The history of codes and ciphers in the United States during World War I
By: edited by Wayne G. Barker.
Contributors: Barker, Wayne G.; United States. Army Security Agency. Historical Section
Series: A cryptographic sereis ;; 21
Publisher: Aegean Park Press
Published: 1979
Place of publication: Laguna Beach, Calif
Language: eng
Number of pages: 263
Subjects: World War, 1914-1918 -- Cryptography.
Notes: Includes bibliographical references and index.
This book was prepared in 1946 by the Historical Section of the Army Security Agency, Washington, D.C.