The National Cryptologic Museum at the National Security Administration in Maryland Anne Arundel County

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The National Cryptologic Museum at the National Security Administration in Maryland Anne Arundel County The Hebern Electronic Code Machine 1918

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Photo credit: © Michael Ventura / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: break, code, coding, conceal, cryptologic, cryptology, dc, devices, edward, hebern, history, machine, museum, mystery, national, spy, usa, wars, washington