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The reader of gentlemen's mail [electronic resource] : Herbert O. Yardley and the birth of American codebreaking / David Kahn.

By: Kahn, David, 1930-.
Contributor(s): ebrary, Inc.
Publisher: New Haven : Yale University Press, c2004Description: xxi, 318 p. : ill. ; 25 cm.Subject(s): Yardley, Herbert O. (Herbert Osborn), 1889-1958 | Cryptographers -- United States -- Biography | World War, 1914-1918 -- CryptographyGenre/Form: Electronic books.DDC classification: 940.4/8673/092 | B Online resources: An electronic book accessible through the World Wide Web; click to view

Includes bibliographical references (p. 291-304) and index.

TSLHHL

Electronic reproduction. Palo Alto, Calif. : ebrary, 2009. Available via World Wide Web. Access may be limited to ebrary affiliated libraries.