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  (4 items found)
Title Author / Artist Prod Type ISBN/ISBN-13
or UPC		 Pub
Date		 Price
Masked Dispatches: Cryptograms and Cryptology in American History, 1775-1900History, Center for CryptologicPaperback1478356278 /
9781478356271		08/2012$27.53
Masked Dispatches: Cryptograms and Cryptology in American History, 1775-1900Weber, Ralph E.Paperback1780390084 /
9781780390086		01/2011$28.45
United States Diplomatic Codes and Ciphers, 1775-1938Weber, Ralph E.Hardcover0913750204 /
9780913750209		01/1985$168.30
United States Diplomatic Codes and Ciphers, 1775-1938Weber, Ralph E.Paperback1412814863 /
9781412814867		11/2010$71.27
  (4 items found)