Sikorsky Aircraft; Defence Igor Sikorsky; His Three Careers in Aviation Source Book of Vertical Take-Off Aircraft Luftwaffe vs. RAF: flying equipment of the air war, 1939-1945 V-1 Flying Bomb 1942-52: Hitler's infamous "doodlebug" Ypenburg: veroverd op de zee - Van vliegveld tot woonwijk. F-15 Eagle Beyond nuclear dterence Winged Gospel; America's Romance with Aviation TD-422-15ba Kopie van beschrijving afwerking C.X 700 t/m 703 comm. 400 LVA - J. Greuter NLR rapport TR 80065 C d.d. juni 1980. Continued investigation into the failure of J-85 diffuser casings. NLR rapport TR 80079 C d.d. juni 1980. Investigation into the mechanical properties of the electron beam weld in J-85 diffuser casings.
