Big Book of Spy Stuff

From chaos to counter-intelligence, and secret messages to gadgets, The Big Book of Spy Stuff opens top-secret files on sabotage and espionage with humor and amazement. 
With King's entertaining book as a guide, you can pull the cloak of mystery away from history's sneakiest sneaks ... and can work on your own spy activities!But before you're granted a security clearance, take a good look around. Somebody might be watching you right now!