Explores the power of American propellor-driven transport planes, including Boeing, Curtis, Douglas, Fairchild, and Lockheed models, many of them still in use as freighters in South America, Alaska, Africa, and other remote areas. DJ: "Despite the ravages of time and an increasing scarcity of aviation fuel in many parts of the world, the classic airliners and transportation aircraft of the piston-engined era continue to provide exceptional service. The majority of the aircraft featured in this book remains airworthy today."