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Author Barber, Nicola.

Title Who broke the wartime codes? / Nicola Barber.

Publication Info. Chicago, Illinois : Heinemann Library, [2014]
©2014

Copies

Location Call No. Status
 Colchester, Cragin Memorial Library - Children's Department  J 940.54 BAR    Check Shelf
Description 64 pages : illustrations : 24 cm.
Series Primary source detectives
Primary source detectives.
Bibliography Includes bibliographical references (pages 62-63) and index.
Contents A daring raid -- What were wartime codes? -- Who wanted to break them? -- What sort of people were they? -- What did they do to break the codes? -- Who used the information they found? -- What happened to the code-breakers after the war? -- Why was their work significant?
Study Program Accelerated Reader AR MG 8.0 2.0 166989.
Subject World War, 1939-1945 -- Cryptography -- Juvenile literature.
World War, 1939-1945 -- Electronic intelligence -- United States -- Juvenile literature.
World War, 1939-1945 -- Electronic intelligence -- Great Britain -- Juvenile literature.
Cryptographers -- United States -- History -- 20th century.
Cryptographers -- Great Britain -- History -- 20th century.
Cryptography -- United States -- History -- 20th century -- Juvenile literature.
Cryptography -- Great Britain -- History -- 20th century -- Juvenile literature.
Genre/Form History. (OCoLC)fst01411628
Juvenile works. (OCoLC)fst01411637
Subject World War (1939-1945) (OCoLC)fst01180924
Cryptographers. (OCoLC)fst00884550
Cryptography. (OCoLC)fst00884552
Electronic intelligence. (OCoLC)fst00907316
Great Britain. (OCoLC)fst01204623
United States. (OCoLC)fst01204155
Chronological Term 1900 - 1999
ISBN 9781432996062 (hb)
1432996061 (hb)
9781432996130 (pb)
1432996134 (pb)
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