clark, P. E.; Schaber, G. G.; Strobell, M. E.;and Jurgens, R. F.: Mercury: The Importance of Radar Data in Understanding Geologic Surfaces. (Abstract.) Bull. Amer. Astron. Soc., 1983.

Clark, P. E.; Strobell, M. E.; and Schaber, G. G.: Using New Radar Reflectivity Maps to Characterize Features on Mercury. (Abstract.) Lunar and Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 166-167.

Davis, P. A.; and Schaber, G. G.: Global Units on Venus Derived from Statistical Analysis of Pioneer Venus Radar Data. Lunar Planet. Sci. Conf. 15, Lunar Planet Inst., 1984, pp. 196-197.

Davis, P. A.; Schaber, G. G.; and Masursky, H.: Characterization of Surficial Geologic Units on Venus from Pioneer Venus Radar Data: A Progress Report. (Abstract.) Reports of Planetary Geol­ ogy Programs - 1983. NASA TM-86246, 1984, pp. 65-66.

Garvin, J. B.; Head,J. W.; Zisk, S.; and Pettengill, G.: Venus Global Radar Roughness: A Preliminary Analysis. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, p. 239.

Garvin, J. B.; Head, J. W.; Peterfreund, A. R.; Zisk, S.; and Pettengill, G.: Venus: Global Distribu­ tion of Radar Roughness and Reflectivity. (Abstract.) Bull. Amer. Astron. Soc., vol. 15, 1983, p.818.

Mouginis-Mark, P. J.; Christensen, P. R.; and Zisk, S. H.: Radar Characteristics of Thermally­ Anomalous Impact Craters on Mars. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 530-531.

41 Pettengill, G. H.; Ford, P. G.; and Nozette, S. D.: Venus: Evidence for High Dielectric Constants in Elevated Regions. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., vol. 2, 1983, p. 602.

Schaber, G. G.; McCauley, J. F.; Breed, C. S.; Grolier, M. J.; Issawi, B.; Haynes, C. V.; McHugh, W. P.; Elachi, C.; and Blom, R.: Subsurface Geology of the Sahara Desert in Egypt and Sudan Discov­ ered by Space Shuttle Imaging Radar. (Abstract.) 27th International Geologic Congress on Remote Sensing, Section 18, Moscow, U.S.S.R., August 4-14, 1984.

Strobell, M. E.; Clark, P. E.; Schaber, G. G.; and Jurgens, R. F.: Mercury: Topographic and Geologic Data from Earth-Based Radar Observations. (Abstracts with Programs.) Geol. Soc. Amer., vol. 15, no. 6, 1983,p.700.

Strobell, M. E.; Clark, P. E.; Schaber, G. G.; Jurgens, R. F.;and Downs, G. S.: Mercury Topographic and Geologic Data from Earth-Based Radar Observations. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA, TM-86246, 1984, p. 287.

42 Remote Sensing and Photometry

Bell, J. F.; Cruikshank, D. P.; and Gaffey M. J.: The Nature of the Iapetus Dark Material. Bull. Amer. Astron. Soc., vol. 15,1983, p. 856.

Buratti, B.; and Veverka, J.: Voyager Photometry of Europa. Icarus, vol. 55, 1983, pp. 93-110.

Christensen, P. R.: Thermal Emissivity of the Martian Surface: Evidence for Compositional Varia­ tions. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 150-153.

Clark, R. N.: Spectral Properties of Mixtures of Montmorillonite and Dark Carbon Grains: Implica­ tions for Remote Sensing Minerals Containing Chemically and Physically Absorbed Water. J. Geophys. Res., vol. 88,1983, pp. 10635-10644.

Clark, R. N.: Ice-Soil Mixtures: Visual and Near-Infrared Remote Sensing Techniques. (Abstract.) 4th IntI. Conf. on Permafrost, Fairbanks, Alaska, 1983, p. 87.

Clark, R. N.: Ice-Soil Mixtures: Visual and Near-Infrared Remote Sensing Techniques. Proc. 4th IntI. Conf. on Permafrost. National Academy Press, Washington, D.C., 1983, pp. 158-162.

Clark, R. N.; Brown, R. H.; and Owensby, P. D.: Saturn's Satellites: Near-Infrared Spectrophotom­ etry (0.65-2.5 m) of the Leading and Trailing Sides and Compositional Implications. (Abstract.) Natural Satellites, Int. Astron. Union Colloq. 77, Cornell University, Ithaca, New York, 1983, p. 28.

Clark, R. N.; Fanale, F. P.; and Zent, A. P.: Kenetics of the Ice Grain Growth: Implications for Remote Sensing of Planetary Surfaces. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 120-121.

Clark, R. N.; Fanale, F. P.; and Zent, A.: Frost Grain Size Metamorphism: Implications for Remote Sensing of Planetary Surfaces. Icarus, vol. 56, 1983, pp. 233-245.

Cloutis, E.; Gaffey, M. J.; and Jackowski, T. L.: Multiple Diagnostic Spectral Parameters for Deter­ mination of Phase Abundance in Olivine/Pyroxene Mixtures. Bull. Amer. Astron. Soc., vol. 15, 1983, p. 826.

Cruikshank, D. P.; Bell, J .. F.; Gaffey, M. J.; Brown, R. H.; Howell, R.; Beerman, C.; and Rognstad, M.: The Dark Side of Iapetus. Icarus, vol. 53, 1983, pp. 90-104.

Davis, P. A.; and Grolier, M. J.: Discrimination of Mineralized Granitoids in the Midyan Region, Northwestern Saudi Arabia, by Landsat Data Analysis. (Abstract.) 3rd Thematic Conf. on Remote Sensing for Exploration Geology, April 16-19, 1984, Colorado Springs, Colorado, Environmental Research Institute of Michigan (ERIM), Ann Arbor, Michigan, 1984.

43 Davis, P. A.; and Grolier, M. J.: Discrimination of Granitoids and Mineralized Granitoids in the Midyan Region, Northwestern Arabian Shield, Saudi Arabia, by Landsat MSS Data-Analysis. 3rd Thematic Conf. on Remote Sensing for Exploration Geology, April 16-19, 1984, Colorado Springs, Colorado, Environmental Research Institute of Michigan (ERIM), Ann Arbor, Michigan, 1984.

Etchegaray-Ramirez, M. I.; Metzger, A. E.; Haines, E. L.; and Hawke, B. R.: Thorium Concentra­ tion in the Lunar Surface: IV. Deconvolution of the Mare Imbrium, Aristarchus, and Adjacent Regions. (Abstract.) Lunar Planet. Sci. Conf. 13, Lunar Planet. Inst., 1982, pp. 529-543.

Ford, P. G.; and Pettengill, G. H.: Venus: Global Surface Radio Emissivity. Science, vol. 220, 1983, pp.1379-1381.

Grolier, M. J.: Contribution de la Te1edetection Spatiale aux Etudes Geo10giques, Pedo10giques et d'Occupation des sols. Troisieme Seminaire sur la Te1edetection des Ressources Terrestres, Institut Agronomique de Tunis, December 13-18, 1982, (in French)-USAID-OIG project, U.S. Geologic Survey, 1983.

Hawke, B. R.; and Bell, J. F.: Recent Comet Impacts on the Moon: The Evidence from Spectral Reflectance Studies. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 250-252.

Hawke, B. R; and Bell, J. F.: Remote Sensing Studies of Lunar Swirls. Bull. Arner. Astron. Soc., vol. 15,1983, p. 838.

Hawke, B. R; C10utis, E.; Owensby, P.; Lucey, P.; Bell, J. F.; and Spudis, P. D.: Spectral Reflec­ tance Studies of the Orientale Region of the Moon: Preliminary Results. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 350-351.

Hawke, B. R.; Cloutis, E. A.; Zent, A. P.; and Bell, J. F.: Albedo Variations in Crater Deposits on Ganymede: Implications for Surface Composition and Impact Processes. Bull. Amer. Astron. Soc., vol.15, 1983,pp. 854-855.

Hawke, B. R.; and Lucey, P. G.: Spectral Reflectance Studies of the Hadley-Appennine (Apollo 15) Region: Preliminary Results. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 352-353.

Jacobberger, P.; Arvidson, R; and Rashka, D.: Application of Landsat MSS Data and Sediment Spectral Reflectance Measurements to Mapping of the Meatiq Dome, Egypt. Geology, vol. 11, 1983, pp.587-591.

J akosky B. M.; and Christensen, P. R.: Duricrusts on Mars: Evidence from Thermal, Radio and Radar Data. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 397-398.

Johnson, T.; Soderblom, L. A.; Mosher, J. A.; Danielson, G. E.; Cook, A. F.; and Kupperman, P.: Global Multispectral Mosaics of the Icy Galilean Satellites. J. Geophys. Res., vol. 88, 1983, pp. 5789-5805.

Lucey, P. G.; and Clark, R. N.: Constraints on the Detectability of Minerals with Physically or Chemically Adsorbed Water Bands in the Spectra of Ice-Mineral Mixtures. (Abstract.) Bull. Arner. Astron. Soc., vol. 15, 1983, p. 856.

44 Lucey, P.; Gaddis, 1.; Bell, J.; and Hawke, B. R.: Near-Infrared Spectral Reflectance Studies of Localized Dark Mantle Deposits. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 495496.

Lucey, P. G.; Hawke, B. R.; McCord, T. B.; Pieters, C. M.; and Head, J. W.: Surface Compositions in the Aristarchus Regions of the Moon as Determined by Remote Sensing Observations. Bull. Amer. Astron. Soc., vol. 15, 1983, p. 838.

McEwen, A. S.; and Soderblom, 1. A.: High-Resolution Color Images on 10. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, p. 529.

Nash, D. B.: lo's 4-Micron Band and the Role of Adsorbed S02' Icarus, vol. 54, 1983, pp. 511-523.

Nash, D. B.: Infrared Spectra of SOl Phases and Applications to 10. 15th Annual DPS Meeting, Bull. Amer. Astron. Soc., vol. 15,1983, p. 851.

Nelson, M. 1.; and Clark, R. N.: Spectral Variation with Viewing Geometry for High and Low Albedo Mineral Mixtures. (Abstract.) Bull. Amer. Astron. Soc., vol. 15, 1983, p. 853.

Nelson, R.; et al.: Spectral Evidence for Magnetospheric Interactions with the Surfaces of Icy Galilean Satellites. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, p. 554.

Nelson, R. M.; et al.: Spectral Refectance of Sulfur Trioxide: Implications for Jupiter's Satellite, 10. Trans. Amer. Geophys. Union, vol. 63,1982, p. 1022.

Nelson, R. M.: Color of Irradiated Sulfur at Low Temperature: Implications for 10. Bull. Amer. Astron. Soc., vol. 15, 1983, p. 851.

Nelson, R. M.; Pieri, D. C.; Baloga, S. M.; Nash, D. B.; and Sagan, C.: The Reflection Spectrum of Liquid Sulfur: Implications for 10. Icarus, vol. 56, 1983, pp. 409413.

Pieters, C. M.; Hawke, B. R.; Gaffey, M.; and McFadden, 1.: Possible Lunar Source Area of Meteor­ ite ALHA81 005: Geochemical Remote Sensing Information. J. Geophys. Res. Letters, vol. 10, 1983, pp. 813-816.

Reasenberg, R. D.; and Goldberg, Z. M.: Implications of the Spectral Admittance in the Region of Venus West of the Beta Regio. (Abstract.) Bull. Amer. Astron. Soc., vol. 15, 1983, p. 818.

Roth, 1. E.; and Saunders, R. S.: Microwave Reflectivity of the Multilayer Models of the Martian Surface. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 693-694.

Sherman, D. M.: Reassignment of the Iron(III) Absorption Bands in the Spectra of Mars. Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 764-765.

Simonelli, D.: Amalthea: Implications of Temperatures Observed by Voyager. Icarus, vol. 54, 1983, pp. 524-538.

Singer, R. B.; Qoutis, E. A.; Roush, T. 1.; Mouginis-Mark, P. J.; Hawke, B. R.; and Christensen, P. R.: Kasei Vallis, Mars: Investigation Using Remote Sensing Data. Bull. Amer. Astron. Soc., vol. 15,1983, p. 845.

45 Singer, R B.; Cloutis, E. A.; Roush, T. L.; Mouginis-Mark, P. J.; Hawke, B. R; and Christensen, P. R.: Multispectral Analysis of the Kasei Vallis-Lunae Planum Region of Mars. (Abstract.) Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 794-795.

Smythe, W. D.: S02 Frost Spectra. Int. Astron. Union Colloq. 57.

Squyres, S. W.; Buratti, B.; Veverka, J.; and Sagan, C.: A Photometric Map of Iapetus from Voyager Data. (Abstract.) Natural Satellites, Int. Astron. Union Colloq. 77, Cornell University, Ithaca, N.Y., 1983,p.31.

Squyres, S. W.; and Sagan, C.: The Albedo Asymmetry of Iapetus. Nature, vol. 303,1983, pp. 782-785.

Thomas, P.: Intracrater Splotches on Mars: Color, Morphology and Distribution. Icarus, vol. 57, 1984, pp. 205-227.

Thomas, P.; Veverka, J.; Wenkert, D.; Danielson, E.; and Davies, M.: Voyager Photometry of Hyperion: Rotation Rate. Natural Satellites, Int. Astron. Union Colloq. 77, Cornell University, Ithaca, New York, 1983, p. 30.

Zimbelman, J. R: Albedo Asymmetries on Rhea and Dione: Dynamical Constraints for an Exogenic Origin. Natural Satellites, Int. Astron. Union Colloq. 77, Cornell University, Ithaca, New York, 1983, p. 30.

Zimbelman, J. R.; and Greeley, R: Elevation-Dependent Corrections for Thermal Inertias on Mars. Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 879-880.

Zimbelman, J. R.; and Greeley, R.: Surface Properties of Ascraeus Mons Obtained from IRTM Data. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 881-882.

46 Cartography, Photogrammetry, Geodesy, and Altimetry

Batson, R. M.: Planimetric Mapping of the Planets with Spacecraft Television Pictures. Proc. Inter­ national Society for Photogrammetry and Remote Sensing, Falls Church, Va., 1982, pp. 25-34.

Batson, R. M.: Newly Completed Maps of Mars and the Satellites of Jupiter. (Abstract.) Bull. Amer. Astron. Soc., vol. 15, no. 3,1983, p. 855.

Batson, R. M.: Mars Special-Scale Maps: The 1 :500,000 Series. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, p. 333.

Batson, R. M.: Atlas of Mars. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, p. 335.

Batson, R. M.: 1 :2,000,000 Scale Controlled Photo mosaics of Mars. (Abstract.) Reports of Plane­ tary Geology Programs - 1983. NASA TM-86246, 1984, p. 331.

Batson, R. M.: Revisions of 1 :5,000,000 Scale Mars Maps. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, p. 332.

Batson, R. M.: Mars Color Albedo Mapping. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, p. 334.

Batson, R. M.: Voyager Cartography. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, p. 330.

Davies, M. E.: The Control Network of Iapetus. Bull. Amer. Astron. Soc., vol. 15, no. 3, 1983, p.856.

Davies, M. E.; and Katayama, F. Y.: The Control Networks of Mimasand Enceladus. Icarus, vol. 53, no. 2, 1983, pp. 332-340.

Davies, M. E.; and Katayama, F. Y.: The Control Network of Rhea. Icarus, vol. 56, no. 3,1983, pp. 603-610.

Davies, M. E.; and Katayama, F. Y.: The Control Networks of Tethys and Dione. J. Geophys. Res., vol. 88, no. All, 1983, pp. 8729-8735.

Davis, P. A.; and McEwen, A. S.: Photoclinometry: Analysis of Inherent Errors and Implications for Topographic Measurements. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 194-195.

47 Davis, P. A.; and Soderblom, L. A.: Rapid Extraction of Relative Topography from Viking Orbiter Images: II. Application to Irregular Topographic Features. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 263-265.

De Hon, R. A.: Concordant Crater Floor Elevations on the Moon. Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 148-149.

Masursky, H.; Strobell, M. E.; and Beer, K. E.: Planetary Nomenclature. (Abstract.) Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 353-355.

Pike, R. J.; and Davis, P. A.: Toward a Topographic Model of Martian Impact Craters from Photo­ clinometry. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 645-646.

Schaber, G. G.; Kozak, R. C.; Davis, P. A.; and Eliason, E.: Venus Pioneer: Ratios and Composite Maps of Altimetry, RMS Slopes and the Fresnel Reflection Co-efficient. Lunar Planet. Sci. Conf. 13, Lunar Planet. Inst., part 2, 1982, pp. 683-684.

Strobell, M. E.; and Masursky, H.: Venus Nomenclature and Mythology, in Pioneer Venus, NASA SP-461, 1983, pp. 201-205.

Wu, S. S. C.: Lunar and Planetary Topographic Mapping. (Abstract.) Lunar Planet. Sci. Conf. 14, Lunar Planet. Inst., 1983, pp. 867-868.

Wu, S. S. C.: Planetary Elevation Reference Systems. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 344-345.

Wu, S. S. C.: Radargrammetry for the Venus Radar Mapper. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 348-350.

Wu, S. S. C.: Geometric Corrections of Side-Looking Radar Images. 1983 Annual Convention of American Society of Photogrammetry and Remote Sensing and American Congress on Surveying and Mapping, March 13-18, 1983, Washington, D.C., Technical papers of 49th ASP meeting, 1983, pp. 354-364.

Wu, S. S. C.: Planetary Elevation Reference Systems: Gravity or Tri-axiality. Lunar Planet. Sci. Conf. 15, Lunar Planet. Inst., 1984, pp. 943-944.

Wu, S. S. C.; and Schafer, F. J.: Topographic Mapping of Mars: 1 :2 Million Series. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 339-340.

Wu, S. S. C.; and Schafer, F. J.: Mars Control Network. 1984 Annual Convention of American Society of Photogrammetry and Remote Sensing and American Congress on Surveying and Mapping, Technical papers of 50th ASP meeting, 1984, pp. 456-463.

Wu, S. S. C.; and Skiff, B. S.: Topography of Mars Derived from High-Resolution Images. Reports of Planetary Geology Programs - 1983. NASA TM-86246, 1984, pp. 341-343.

48 Author Index

Abers, G., 13 Breed, C. S., 27,28,42 Ahrens, T. J., 3,17,19,35,36,37 Bretches, J. E., 21 Allison, M. L., 16,29 Bristow, J. W., 3 Allsop, H. L., 3 Brown, L., 13, 14,21 Anderson, D. M., 29 Brown, R. H., 5, 33,43 Annstrong, R. A., 3 Bruckenthal, E., 14 Arvidson, R. E., 3,15,27,28,44 Bunker, C. M., 37 Ashwal, L. D., 11 Buratti, B. J., 43, 46 Asmerom, Y., 41 Burns, J. A., 5, 9 Aubele, J. C., 21 Burns, R. G., 33 Baker, B. H., 15 Burns, V. M., 33 BAker, V. R., 3, 29, 30, 39 Burt, D. M., 21 Baloga, S. M., 23, 40, 45 Bus, S. J., 5, 6, 9 Banerdt, W. B., 13 Bush, C. A., 37 Barberi, F., 23 Bustin, R., 34 Barlow,N.G., 17 Carle, G. C., 33 Barnett, S., 41 Carr, M. H., 3, 29 Barrow, J., 6 Carrasco, R., 27 Bartel, A. J., 37 Carroll, R. D., 4 Batson, R. M., 47 Casacchia, R., 20, 39 Beach, G. L., 29 Casnore, J., 17 Beer, K. E., 48 Cassen, P. M., 15, 16,31 Beerman, C., 43 Castro, J., 21 Bell,J.F.,5,22,43,44 Chapman, C. R., 17,18 Bender, D. F., 7 Choi, J. B., 33 Billingsley, G. H., 28 Christensen, P. R., 22, 27,33,37,39,41,43,44,45, Bjorkman, M. D., 17 46 Blake, P. L., 39,41 Christiansen, E. H., 3, 21,33,36,37 Blom, R., 42 Ciffreo, J., 7 Bodeheimer, P., 9 Cintala, M. J., 20, 35 Boischot, A., 6 Cirtin, E., 36 Boothroyd, J. C., 29 Clark, P. E., 22, 41,42 Borderies, N., 6 Clark, R. N., 5, 30, 33, 43,44,45 Bornhorst, T. J., 22 Clifford, S. M., 29 Boslough,M. B., 17,36 Cloutis, E. A., 19,43,44,45,46 Bougan, S., 27 Clow, G. D., 19 Bowin, C., 13 Colburn, D. S., 4,37 Boyce, J. M., 17,19 Colombo, G., 11 Bratt, S. R., 13, 15 Comer, R. P., 13

49 Condit, C. D., 21,30 Gaffney, E. S., 18 Consolmagno, G. J., 5, 13 Garvin, J. B., 41 Cook, A. F., 44 Gault, D., 18 Cooperman, S. A., 13 Gibson, E.K., Jr., 34, 35, 36 Craig, R. E., 33 Giegengack, R., 4 Criswell, C. W., 21 Gierasch, P., 6 Croft, S. K., 13, 17,39 Goettel, K. A., 13 Cruikshank, D. P., 5,33,35,43 Goldberg, Z. M., 15,45 Crumpler, L. S., 21 Goldreich, P., 6 Cutts, J. A., 29 Golombek, M. P., 13, 14, 15 Cuzzi, J. N., 5, 6, 8, 9 Gooding, J. L., 35 Daley, M. A., 33 Gradie, J., 6 Danielson, E., 46 Graps, A., 7 Danielson, G. E., 44 Greeley, R., 18,22,27.28,39,41,46 Davies, M. E., 6,46,47 Grieve, R. A. F., 20 Davis, D. R., 10 Grimm, R. E., 7,16 Davis, M. H., 3 Grolier, M. J., 27,28,42,43,44 Davis, P. A., 41,43,44,47,48 Guest, J. E., 39 Dawe,J.,6 Guiness, E. A., 3, 27, 28 De Hon, R. A., 17,21.48 Gurnis, M., 15 De Rosa, R., 21 Haines, E. L., 44 Demont, S. F., 6,8, 9 Hall, J. L., 14 Dobrovolskis, A. R., 6 Hall, M., 22 Downs, G. S., 41,42 Harris, A. W., 6, 7 Dunbar, R. S., 5,6,7 Hartfield, J., 34 Durham, W. B., 34, 35 Hartley, M., 6 Durisen, R. H., 5,6 Hartman, H., 35 Dyar, M. D., 33, 34 Hatfield, J., 36 Dzurisin, D., 22, 29 Hawke,B.R.,5,20,22,37,39,44,45,46 Ehrlich, R., 17 Haynes, C. V., 42 EI Goresy, A., 36 Head,J. W., 13, 14, 15,39,41,45 Elachi, C., 42 Heard, H. C., 34 Eliason, E., 15,48 Hedge, C. E., 33 Elston, W. E., 21,22,30 Helin, E. F., 6, 7 Emerman, S. H., 16 Helm, P. J., 28 Eppler, D. B., 31 Hiller, K., 40 Eppler, D. T., 17 Hokanson, S. A., 34 Epstein, E., 6 Holberg, J. B., 6 Esposito, L. W., 6 Holsapple, K. A., 17,18,19 Etchegaray-Ramirez, M.I., 44 Holt, H. E., 31 Fanale, F. P., 5, 30, 34, 35, 43 Holzapfel, W. B., 35 Fegley, M. B., Jr., 34, 35 Horedt, G. P., 14 Ferguson, H. M., 30 Horner, V. M., 18,39 Fink, J. H., 18,22,25 Horz, F., 35 Flohr, M. K., 34 Housen, K. R., 18, 19 Ford, P. G., 42, 44 Housley, R. M., 35, 36, 37 Fragaszy, R. J., 17 Howell, R. R., 35, 43 Francis, P., 27 Hubbard, W. B., 14,36 Frazzetta, G., 22 Hulkower, N. D., 7 Frey, H., 22, 40 Issawi, B., 42 Gaddis, L. R., 45 Ivanova, V., 7 Gaffey, M. J., 5, 7, 8, 36, 43 Iversen, J. D., 27,28

50 Jackowski, T. 1., 43 Maxwell, T. A., 14,16 Jacobberger, P., 44 McCauley, C. K., 28 Jacobsen, R. A., 9 McCauley, J. F., 27,28,42 Jakosky, B. M., 44 McCord, T. B., 8,39,45 James, O. B., 34, 35 McCormick, T., 22 Ja"nssen, M., 6 McEwen, A. S., 14,22,45,47 Johnson, M. 1., 35 McFadden, 1. A., 8, 36, 45 Johnson, T. V., 3,10,44 McGill, G. E., 3,14,15,20,39 Jurgens, R. F., 41, 42 McHone, J., 41 Kasting, J., 36 McHugh, W. P., 42 Katayama, F. Y., 47 McKay, C. P., 4 Kaula, W. M., 14 McKay, D. S., 34 King, E. A., 8 McKinnon, W. B., 8,15,17,18,19 King, J. S., 21 McQueen, R. G., 24 King, T. V. V., 8 Melosh, H. J., 8,10,18 Kirby, S. H., 33, 34,35 Metzger. A. E., 44 Komar, P. D., 29, 30 Miles, E., 7 Kondo, K., 35 Moberger, D., 24 Kornacki, A. S., 34, 35 Moore, C. B., 34, 36 Kortemeier, C. P., 22 Moore, H. J., 3, 28. Kotra, R. K., 34, 35 Moore, J. M., 31, 39 Kozak, R. C., 48 Moosman, A. C., 31 Kupperman, P., 44 Morgan, D., 6 Laity, J. E., 29 Morgan, P., 15 Lane, A. 1., 6 Morris, E. C., 3, 23, 31, 39, 40 Lange, M. A., 35, 36 Morris R. V., 36 Lauer, H. V., Jr., 36 Morrison, D., 8 LaVolpe, 1., 22 Mosher, J. A., 44 Lawson, C. A., 36 Mouginis-Mark, P. J., 14, 19,22,39,40,41,45,46 Leach, R., 27 Murray, C. D., 6 Lee, D. E., 36 Nace, G. A., 36 Leff,M.,27 Nash, D. B., 3, 36, 45 Levinthal, E. C., 3 Nelson, M. 1.,45 Lewis, C. F., 34 Nelson, R. M., 24, 45 Lewis, J. S., 35 Nicol, M., 35 Lewis, S. W., 30 Norris, M., 40 Lin, D. N. C., 9 Nozette, S. D., 42 Lissauer, J. J., 6, 8 Nummedal, D., 17,29,31 Lucchitta, B. K., 3, 8, 22, 29, 30,36,39 O'Keefe, J. D., 3,19 Lucey, P. G., 39,44,45 Owensby, P. D., 43,44 MacFarlane, J. J., 36 Parmentier, E. M., 8 MacKinnon, D. F., 28 Partridge, J. B., 29 Mainguet, M., 31 Patton, P. C., 29 Malin, M. C., 15,22,23,29,31 Peale, S. J., 8,15,16 Marouf, E. A., 6 Peterfreund, A. R., 41 Marsh, B. D., 28 Pettengill, G. H., 41,42,44 Marsh, W. M., 28 Phillips, R. J., 14, 15 Marshall, J. R., 23, 27,28 Pieri, D. C., 23, 29, 40, 4S Masursky, H., 29, 31,41,48 Pieters, C. M., 4S Matson, D. 1., 36 Pike, R. J., 17, 19,48 Matsui, T., 11 Plescia, J. B., 4,19 Maury, A., 7 Podolak, M., 8

51 Pollack, J. 8.,9,33,36,37 Smith, 8. A., 9 Pomphrey, R. 8.,6 Smythe, W. D., 24,46 Presley, M., 27 Soderblom, L. A., 3, 44,45, 48 Primus, T. M., 34, 36 Solomon, S. C., 13, 14, 15 Prinn, R. G., 34, 35 Spudis, P. D., 4,17,19,20,23,24,37,44 Ragent, 8.,33 Squyres,S. W.,4,9, 16,31,46 Rajan, R. S., 35, 36, 37 Stam,M.,20 Rambaldi, E. R., 35, 36, 37 Stephens, S. K., 15 Rashka, D., 27,44 Stewart, C., 36 Reasenberg, R. D., 15,45 Stewart, G. R., 9 Rehrig, W. A., 24 Strobell, M. E., 20,41,42,48 Reynolds, R. T.,4, 8, 9,15,16,31,33 Strom, R. G., 4,17,20,21,39 Richardson, S. M., 36 Stuckless, J. S., 33, 37 Rognstad, M., 43 Swanson, S. R., 5, 6, 7 Roller, J., 22 Synnott, S. P., 9,11 Rossbacher, L. A., 31, 40 Tanaka, K. L., 20, 24,40 Roth, L. E., 27,45 Terrile, R. J., 6, 9 Roush, T. L.,45,46 Theilig, E., 22, 24 Runyon, C. J., 15 Thintharova, A., 7 Russell, K., 6 Thomas, P., 9,10,46 Sagan, C., 6, 8, 9,45,46 Thompson, D. E., 29 Saunders, R. S., 3, 13,27,45 Thompson, W. R., 6 Savage, A., 6 Thorarinsson, S., 40 Scargle, J. D., 6 Thurber, C. R., 13 Schaber, G. G., 41, 42, 48 Tilman, J., 3 Schaefer, M. W., 37 Timson, B. S., 29 Schafer, F. J., 48 Treiman, A., 8 Schenk, P. M., 19 Turcotte, D. L., 16 Schmidt, R. M., 17,18,19 Tyler, G. L., 6, 28 Schmidt, R. S., 35 Tyner, R. L., 4 Schmitt, D. R., 37 Underwood, J. R., Jr., 4,31,40 Schultz, P. R., 3,17,20,23,24 Van Trump, G., 37 Schwake, A., 35 Veverka, J., 5, 8, 9, 10,43,46 Scott, D. R., 31,40 Vickery, A. M., 10 See, T. R., 35 Voss, M. E., 17 Seiler, B., 35 Wall, S. D., 3, 37 Semeniuk, A. M., 22,40 Wang, D., 35, 36, 37 Sharp, R. P., 22 Ward, W. R., 10 Sheridan, M. F., 21,22,23,24 Warner, J. L., 15 Sherman, D. M., 37,45 Watters, T. R., 16 Shkodrov, V., 7 Weeks, R. A., 4 Shoemaker, C. S., 9 Weidenschilling, S. J., 10 Shoemaker, E. M., 6, 9 Weiss, B. L., 4 Showalter, M. R., 5, 6, 9 Weissman, P. R., 10 Shure, L., 13 Wenkert, D., 46 Silliman, A., 11 Wentworth, S. J., 34 Simonelli, D., 45 Wetherill, G. W., 10 Simpson, R. A., 28 White, B., 27 Singer, R. B., 5, 45, 46 Whitford-Stark, J. L., 24,40 Sjogren, W. L., IS Wilhelms, D. E., 20, 40 Skiff, 8. S., 48 Williams, J. G., 10

52 Williams, R. S., Jr., 40 Woronow, A., 17,20 Williams, S. H., 27,28,31 Wu, S. S. C., 48 Wilson, R T., 21,24 Yoder, C. F., 9,11 Wisdom,J.,l1 Yoder, K. A., 11 Wise, D. U., 16 Yomogida, K., 11 Witbeck, N. E., 31,40 Zent, A. P., 43, 44 Woeller, F. H., 33 Zimbelman, J. R, 25, 46 Wohletz, K. H., 23, 24 Zisk, S. R., 39, 41 Wood, C. A., 11,22,24,27 Zurek, R W., 33, 37

53 1. Report No. 12. Government Accession No. 3. Recipient's Catalog No. NASA TM-87361 4. Title and Subtitle 5. Report Date A BIBLIOGRAPHY OF PLANETARY GEOLOGY AND October 1984 GEOPHYSICS PRINCIPAL INVESTIGATORS AND THEIR 6. Performing Organization Code ASSOCIA TES, 1983-1984 EL 7. Author/s) 8. Performing Organization Report No. Nanci E. Witbeck, Editor 9. Performing Organization Name and Address 10. Work Unit No. Branch of Astrogeologic Studies U.S. Geological Survey 11. Contract or Grant No. Flagstaff, AZ 8600 I 13. Type of Report and Period Covered 12. Sponsoring Agency Name and Address Office of Space Science and Applications Technical Memorandum National Aeronautics and Space Administration Washington, D.C. 20546 14. Sponsoring Agency Code

15. Supplementary Notes

16. Abstract A compilation of selected bibliographic data specifically relating to recent publications submitted by principal investigators and their associates, supported through NASA's Office of Space Science and Applications, Solar System Exploration Division, Planetary Geology and Geophysics Program.

Serves as a companion piece to NASA TM-86246 "Reports of Planetary Programs - 1983," NASA, Washington, D.C. 20546

17. Key Words (Selected by Author/s)) 18. Distribution Statement Planetary Geology & Geophysics Bibliography Unclassified-Unlimited Solar System Subject Cat. 88

19. Security Classif. (of this report) 20. Security Classif. (of this page) 21. No. of Pages 22. Price Unclassified Unclassified 58 A04 ... For sale by the NatIonal TechnIcal I nformatlon ServIce, Sprongfleld, VirginIa 22161 NASA-Langley, 1984 End elf Document