The origin and development of the Army Security Agency, 1917-1947.
Contributors: United States. Army Security Agency.
Series: A cryptographic series ;; 16
Publisher: Aegean Park Press
Published: 1978
Place of publication: Laguna Hills, Calif
Language: eng
Number of pages: 51
Subjects: United States. Army Security Agency -- History.; Cryptography -- United States -- History -- 20th century.
Notes: A classified lecture given at the Army Security Agency in March 1948, declassified 25 July 1975.
Includes indexes.