Publisher's Synopsis
Explains how to use secret codes, including Morse, Caesar's, Sandwich, Rosicrucian, and others, as well as how to send hidden messages using invisi ink, how to take fingerprints, and other tricks and techniques.
Writing Secret Codes and Sending Hidden Messages
Paperback
Not available for sale
Includes delivery to the United States
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Book information
| ISBN: | 9780806963068 |
| Publisher: | Sterling Publishing |
| Imprint: | Sterling Publishing |
| Language: | English |
| Number of pages: | 127 |
| Weight: | -1g |
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