Codes: how to make them and break them
Poskitt, Kjartan
Ian Baker
Series: Murderous maths
Notes
This volume contains tips on how to crack substition codes, message systems such as Morse and the secrets of ENIGMA are revealed. 160p.| Location | edition | Bar Code | due date |
|---|---|---|---|
| Non-fiction | B011607 |
| Dewey: | 652.8 |
| ISBN: | 9780439943284 |
| pub: | 2007 |