Dictionary of Aviation Eighty Years of Powered Flight Development of Aircraft Engines / Aviation Fuels problems of birds as pests Jane's pocket book 13; RPV's: Robot aircraft today luchtwapen en zijn problemen Royal Flying Corps Lancaster : the story of a famous bomber Meteorology for pilots Messerschmitt Bf 109 Combat Aircraft Prototypes since 1945 British Military Aircraft Serials 1912-1963 British Military Aircraft Serials 1912-1969