Hagelin coding and decoding machine used by the US Army

Made:
1942-1949 in United States
U.S

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U.S. Army Hagelin coding and decoding machine designated: "Converter-M-209-B", serial no. 17260

Details

Category:
Mathematics
Object Number:
1949-28
Materials:
brass, steel and complete
type:
cipher machine
credit:
Mr A.C. Banfield