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Fun with Secret Writing
     

Fun with Secret Writing

by Geoffrey Lamb
 

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.

Overview

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.

Product Details

ISBN-13:
9780486420981
Publisher:
Dover Publications
Publication date:
05/17/2002
Series:
Dover Children's Activity Books Series
Pages:
64
Product dimensions:
5.36(w) x 8.42(h) x 0.22(d)
Age Range:
9 - 12 Years

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