The Foreign Office Cryptanalytic Section
3486663 , I ;ARMY SECURITY AGENCY Washington" D. C. _Ieclassifi ed and appw'.;ed for , elease by ~~SA, on 09- '17-2008 ~Iursuantt() E,O, '12958, as amended FC:II.A Case #52925 EUROPEAN l).XISSIGNAL I.NTELLIGENCF IN WORLD WAR AS REVEALED BY flTICOM '! INVESTIGATIONS AWD BY OTHER PRISONER OF 'WAR INTERROGATIONS AND CAPTURED MATERIAL, PRINCIPALLY GERMAN / VOLUME 6--THE' FOREIGN OFFICE CRYPTABALYTIC SEqTION Prepared lli"1.der CHIEF, ARlIlY SECURITY AGENCY ~ -11 ~:~ '1 May 1946 , )N" ~;~,J'V ~ WDGAS-14.~· '. '9fOIP §1EQ;~, CREAPf -J j ! DOClD: 3486663 , 'VOLWi~,6.' :,'TJ!E' FOREic,N' OR~~GE <CRYP~.I\NALYTIC 'S:EC'TI ON '." . «v."(" I 1. HlstoPy' ap.d Leading Pe~·fJo.i1~:L::i.tle~r 'chapter.... • ,I ,C:b.apt;~s)i'> II .1~' Inte~'cept; :Int~rcept Contiol a.nd~ Trart.io,.' Amily,'sis ,,' , C;ha:pt;~;,r III ~JC1~yp~ana,lysls dh.e:Pt~r IV Lis.1sonand Collabora.tion 'i'tlthOther :¢.~ypt~~Eilyt1c ~ . ".". '". 3-5 Agencieu' ;, u~ Sectiq~.qf,- th~ G.ert!!at.lFOI'~ign Chapter vi"' The Gr.yptograph1c . " " Otflce (Pers Z' Cht),--;" ' ,., "',, '.'" DOCID: 3486663 VOLUME 6 THE FOREIGN OFFIC£ CRYPTANALYTIC SECTION (PER Z S) Chapter I ~ Histo~"y and Le~g Personalities I Paragraph .:. '. ( '.' . .." ,.... " . ~ ~.() ~ Introductiorl I) C 0 0 .0 0- I) 0 Q 0 Co t'f c:l 0'" (l tl e .·0 c • 0 0> 0 0 0 a 00 C • 0 t,}. '00 0.. 1 ,..... ,German For'sign Office Organization :etir Cl"yptanalysls,?, ~ CODlInun.:tcatlons,ll and Security. 0.0 ••••••• ••• '••• 0 •• 00 •• " 2 History, 8,nd Strength. 0.0' ~,' 0 ••••••••• 0 ••••••• ~ ••• ".," .'.
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