The Usborne book of secret codes
O'Brien, Eileen1997
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The Usborne Book of Secret Codes features all kinds of codes and secret writing to learn, gadgets that young readers can make for coding and decoding messages and hints on how to pass top secret information without it being intercepted.
Main title:
The Usborne book of secret codes / Eileen O'Brien and Diana Riddell ; edited by Fiona Watt and Cheryl Evans ; illustrated by Mark Watkinson ; photographs by Howard Allman.
Imprint:
London : Usborne, 1997.
Collation:
32p. : col. ill. ; 25 cm.
Notes:
Spine title: Secret Codes.Spine title: Secret codes.
ISBN:
07460232940746023308 (hbk)97807460232979780746023303
Dewey class:
652.8
Local class:
652.8652
Language:
English
Added title:
Index terms:
CodesCODES
BRN:
277392