Publisher's Synopsis
A light-hearted dash through the history of cryptography with messages, jokes and riddles to encipher and decipher. In addition, there are ingenious gadgets to make which help with the solutions to some of the puzzles.
Paperback (31 Oct 1990)
Not available for sale
Out of stock
A light-hearted dash through the history of cryptography with messages, jokes and riddles to encipher and decipher. In addition, there are ingenious gadgets to make which help with the solutions to some of the puzzles.
ISBN: | 9780906212783 |
Publisher: | Tarquin |
Imprint: | Tarquin |
Pub date: | 31 Oct 1990 |
DEWEY: | 652.8 |
DEWEY edition: | 20 |
Language: | English |
Number of pages: | 48 |
Weight: | 154g |
Height: | 200mm |
Width: | 210mm |
Spine width: | 4mm |