Elementary cryptanalysis
Subtitle: a study of ciphers and their solution ...
By: Sponsored by American cryptogram association
Publisher: American Photographic Publishing co.
Published: 1939
Place of publication: Boston
Language: eng
Number of pages: 230
Subjects: Cryptography; Ciphers
Notes: First edition. Galland, p. 72.

Library of the American Cryptogram Association (George C. Lamb Collection).