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# Friedman Documents

HomeHelpful LinksNSA FOIADeclassification & Transparency InitiativesHistorical ReleasesFriedman-DocumentsCorrespondence

## **Correspondence, Memoranda, and Personnel File Records**

 (Folder ID: ACC35864) Correspondence Between Friedman, W. Preston Corderman (Brigadier General, USA), and Sir Edward Travis, GCHQ, 1943-1949 

 (Folder ID: ACC35865) Correspondence Between Friedman and Brigadier John H. Tiltman, UK Regarding Tiltman's Advancement to Brigadier, Converter M-228, Friedman Flight from Prestwick to New York In 1945, Enigma Operations In 1943, Japanese Codes, Friedman Visit to England In 1943, List of Publications Dealing with Cryptanalysis and Cryptography, Tiltman Visit to Washington In 1942, Translation of Baudoin's Book, and Hittite Hieroglyphics, 1941-1945 

 (Folder ID: ACC37442) Memoranda, Correspondence, and Reports Related to William Friedman's Retirement from the NSA and Reemployment after Retirement, 1955-1957 

 (Folder ID: ACC39301) Correspondence Between NSA, the Army Security Agency (ASA), and William Friedman Concerning the Re-Classification of Cryptanalysis Articles Written by Friedman, 1957-1958 

 (Folder ID: ACC4053) Correspondence Found by William Friedman In 1947. the Correspondence Is Between Colonel Mauborgne and George Fabyan (1917-1919) Which Was Forwarded by Fabyan to Brigadier General M. Churchill (1919), Director of Military Intelligence. Subject of Correspondence Covers the at and T Cipher Machine, Riverbank Laboratories, and Running Key Ciphers. Friedman Inserted Margin Notes Commenting on Content, 1919-1947 

 (Folder ID: ACC4124) Correspondence, Regarding Goniometry, Friedman Codes, Ciphers, Secret Inks, and Radio Interception, 1930 

 (Folder ID: ACC4281) A Pioneer In Cryptology: the Genius Who Built the Purple Machine-William F. Friedman, 1970 

 (Folder ID: ACC4282) Correspondence Related to Classification of Material Received from Friedman's Residence In 1958, 1958-1959 

 (Folder ID: ACC46131) Correspondence Concerning the Demise of Yardley's American Black Chamber, 1950 

 (Folder ID: ACC47111) Copies of Friedman-Hagelin Correspondence, 1943-1969 

 (Folder ID: ACC47952) Slide, Photographic Negative, and Photographic Prints of the Conference with Friedman, Tiltman, and Cooper, 1963 

 (Folder ID: ACC48394) Photograph of Mark Rhoads and William Friedman, 1950 and Photocopy Excerpt of Armed Services Agency (ASA) Review on Mark Rhoads' Retirement, 1952. Mark Rhodes Was A First Lieutenant In the Signal Corps and Was the First Student of the Signal Intelligence School In 1931. He Became One of Friedman's Proteges, 1950-1952 

 (Folder ID: ACC49000) US Senate Report of Proceedings Hearing Held Before the Subcommittee on Patents, Trade-Marks and Copyrights, of the Committee on the Judiciary, H.R. 2068 on the Relief for William Friedman, 1956 

 (Folder ID: ACC50343) Memorandum from Friedman to Mr. David A. Salmon, Chief of Communications and Records Division, Department of State Regarding Cryptographic Security of Codatype Cipher Machine, 18 September 1937. Includes Worksheets Used to Analyze Data from State Department Communications, 1937 

 (Folder ID: ACC50344) Correspondence and Worksheets Regarding the Decoding of American Indian Messages Which Friedman Passed to the US Senate Committee, 1926-1929 

 (Folder ID: ACC50345) Letter from Friedman to Frank Rowlett: German Decodes of Five Messages, 13 August 1945 

 (Folder ID: ACC50347) Letter from Boris Hagelin to William and Elizebeth Friedman, 23 December 1953 

 (Folder ID: ACC8833) Correspondence Between Friedman and William P. Bundy Regarding the Closure of the Black Chamber, 1950-1951 

 (Folder ID: ACC9002) Correspondence Between Friedman and Mendelsohn Regarding ADFGVX Cipher, 1935-1936. 

 (Folder ID: ACC9407) Correspondence and Working Notes Related to A Bill Before Congress for the Relief of William Friedman, 1936-1956 

 (Folder ID: FOLDER 001) Memoranda, Job Descriptions, and A Narrative History on Friedman's Contributions to Communications Security (COMSEC) and Communications Intelligence (COMINT), 1939-1954-for Diary Index See Folder 497 

 (Folder ID: FOLDER 002) Diary, William F. Friedman, US Military Attach?, American Embassy, London, England, 23 April 1943-12 June 1943-for Diary Index See Folder 497 

 (Folder ID: FOLDER 003) Diary, William F. Friedman, 1946, Temporary Duty Assignment to Europe-for Diary Index See Folder 497 

 (Folder ID: FOLDER 004) Travel Orders, Vouchers, Receipts, Itineraries, Reports, and Personal Correspondence for Temporary Duty Assignment to France, Germany, and England (16 November-3 December 1951) and Stockholm and Europe (14 July-14 September 1945) 

 (Folder ID: FOLDER 005) Appointment Book, William Friedman, 1954-1955 

 (Folder ID: FOLDER 008) Administrative Files, Index to Friedman Files and Technical Papers, Job Descriptions and Position Surveys, 1946-1953 

 (Folder ID: FOLDER 009) Memorandum, Regarding Medal for Merit Recommendation for Friedman, 21 December 1945 (Copy) 

 (Folder ID: FOLDER 010) Administrative Files, Armed Forces Security Agency Human Resources Policies, Procedures, Job Descriptions, Requests for Personnel Actions Specific to Friedman, 1951-1953 

 (Folder ID: FOLDER 011) Correspondence and Memoranda, Signals Intelligence Services (SIS) Photography and Motion Picture Activities, 1944-1946 

 (Folder ID: FOLDER 013) Administrative File, Correspondence and Memoranda, 1919-1937 (2 Folders) 

 (Folder ID: FOLDER 014) Administrative File, Correspondence and Memoranda, 1938-1942 (2 Folders) 

 (Folder ID: FOLDER 015) Administrative File, Correspondence and Memoranda, 1943-1955 

 (Folder ID: FOLDER 016) Correspondence, Request for Historical Documents, 1949-1951 

 (Folder ID: FOLDER 017) Correspondence, Agenda, Meeting Minutes, National Security Agency Scientific Advisory Board, 1955 

 (Folder ID: FOLDER 026) Correspondence, Notes and Inventories, 1959-1960 

 (Folder ID: FOLDER 027) Miscellaneous Memoranda and Transmittals, 1958-1960 

 (Folder ID: FOLDER 028) Outgoing Correspondence, January-December 1952 

 (Folder ID: FOLDER 029) Correspondence and Memoranda, January-December 1953 

 (Folder ID: FOLDER 030) Correspondence and Memoranda, January-December 1954 (2 Folders) 

 (Folder ID: FOLDER 031) Correspondence and Memoranda, 1955 

 (Folder ID: FOLDER 032) Correspondence and Memoranda, 1955 

 (Folder ID: FOLDER 033) Correspondence, 1955 

 (Folder ID: FOLDER 034) Agency Policies, File Inventory, and Mail Log, 1953 

 (Folder ID: FOLDER 035) Daily Log, 1954 

 (Folder ID: FOLDER 036) Daily Log, 1955 

 (Folder ID: FOLDER 037) Miscellaneous Memoranda, Transmittals, and Mail Log, 1951-1953 (2 Folders) 

 (Folder ID: FOLDER 038) Memoranda Drafts, Department of Defense and NSA Personnel Issues, 1954 

 (Folder ID: FOLDER 056) Memorandum on the Duties of the Chief Signal Officer, Army Regulation 105-5, Budget Estimates, and the Signals Intelligence Service, 1939 

 (Folder ID: FOLDER 094) Memorandum and Pamphlet Related to Government Incentives, Awards and Rewards Program; Memorandum Concerning A Bill for the Relief of William F. Friedman, Patent Matters, 1952-1954 

 (Folder ID: FOLDER 095) Memoranda and Correspondence Related to A Private Bill for the Relief of William F. Friedman (Patent Matters), 1930-1955 

 (Folder ID: FOLDER 105) Staff Study Memorandum Pertaining to the Modification of the SIGROD Plan to Implement the Combined Cipher Machine and Friedman's Nonconcurrence for Action, 1946-1947 

 (Folder ID: FOLDER 108) Friedman-Hagelin Correspondence File, 1957-1958 (2 Folders) 

 (Folder ID: FOLDER 117) Report of Visits Including Drafts and Other Related Correspondence, 1954-1955 

 (Folder ID: FOLDER 144) NSA Correspondence Signed by the Director, 1960-1961 

 (Folder ID: FOLDER 150) Communications Security (COMSEC) Officers Conference, 1952; Letter of Appreciation from Canine, 1952 

 (Folder ID: FOLDER 152) Lectures to Army Security Agency (ASA) School, Carlisle and Miscellaneous Correspondence, 1941-1955 

 (Folder ID: FOLDER 153) Address by Vanneuar Bush to the American Association for the Advancement of Science, 1954 

 (Folder ID: FOLDER 190) Standard Regents and Diagnostician's Dictionary, I.J. Good, 1954 

 (Folder ID: FOLDER 195) Memoranda Regarding Professor S.S. Wilks (Chairman, Mathematical Panel, NSA Scientific Advisory Board) Report on His Visit to GCHQ In September 1954 and Discussions on Qualifications and Testing of Analysts for Cryptographic Positions at the Agency, 1954-1955 

 (Folder ID: FOLDER 364) Friedman Correspondence File, Arranged Alphabetically by Last Name, A-G, 1943-1954 

 (Folder ID: FOLDER 365) Friedman Correspondence File, Arranged Alphabetically by Last Name, H-O, 1942-1954 

 (Folder ID: FOLDER 366) Friedman Correspondence File, Arranged Alphabetically by Last Name, P-S, 1943-1954 

 (Folder ID: FOLDER 367) Friedman Correspondence File, Arranged Alphabetically by Last Name, T-Z, 1943-1955 

 (Folder ID: FOLDER 368) Correspondence Between General G.B. Erskine (Assistant to the Secretary of Defense) and David Kahn (New York Cipher Society), 1955 

 (Folder ID: FOLDER 390) Correspondence, Loan of Riverbank Laboratory Publications to Army Security Agency (ASA) Library, and NSA Regulation for Nomenclature System for Communications Security Materials, 1951-1954 

 (Folder ID: FOLDER 396) Joint Chiefs of Staff Memoranda Addenda for Joint Publications Received by the Adjutant General, 1951-1953 

 (Folder ID: FOLDER 401) Joint Chiefs of Staff Memoranda Addenda for Joint Publications on File with the Armed Forces Security Agency (AFSA) Secretariat, 1949-1951 

 (Folder ID: FOLDER 411) Memoranda and Reports Relating to Civilian Personnel Grade Limitations Including Work Load Statistics and Graphs of Army Security Agency (ASA) and Armed Forces Security Agency (AFSA) Civilian Personnel, 1949-1952 

 (Folder ID: FOLDER 412) Memoranda, Correspondence Related to the Bill for the Relief of William Friedman, A17a-Friedman, 1951-1954 

 (Folder ID: FOLDER 435) Instructions and Keys for Friedman's Safe, 1955, Correspondence Related to the Translation of French Publications, 1950-1955 

 (Folder ID: FOLDER 436) Armed Forces Security Agency (AFSA), Oot File List Inventory, 1950 

 (Folder ID: FOLDER 455) Correspondence Between Friedman and Denniston-Baudouin, 1942-1944 

 (Folder ID: FOLDER 458) Memoranda, Reports, Regulations, and Working Notes Related to General War Department Publications and Recognition of Authorship of War Department Technical Publications. 1942-1950 

 (Folder ID: FOLDER 464) Friedman Trip to England Miscellaneous Notes, 1943 

 (Folder ID: FOLDER 470) Messages and Correspondence with State Department Regarding Collaboration Between Army Cryptologic Service and State Department Sites Worldwide, 1943-1948 

 (Folder ID: FOLDER 490) Correspondence with Riverbank Laboratory, 1919 

 (Folder ID: FOLDER 492) Hall Herald, William Friedman Receiving the Medal for Merit, 1946 

 (Folder ID: FOLDER 493) Bidwell-Friedman Correspondence, 1954 

 (Folder ID: FOLDER 495) Messages to the Military Intelligence Division, G-2, War Department, General Staff from the American Embassy, London, May 1943 

 (Folder ID: FOLDER 496) Post-War Development Work on Ciphering Devices by Boris Hagelin, 1951; Hagelin Documents, Correspondence, 1950-1956 

 (Folder ID: FOLDER 497) Personalities, Abbreviations, and Terms Index for the 1943 and 1946 Diaries, on 3 X 5 Cards, No Date (This Index Was Created In the Course of Writing an Article for the Summer-Fall 1982 Issue of Cryptologic Quarterly Which Featured the 1943 Diary) 

 (Folder ID: FOLDER 510) Friedman's Memo to Colonel Corderman Regarding Preliminary Report of Trip to England, 9 July 1943 

Folder ID: (FOLDER 518) - Folder not releasable

 (Folder ID: FOLDER 522) Letter to Library of Congress Regarding Cave Beck's the Universal Character, 1950 

 (Folder ID: FOLDER 529) Friedman's Recommendations for Legion of Merit and Medal for Merit Awards, 1943 

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