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1. Top secret: a handbook of codes, ciphers, and secret writing

Book cover for "Top secret"
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Author:
Janeczko, Paul B.
Average Rating:
4 stars
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Duraleigh Road - Childrens Non-Fiction
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Holly Springs Community - Childrens Non-Fiction
J652.8 JANEC
Oberlin Regional - Childrens Non-Fiction has 2
J652.8 JANEC
Description:
Presents a guide to codemaking, codebreaking, and their role in history, describing different types of codes and ciphers, discussing codebreaking and concealment techniques, and including brief stories about exciting moments in the history of the art.