Download or read book Top Secret written by DK and published by Penguin. This book was released on 2011-09-19 with total page 194 pages. Available in PDF, EPUB and Kindle. Book excerpt: Check over your shoulder before you peek inside the pages of Top Secret - you're about to learn the secrets of some of the sneakiest spies around! Follow the footsteps of famous spies through the ages to reveal their use of physical devices to cover their tracks and the inventive gadgets available at the time - including night vision goggles and bugging devices hidden in plants and cocktail olives - then see the best disguises and secret identities of crafty secret agents.