A course in cryptanalysis.
Series: Cryptographic series : -- 33-34
Publisher: Aegean Park Press
Published: 1983
Place of publication: Laguna Hills, Calif
Language: eng
Subjects: Cryptography; Ciphers
Notes: "S. I. course, revised and enlarged, June, 1942".

Facsim. reprint of: Rev. and enl. ed., 1942.
Table of contents: value: v. 1. Explanatory text and short exercises; value: v. 2. Figures and cipher texts.