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Files W.F.F. Archive Patent and Equipment Records Memoranda and Reports Related to Policies on the Use of SIGABA/ECM (Electric Ciphering Machines), 1943-1950
AFSA Publications
Document A273807
30.54 KiB
PDF
Combined British-U.S. Cypher Machine
Document A2436078
197.21 KiB
PDF
Combined Communications Machines: Proposed Draft of Report to JCS-Based on Admiral Stone's Paper
Document A2436019
485.19 KiB
PDF
Exchange of Japanese, Italian, and German Cryptographic Information Between the U.S. and Great Britain
Document A2436113
134.9 KiB
PDF
Handwritten Note Regarding the CCM
Document A2436130
40.35 KiB
PDF
Issue of 131-A-1 and M-228 Equipment
Document A2436014
99.1 KiB
PDF
Joint Communications-Electronics Committee Security and Cryptographic Panel Replacement of the Present Combined Cipher Machine
Document A2436022
312.53 KiB
PDF
Joint U.S. and British Cryptographic Systems
Document A2436104
53.87 KiB
PDF
Listing of Papers Relative to CCM
Document A272500
104.32 KiB
PDF
Memo Routing Slip: SIGABA
Document A2436121
29.26 KiB
PDF
Memorandum for DIRAFSA: BCM
Document A2436073
161.99 KiB
PDF
Questions About the BCM (CSP 3800) Which the British May Ask, and Answers Thereto
Document A2436088
88.3 KiB
PDF
Questions About the BCM (CSP 3800a) Which the British May Ask, and Answers Thereto
Document A2436084
83.58 KiB
PDF
Questions In Connection with the BCM (CSP 3800) Referred to Director AFSA for Decision
Document A2436091
32.85 KiB
PDF
Replacement of Present Combined Cipher Machine (CCM)
Document A272454
65.43 KiB
PDF
Replacement of the "Combined Cipher Machine (CCM)
Document A2436048
441.2 KiB
PDF
Replacement of the CCM
Document A2436126
127.77 KiB
PDF
Replacement of the Present Combined Cipher Machine
Document A2436010
424.51 KiB
PDF
Replacement of the Present Combined Cipher Machine
Document A2436012
215.61 KiB
PDF
Replacement of the Present Combined Cipher Machine
Document A2436013
421.85 KiB
PDF
Replacement of the Present Combined Cipher Machine
Document A2436098
231.32 KiB
PDF
Replacement of the Present Combined Cipher Machine
Document A272456
50.4 KiB
PDF
Replacement of the Present Combined Cipher Machine
Document A273805
42.85 KiB
PDF
Replacement of the Present Combined Cipher Machine (CCM)
Document A2435986
651.35 KiB
PDF
Report by the Armed Forces Security Agency Council to the Joint Chiefs of Staff on Replacement of the Present Combined Cipher Machines (CCM)
Document A2436046
524.04 KiB
PDF
Report by the Joint Communications-Electronics Committee to the Joint Chiefs of Staff on Replacement of the Present Combined Cipher Machine
Document A2436032
209.93 KiB
PDF
SIGABA/ECM: Replacement of the Present Combined Cipher Machine
Document A2437290
402.05 KiB
PDF
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