Codes, Ciphers and Secret Writing
Edición de la obra Codes, Ciphers and Secret Writing
| Autor | Martin Gardner |
|---|---|
| Editorial | Dover Publications, Incorporated |
| Fecha de publicación | 2013 |
| Idioma | inglés |
| ISBN-13 | 9780486320311 |
| Número de Cutter | G227c |
Explains in simple terms how to encode and decode messages in various ciphers, describes coding machines, and gives formulas for invisible ink.