Title Codebreakers / Jonathan Hancock ; illustrated by Chris Mutter

Edition Reissued with new covers Published London : Hodder Children's Books, 1997

Copies

Location	Call no.	Vol.	Availability
W'PONDS CRC	652.8 Han/Cod		AVAILABLE

Description 124 pages : illustrations ; 20 cm Series Oxford paperback reference Oxford paperback reference. Notes Cover subtitle: How to make and break secret codes Bibliography Includes bibliographical references (pages [405]-412) Notes Available electronically to subscribing libraries at Oxford Reference Online Subject Ciphers -- Juvenile literature. Ciphers -- Problems, exercises, etc. -- Juvenile literature. Author Roud, Stephen. LC no. 2003283583 ISBN 0340693479

Other Titles Code breakers How to make and break secret codes

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