Code and Cipher Chapter of Draft Mid History Covering Peacetime Years (1919-1941); Friedman/Bidwell Correspondence

Document A72894

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Collaboration with the British In the Communication Intelligence Field; Friedman Letter to Colonel Bidwell

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Comments on "Codes And Ciphers," Pp. 136-159; Bidwell/Robinett Correspondence

Document A72900

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Comments on Draft of "History Of The Military Intelligence Division, Department Of The Army General Staff (Part Three); Frost/Smith Correspondence

Document A72898

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Draft Copy of "History Of The Military Intelligence Division, Department Of The Army General Staff"; Codes and Ciphers

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History of the Military Intelligence Division, Department of the Army General Staff; Friedman/Frost Correspondence

Document A72896

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