Military cryptography.
Contributors: George Fabyan Collection (Library of Congress)
Published: 1913
Language: eng
Number of pages: 102
Subjects: Cryptography.; Ciphers.; World War, 1914-1918 -- Cryptography.; Military intelligence -- United States.
Notes: 40 leaves of typescript and 102 pages of printed text. The printed material is 13 articles excised from what appears to be papers read at conferences at the Army Signal School, Fort Leavenworth, Kan.