The Ultra secret / F. W. Winterbotham.

Author/Creator:

Winterbotham, F. W. (Frederick William), 1897-1990.

Edition:

1st U.S. ed.

Publication:

New York : Harper & Row, c1974.

Format/Description:

Book
xiii, 199 p. ; 22 cm.

Subjects:

World War, 1939-1945 -- Cryptography.
World War, 1939-1945 -- Secret Service -- Great Britain.
World War, 1939-1945 -- Personal narratives, English.
Winterbotham, F. W. (Frederick William), 1897-1990.

ISBN:

0060146788 :

OCLC:

1075737

Online:

Online access from HathiTrust during COVID-19 — only for students, active faculty, and permanent staff
http://catalog.hathitrust.org/api/volumes/oclc/1075737.html

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