Jet warplanes : the twenty-first century / Michael J.H. Taylor History of Helicopters Helicopters of the world Helicopters of the world Helicopters of the world groot Guinness luchtvaart boek / John W.R. Taylor, Michael J.H. Taylor, David Mondey ; vert. [uit het Engels] en bew. door Bart van der Klaauw Warplanes of the world 1918-1939 Jane's encyclopedia of Aviation : Volume 1 Jane's encyclopedia of Aviation : Volume 2 Jane's encyclopedia of Aviation : Volume 3 Jane's encyclopedia of Aviation : Volume 4 Jane's encyclopedia of Aviation : Volume 5
