Codes, Ciphers and Secret Writing (Test Your Code Breaking...

Cover Type: Paperback with 96 pages
Published by: Dover Publications October 1, 1984
Written in: English
ISBN 10 Number: 0486247619
ISBN 13 Number: 978-0486247618
Book Dimensions: 8.3 x 5.3 x 0.3 inches
Weighs: 4.8 ounces <a href="http://www.amazon.com/gp/help/seller/shipping.html/105-0565677-4945218?ie=UTF8&asin=0486247619&amp;seller=ATVPDKIK">

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	Codes, Ciphers and Secret Writing (Test Your Code Breaking...
	by Martin Gardner Sales Rank: 236749	$4.95 At Amazon on 10-10-2008.

*Features* Cover Type: Paperback with 96 pages Published by: Dover Publications October 1, 1984 Written in: English ISBN 10 Number: 0486247619 ISBN 13 Number: 978-0486247618 Book Dimensions: 8.3 x 5.3 x 0.3 inches Weighs: 4.8 ounces *Product Description* Experiment with cryptography — the science of secret writing. Cipher and decipher codes: transposition and polyalphabetical ciphers, famous codes, typewriter and telephone codes, codes that use playing cards, knots, and swizzle stickseven invisible writing and sending messages through outer space. Hours of intrigue and challenge. 45 diagrams. *Reader Reviews* This is a great reference of basic codes. Excellent explanations, examples. Don't expect anything too intense, and you won't be disappointed. Back To Top
Codes, Ciphers and Secret Writing (Test Your Code Breaking... ~~List Price: $4.95~~ Available from Amazon Price: $4.95 Updated on 10-10-2008.

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