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W.F.F. Archive
Patent and Equipment Records
Memoranda and Reports Regarding A Cipher Teleprinter, 1947-1950
Call Memo for Captain Dyer and Major Sullivan
Document A4148844
78.9 KiB
PDF
Memo Routing Slip on System
Document A4148845
26.44 KiB
PDF
Numbered Cipher Codes
Document A4148848
2.07 MiB
PDF
the Hagelin-Gretener Cipher Teleprinter
Document A4148846
348.73 KiB
PDF
the Hagelin-Gretener Cipher Teleprinter
Document A4148847
313.96 KiB
PDF
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