Civil aircraft markings glorie van de luchtvaart : encyclopedie met meer dan 1300 illustraties groot Guinness luchtvaartboek : records, feiten, cijfers Aircraft aircraft sky beyond : a famous aviator's personal story of pioneering aviation: 1916 to 1951 Fleet air arm VTOL Aircraft and Helicopters Jane's pocket book 20; Helicopters Fairey Aircraft since 1915 Warplanes of the world 1918-1939 Jane's pocket book 13; RPV's: Robot aircraft today Jane's encyclopedia of Aviation : Volume 1
