The reader of gentlemen's mail Herbert O. Yardley and the birth of American codebreaking /
Kahn, David, 1930-
The reader of gentlemen's mail Herbert O. Yardley and the birth of American codebreaking / [electronic resource] : David Kahn. - New Haven : Yale University Press, c2004. - xxi, 318 p. : ill.
Includes bibliographical references (p. 291-304) and index.
Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries.
Yardley, Herbert O. 1889-1958.
Cryptographers--United States--Biography.
World War, 1914-1918--Cryptography.
Electronic books.
UB271.U52 / Y374 2004
940.4/8673/092 B
The reader of gentlemen's mail Herbert O. Yardley and the birth of American codebreaking / [electronic resource] : David Kahn. - New Haven : Yale University Press, c2004. - xxi, 318 p. : ill.
Includes bibliographical references (p. 291-304) and index.
Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries.
Yardley, Herbert O. 1889-1958.
Cryptographers--United States--Biography.
World War, 1914-1918--Cryptography.
Electronic books.
UB271.U52 / Y374 2004
940.4/8673/092 B