This is the trade edition of a book that looks to be an up-to-date treatment of construction and maintenance of all types of modern airplanes. Every angle is included, -- basic principles that make it fly, construction, maintenance, the materials that go into a plane, the step by step process of building, the factory processes, the human element. Mechanic, owner, pilot, student pilot, all come in for their share. The value of the mechanics work, and the importance in proper functioning of the air service, whether commercial, private or military. Photographic illustrations, numerous, detailed, and clarified by diagrams where needed. Norcross is Assistant Editor of Aviation; Quinn is a lieutenant in the U.S. Naval Reserve, and a teacher.