How to Write Codes and Send Secret Messages

Name: How to Write Codes and Send Secret Messages
Brand: Scholastic
SKU: ByrdShop_0590026062
Price: 59.58 USD
Availability: InStock

paperback – January 1, 1973

by Peterson, John Lawrence

$59.58 USD

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ISBN-13: 9780590026062 ISBN-10: 0590026062

Publisher

Scholastic

Binding

paperback

Published

January 1, 1973

Weight

0.2 lbs

Dimensions

0.00×0.00×0.00 cm

About this book

How to Write Codes and Send Secret Messages by Peterson, John Lawrence. paperback edition. ISBN: 9780590026062.

Explains how to write and decipher space codes, hidden word codes, and alphabet codes and gives formulas for invisible ink. Includes suggestions for delivering coded messages.