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Bibframe Work

Title
Several machine ciphers and methods for their solution Several machine ciphers and methods for their solution ...
Type
Text
Subject
Ciphers.
Language
English
Classification
LCC: Z104 .F92 (Source: dlc)
Identified By
Lccn: 30009074
Authorized Access Point
Friedman, William F. (William Frederick), 1891-1969. Several machine ciphers and methods for their solution ..
Authorized Access Point Variant
George Fabyan Collection (Library of Congress) Several machine ciphers and methods for their solution ..