Spycraft: The Secret History of the CIA's Spytechs, from Communism to Al-Qaeda (repost)

Secret instructons written in invisible ink. Cigarettes that fire bullets. Covert communications slipped inside dead rats. Subminature cameras hidden in ballpoint pens. If these sound like the stuff of James Bond's gadget-master Q's trade, think again. They are all real-life devices created by the CIA's Office of Technical Services.