The Riverbank publications
By: by William F. Friedman.
Series: Cryptographic series
Publisher: Aegean Park Press
Published: 1979
Place of publication: Laguna Hils, Calif
Language: eng
Subjects: Cryptography; Ciphers
Notes: Cover title.

Reprints of Publications no. 15-22, originally published by Riverbank Laboratories, Geneva, Ill., 1917-1922.

Includes bibliographies.