Fun with Secret Writing
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Book 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.
Book Information
Publisher | Dover Publications |
Binding | Paperback |
Reading Level | Ages 4-8 |
# of Pages | 64 |
ISBN-10 | 0486420981 |
ISBN-13 | 978-0486420981 |
Publication Date | 05/17/2002 |
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