Fun with Secret Writing (Dover Children's Activity Books)
Type
Book
Authors
ISBN 10
0486420981
ISBN 13
9780486420981
Category
Unknown
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Publication Year
2002
Publisher
Pages
64
Description
Fascinating, easy-to-understand book for would-be cryptanalysts of all ages teaches how to invent and decipher a host of codes and secret messages, including the "Moving Ahead" cipher used by Julius Caesar; dots and pinpricks, as used by the secret Rosicrucian society; and even a system used by Sherlock Holmes. 14 black-and-white illustrations. - from Amzon
Number of Copies
1
