European military aviation scenes in full colour part 1: the sixties European military aviation scenes in full colour part 2: the seventies Jet age flight helmets: aviation headgear in the modern age Baughman´s Aviation dictionary and reference guide Willem Hendrik Schukking Een sprong in de wereld der Aviatiek Dictionary of Aviation Eighty Years of Powered Flight Aviation museums world wide excluding USA Power to Fly The development of the piston engine in aviation Development of Aircraft Engines / Aviation Fuels flying book : the aviation world who's who and industrial directory Classic Aircraft Fighters : profiles of major Combat Aircraft in Aviation History Winds of the Eagle : a history of german aviation