Examines some of history s most intriguing instances of surveillance & information gathering, including some cases that have recently come to light. Here are explicit profiles of famous spies, detailed explanations of espionage tactics & techniques, & an overview of spy terminology. All this is given in the larger framework of modern espionage history, from the hugely successful Ultra & Double-Cross operations of WW II, right up to the spy satellites & tiny listening devices of today. Includes 120 full-color & black 7 white illustrations. A section on spy gadgets & equipment completes this look into the perilous world of espionage.