An account of the life, work and times of the great Renaissance artist and inventor, Leonardo da Vinci.

Discusses the campaigns, battles, and leading military and political personalities in Italy during World War II.

From two men who know how espionage really works, an unprecedented history--heavily illustrated with never-before-seen images--of the CIA's most secretive operations and the gadgets that made them possible. What is an invisible photo used for? What does it take to build a quiet helicopter? How does one embed a listening device in a cat? These may sound like challenges for James Bond's fictional gadget-master Q, but they're all real-life devices created...

240 PAGES. ILLUS. $10.00. LC 76-15917. DN

Lavishly illustrated description of the physical features, trails, roads, points of interest, wildlife and vegetation of the Grand Canyon.