1928

Report on the history of the use of codes and code language, the international telegraph regulations pertaining thereto, and bearing of this history on the Cortina report

United States. Delegation to the International radiotelegraph conference, Washington, D.C., 1927



 

1957

The Shakespearean ciphers examined : an analysis of cryptographic systems used as evidence that some author other than William Shakespeare wrote the plays commonly attributed to him

Friedman, William F. (William Frederick), 1891-1969.

Cambridge [Eng.] : University Press, 1957

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