ISBN 0-8027-7691-4==External links==* The Aeroplane centre* Airliners.net* Aerospaceweb.org* How Airplanes Work – Howstuffworks.com* Smithsonian National Air and Space Museum's How Things Fly website* "Hops and Flights - a Roll Call of Early Powered Take-offs" a 1959 "Flight" article
* Воздушное судно* Крылатая ракета* Параплан* Воздушный змей* The Aeroplane centre* Airliners.net* Aerospaceweb.org* How Airplanes Work – Howstuffworks.com* Smithsonian National Air and Space Museum's How Things Fly website* "Hops and Flights - a Roll Call of Early Powered Take-offs" a 1959 "Flight" article