Codebreakers : Images of the national archives /

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Bibliographic Details
Author / Creator:Twigge, Stephen Robert, 1962- author.
Imprint:Yorkshire ; Philadelphia : Pen & Sword History, an imprint of Pen & Sword Books Ltd, 2020.
©2020
Description:1 online resource : illustrations
Language:English
Subject:World War, 1939-1945 -- Cryptography.
World War, 1939-1945 -- Secret service -- Great Britain.
World War, 1939-1945 -- Electronic intelligence -- Great Britain.
Intelligence service -- Great Britain -- History.
Cryptography.
Electronic intelligence.
Intelligence service.
Secret service.
Great Britain.
Electronic books.
History.
Format: E-Resource Book
URL for this record:http://pi.lib.uchicago.edu/1001/cat/bib/12591631
Hidden Bibliographic Details
Varying Form of Title:Images of the national archives
ISBN:9781526730831
1526730839
9781526730817
1526730812
9781526730800
1526730804
Notes:Includes bibliographical references and index.
Description based on online resource; title from digital title page (viewed on May 20, 2020).
Other form:Original 1526730804 9781526730800