Power to Fly The development of the piston engine in aviation Aviation: A Reading Course and General Reference Work on First Pirncipals of Flying: Construction and Maintenance of Planes: Aircraft Engines etc. Vintage Flying Helmets : Aviation Headgear Before The Jet Age Luftwaffe vs. RAF : flying clothing of the air war, 1939-45 Flying clothing : The story of its development Combat flying equipment : U.S. Army Aviator's Personal Equipment, 1917-1945 Combat Flying Clothing : Army Flying Clothing through World War II Neville Duke's Book of Flying Flying Buccaneers; The Illustrated Story of Kenney's Fith Air Force Flying Fortress; The illustrated biography of the B-17S and the man who flew them Luftwaffe vs. RAF: flying equipment of the air war, 1939-1945 V-1 Flying Bomb 1942-52: Hitler's infamous "doodlebug"
