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REF ID:A59321 

INDEX TO FILE IN MR. FRIEDMAN 18 OFFICE 

November 30, 1946 

1-('o. 

~ '\ ·. . , 

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... 

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I . 

.. - ..) 

.... 

~~ i 

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'-' ... ..... 

.... 

-------== - -' - _ __.,...,==--- ~ - .:C.,,--

Declassified and approved for release by NSA on 07-09-2014 pursuantto E.O. 1352a 
, REF ID:A59321 30 November 1946 

INDEX TO FILE IN MR. FRIEDMAN'S OFFICE 

199 Albert, Adrian - Correspondence 

200 ... _ 201 

. , 

Albert, A. A. - Some Mathematical Aspects of C~yptography II II II II II fl II , 

202 

•-203 

N-»--204 

Arensburg, W. C. - Correspondence A. T. & T. Printing Telegraph Cipher Machine 

If fl 11 II II 

- I 

II 

III 

IV 

v 

VI 

205 

206 

\.. 207 

L 208 

" " II 

" 

fl 

II 

II 

fl 

II 

II 

" II 

II 

ti 

fl 

" v 209 Baudouin, Captain Roger - Elements of ~210 II II It II 

2111 Bazaries - Secret Ciphers Revealed ~-212 Brazilian Communications Systems 

" " fl 

II 

Crvptograpby 'fl II 

~213 Beaufort - Cryptography, A System of Secret Writing -#--214 Bedford System - Facsimile 

I 

II 

215 Bedfort System - Voice Scrambling -.e:::=:::-- 216 'i!:tll fgp t:b:e PraMs ,'15=J.pn of Gove;pameft'l5 Reeot ds 1 H~etel'y e'G 

217 Boucard, Robert - L'Aventure Les Secrets du Chiffre pp 1 & 2 

218 " " " " 11 11 pp 3 & 4 

222 

219 It 11 It 11 11 11 J'P 5 & 6 

220 If It fl If II If pp 7 & 8 

220.l Brigham, Clarence S - Correspondence 221 British - Practice Code for Training & Solution of Codes 

British Code Messages (1794), Solution of 

223 British on Potomac Code, Report of 

*-224 British Elementary Course 

225 British Field Ciphers "*'* 225.1 Burdick, Paul H. - Correspondence 

'*-226 Cable Communications, Security of ~-227 Candela ~-228 Censorship, 1918 ~-229 Chao, Y. R. - The Problem of the Three Logies, A Memorandum 

230 -Chesterfield Ciphe~ 

~-lt-231 Childs•, Lieut. Notes (Photostat Copy) Vol. ~ 

~'¥--- 232 11 " " " " Vol B ~233 II " fl n u Vol. 0 

"f--116.-234 n II n ,, '.' Vol. D *~-235 Childs, Lt. - Report on First AEF Field Code -¥~236 Ch+nese Material, Request for . '_-30.0.. - Christmas Cards 

it- 237 Ciphers and Cipher Keys - by a former Austrian Code .Officer ~ 238 Code Problem #1 , .. .aJ&i--239 Combat Code - ~ 2!\-0 Converters M-325, 228, 29~· 

"'I\!: "\r,~ .... ....._~~~'l-:.e-._-\\.\.l \o~~. '=i"'2.... i'\'1lt-\"n.~.!>.h .... ft~~~t. --.,.lli.~'S~ 

~>'l--~d-\o~.'=~· . ~--

"* \R'°'""S.""E:.~~t> 'To ~\=,t:\-1 .I\- - \ o ::Sf!\\.\ 'S -~~-------------------
240 .. 1 

241 

242 *- 242.1 243 

243.1 

244 

245 

246 

247 

247.1 

248 

\..- 249 

;If.*' 251 

252 

.. REF ID:A59321 

Correspondence General (Personal) 1925-1942 

Crank or Nut Correspondence 

Cryptanalytic Self Delusion, Illustrations of Cases of 

Cryptographic Blunders 

Cryptography, Talks and Lectures on 

Cryptographic Peculiarities of the German Languag~ 

Cryptotelephonology 

Daugherty-Miller Trial 

Definitions for Dictionary Devey~ Godfrey - The Science of Shorthand 

Dillenger Case 

Differential Primary Keys, Drafts of paper on 

Diplomatic Code, Early Double Transposition Cipher, Solution of - Message for 

British 

Drioton, Etienne - Essary on Private Cryptography of the 

end of the 18th Dynasty 

~- 253 · Elementa.:J?y Means of Transmission (Translation) 

t-254 English - F:J?equency Studies 

• 254.1 Emery, Walter - Cor:J?espondence 

*- $55 5.,"§i_RliP'! 

*--7.s~25 -:ltf--2 .l Fa~ F1nn1s Collection 

o u ons - Riverbanlt~~· 1="~ ~ 

_ Aa_ ,,_ -~ 

~ - 257 Friedman, W. F. - Analysis of a Mechanico - Electrical 

~258 

~ 

260 

.......... , 

*--261 

261.S262 

263 

".\t-264 

265 

266 ~-267 *. -267.4 *- 267.5 

268 

269 

~270 

-¥-- 271 

Cryptograph - I 

" " 4 i>J\• ~· bA- 1,,D .. ~~ .. J:aA "· ~~ J.Iclok I Friedman~ F. ·!·t~ugi:l'WOr~ o~nal-~e-:CTA":T .&T.). 

Friedman, ,.,, • F. - Technical Paper-Analysis of a P!'oblem 

in Enciphered Code 

go & ~s peclaration, (Made by personnel) 

erma.n Agent Material-Miscellaneous 

German Field Code - Albert Code 

German Codes & Ciphers, Miscellaneous Data. on-AEF 

German-A report on the Keyword System (Method used by the 

German.Foreign Office) 

GHQ-A6, Sample decoded and deciphered messages GHQ Papers, Miscellaneous G-2 A-6 

Goldsmith, Alfred N - World Communication 

Gylden, Yves - Swedish Code & Cipher Expert Gylden, Yves - Analysis of the Model 0-36 Cryptogra.ph from the V1evpp1nt of Cryptanalysis Gylden, Yves - Cryptologues italiens aux xve siecles 

Gylden, Yves - Histoire du decryptement 

Hagelin Cryptographer-Method for employing (M-209) 

Hagelin Reports 

~11\..........h.~ ... ..-..r.J. "\.:...{'\~-:,~.,,,.__, \O~J;-1.,;~ ~~~~~""'- 'T~~ '"!~~~":S"-:S -

· *" \t~"'.:t.\='2'~~'=:~ ""o e.i~~P\-l~ - \ c "teo..~ ~?... J '** ~ \a ~~·'ts'"A • 
I 

I 

~272 

l(e-273 

274 

275 ~277 

~278 

279 

·- 280 .tlfr:-281 

+-282 

"'" - 283 

*--283.5 

*--284 

*-285 

itf:-286 

·- 287 4(--287 .5 

~--288 

¥:.-289 

~ -290 

~-291 

¥-292 

..-293 

294 

Wr-295 

#-" 296 

297 

298 

~,QQ_.5 

#-" 01 

*°i;-302 

303 

.'f-304 

~-305 

*-306 

Jf:-307 

-M:--308 

'aol-;- 309 

REF ID:A59321 

High Speed Rotor 

Hill, Lester - Method of Matrix Substitution 

Hindu Conspiracy Case Ciphers Historical Data, Miscellaneous 

His tg;ry __ of. ... ~I -:8 

}ffstor.fJii'lS' = 

!iooker-,, 0. W. R. - The Jules Verne Cipher 

PL 86-36/50 USC 3605 

EO 3 . 3 ( h) ( 2 ) 

I.B.M. Coda.type-Model #4, Solution of 

" " " " " " " H 

Vol. I 

Vol. II 

Vol. III 

Indian Bureau Code Solution 

Indians, Use of, for Signal Communications 

Intelligence Tests 

Intercept Service during the World War 

Inter-Service Communications Board-Washington Com. Board 

Italian Diplomatic Codes 

Italian Cryptanalytic Section, Summary and Review\ of t.he 

Activities of the 

I. T. & T~ Printing Tele~raph Ciuher Machine - I 

" " "Ii lr " II 

I. T. & T. Cipher Machine, Principles of Solution of 

Cryptograms 

JAC Course, 

Japanese Army Fie~d Code 

Japanese Frequency Studies 

Johnson, Thomas M. ~ Sight Unseen 

Kevina P1s1n Text 

Locard, Edmond - Extracts ;:from Works of 

Lost Code, The 

Mac;hine 00""2., · 

Matsuyuki, Toshitada - A Bridge Type Speech Inverter 

Mendelsohn, Dr. Charles - Correspondence Mendelsohn - Papers & Clippings Military Cryptography of the Central Powers during the War 

of 1914-1918 (translation) Miscellaneous Articles 

Morgan, Capt. G. W. - Encipherment by Means of a Code-Book 

and an Additive Key' Morgan, Capt. G. W. - Theory an& An_.~lysis of a LetterSubtractor Machine # 

Navy MEtD0d of Solution of the Cylindrical Cipher Device 

CSP-448 . Naval Operations Bulletins 

**"~\"« .... ~ ...._~~~~~ ~C)~'S3 ~ 1'""-Ml.t..-k··· ,l.,""" ~'f.:.~-\.,..) \\) ts.it...\-.~"'L. '\ 

¥ \~~s~~~"-el) "'"~ c~~~-\~ - 'o :SP."' s ;2.., 
. 

. ,, . ... ... 

~ 310 

w.-310. l 

REF ID : A5 9.321 ' .. 

Naval Code F-3, The Compromising of 

Nyquist - Correspondence 

Ohaver, M. E. - Method of Solving Additive-Subtractive 

,.{)ystem on Enciphered Code 

311 

11/ft:--'j//. 0 

*-311.1 

~-312 

~~313 

-vvwr•-- ~' 't:>Eti"''-~C)"' - -~~~· F'~ W1 :L 

rt'Q--"---i2 .rl _._ ~-:5\"2.., 1'~·.h.~ C~G;W."\\\...~'t··~~'tt,:S<.:>\..>\\'\, 

Parker, Admiral S. V. - orresponaence ' - · J ~ 

~ -c::: 314 4'=~315 

• :-:-316 

..--317 

~318 

Photostatic Negatives -'i#=-~ '"l.. I '13e.i1rrece ... 1-1.1=-; /kirf!/.l~t..i 'VM. + 

Playfai:r Cipher, Traininl? Material,in Double - (I) ""' etr.:>fZoF,_A.!f~ II " w " " (II) 

+-"'!.\\,S 

" " II II If (III) 

II " II II II (IV) 

Portuguese Communications System Primary Components, Graphical Reconstruction of "TU\~ (:)'\r£~S15A~ -~· ~. ~'n.\1e~~e..°"\ 

319 Radio Intelligence--Intercept and Goniometry Service /n_ 

in the French Armies ~....,.,,.. *"'" 320 . 

-~ -::)' ~321 

322 

323 

Radio Pamphlets /VVo 

{=~~a~f c!:~~;~}~~1i~!te"!t~~i~43:!~4~ -~ .~ 'TM"--- ~ 1 

Robert's Report on Attack of Honolulu 

Russian Secret Writing of the 17th Century, Translation of the 

r.---324 Scrambling, Methods for the Automatic, of Speech .Jt:-325 Secret Correspondence not Written in Secret Inks 

Y32p Senate Investigation - Oil Lands 

v327 Shakespeare - Bacon Controverysy 4- ~~ Signal Intelligence Service, GHQ,, The Duties -r ... Officer-in-Charge of the of,f>he 

,-yt;O 

~ 

'7 /' 

{ ~~ ~--~~k~.r..+--R~e~o~~~~s~t~C~r~~t~·--~M~i~s~s~i~o~n.,..:;:.t~o~~~~ ~ Spanish ode, Solution o __ .......,. 

?ltr---330 Strip Ciphers, Indirect Method of Solution 

+-331 

331.1 

~331.5 

~-332 

333 

1'--334 

Tactical & Technical Trends 

Three X Case 

Telecrypto--Hagelin 

Trithemia.n Oath , 

Valerio, Translation of -- Methods of Cryptanalysis Vernam, G. S. - Cipher Printing Telegraph Systems for 

Secret Wire & Radio Telegraphic Communications 

d 

335 Viaris, Translation of -- The Art of Enciphering & Decipher- ing Secret Messages 

Waberski Cipher 

Wilkinson - Revolutionary Ciphers World War 

* ,..,..~~:~ @..~ S.A.· \~.J \o·~~ . ..:;.-a... * ~\A.~J ~ \ti (S)c.1. ~ '-

~ \ Rl'\'t\S: T'°'a.~'\t. 'G:.'i::> ~ e-. ~:SE'\- \~I , ..... ~ o. ......... '5 <:h~------------------
fl . 33~· C) 

~-339 

• i..-340 

341 

,.. ..... 

Yardley 

~~-~~~· Lecture - 1920 and Moorman Lecture 

Yardley's Office, Documents in cases sbored in Va~~t 

2742 which were a part of - ~ ~ -:t... rff"'-~ 

Zimmerman Note