InventionThe most trusted nonfiction series on the market, "Eyewitness Books" provide an in-depth, comprehensive look at their subjects with a unique integration of words and pictures. A fascinating look at the world's earliest simple machines wheels, gears, pulleys, and levers to today's complicated telephones and plastics, "Eyewitness: Invention" presents the stories behind amazing inventions and how they changed the world." |
