Douglas DC-6 and DC-7-Airlinertech Vol 4;

One of the most knowledgeable authorities on Douglas commercial aircraft, Harry Gann provides an enthusiast-level technical look at the design, evolution, and growth of the famous DC-6 and DC-7 series of aircraft. Author Gann takes a look into the design philosophy as well as the technical aspects of the aircraft, and provides a detailed look into the background of the company that built it. Includes engineering, drawings, production line photos, performance figures, power plant details, and close-ups of aircraft structures. Contains a survey of preceeding Douglas aircraft, factory serial numbers of all delivered aircraft, listings of original customers, varied usage, specifications, records and awards, and selling prices. The photos in this edition are black and white.