5199480
9781402728334
Ingenious methods for encoding secrets have taken many amazing turns down through the ages, from the military signals the Romans flashed from hilltop to hilltop, to the computer codes that guard your cash at the ATM. Pierre Berloquin, one of France's leading puzzle book authors, takes you on a tour of them all.Berloquin, Pierre is the author of 'Hidden Codes & Grand Designs A Codebreaker's Tour Of Secret Societies', published 2008 under ISBN 9781402728334 and ISBN 1402728336.
[read more]