Reports on Breaking German Ciphers

United States A List of Cryptographic Terms in Use With the Abwehr and the Sicherheitsdienst (21 pages)
United States An Insecure Use of the Hagelin Cryptograph Leading to the Discovery of Messages in Depth and the Reconstruciton of Base Settings -- NEA (12 pages) November 20, 1944
United States A Statistical Method for Analyzing Certain Types of Flags Applicable to Tunny and Hagelin Systems (13 pages) March 1, 1944
United States Cipher Teleprinter Regulations (SFV) for the Wehrmacht after 1 Decemeber 1942 (43 pages) November 20, 1944
United States Comparison of our "003" type of "Bombe" with the rotary type. (5 pages) March 29, 1944
United States Halle (Saale) January 1940 (The "Hell" Field Typewriter) (7 pages) January 1, 1940
United States Heeres Signal Tafel (German Army Signal Tables) (15 pages)
United States Intercept Information - German Radio Operations (55 pages) October 19, 1943
United States Outline of Procedure for Solution of German Meteorological Cipher (29 pages) September 26, 1942
United States Request for "Eggs" Catalogue (21 pages) February 10, 1944
United States Signale für Wettermeldungen (Signals for Weather Reports) (6 pages)
United States Special German Diplomatic Net (32 pages) March 12, 1945
United States The Arlington Dudbuster (29 pages) January 5, 1945
United States The Modified Horizontal-Vertical Method (13 pages) May 1, 1944
United States The Setting Rotor (19 pages) August 9, 1945
Great Britain Three Letter German Army Code Section (101 pages)
United States First Fish Report (3 pages) May 31, 1944
United States Second Fish Report (3 pages) June 28, 1944
United States Third Fish Report (1 pages) July 15, 1944
United States Fourth Fish Report (2 pages) July 31, 1944
United States Fifth Fish Report (2 pages) August 15, 1944
United States Sixth Fish Report (1 pages) August 31, 1944
United States Seventh Fish Report (2 pages) September 12, 1944
United States Eighth Fish Report (2 pages) September 30, 1944
United States Ninth Fish Report (2 pages) October 14, 1944
United States Tenth Fish Report (4 pages) October 31, 1944
United States Eleventh Fish Report (1 pages) November 15, 1944
United States Twelfth Fish Report (1 pages) November 20, 1944
United States Thirteenth Fish Report (1 pages) December 31, 1944
United States Fourteenth Fish Report (1 pages) January 15, 1945
United States Fourteenth Fish Report (1 pages) February 1, 1945
United States Fish Notes - Report 5 (3 pages) March 18, 1944
United States Fish Notes - Report 101 (7 pages) October 14, 1944
United States Fish Notes - Report 102 (8 pages) October 18, 1944
United States Fish Notes - Report 103 (37 pages) October 19, 1944
United States Fish Notes - Report 105 (13 pages) October 25, 1944
United States Fish Notes - Report 106 (4 pages) October 28, 1944
United States Fish Notes - Report 107 (1 pages) October 29, 1944
United States Fish Notes - Report 108 (1 pages) November 1, 1944
United States Fish Notes - Report 108 (9 pages) November 2, 1944
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