The Shakespearean ciphers examined
Subtitle: an analysis of cryptographic systems used as evidence that some author other than William Shakespeare wrote the plays commonly attributed to him
By: by William F. Friedman & Elizabeth S. Friedman.
Contributors: Friedman, Elizebeth Smith, 1893-
Publisher: University Press
Published: 1957
Place of publication: Cambridge [Eng.]
Language: eng
Number of pages: 302
Subjects: Shakespeare, William, 1564-1616 -- Authorship; Ciphers