Operation Regal
Subtitle: the Berlin Tunnel (S-CCO) [strikethrough]
Series: United States cryptologic history. Special series -- no. 4; United States cryptologic history -- no. 4
Publisher: National Security Agency/Central Security Service
Published: 1988
Place of publication: Fort George G. Meade, Md.
Language: eng
Number of pages: 29
Subjects: Cryptography; History
Other titles: Berlin Tunnel (S-CCO) [strikethrough]
Notes: Title from title screen (viewed Sept. 30, 2013).

Redacted.

Includes bibliographical references.