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  • The history of codes and ciphers in the United States during World War I / edited by Wayne G. Barker

Book
CID:
  • 29373
Date:
  • 1979
Publication Information:
  • Aegean Park Press
Call Number:
  • Z104 .H61 1979
Physical Description:
  • 263 p. : ill. 28 cm.
Subjects TXT:
  • Ciphers.Cryptography.
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