In general, sections of the text and the lists of problems have been revised and the drawings improved throughout. In particular, the chapter on Aircraft and Rockets has been re-written in parts and expanded; this chapter is intended to be an introduction to the topics of jet and propeller-driven aircraft, helicopters and rockets, having the advantage of bringing together in the exercises the subjects of statics and dynamics as well as thermo- and gas-dynamics with fluid flow. Some descriptive work on propulsion systems and aerodynamics has been included to support the elementary basic,...