![](https://www.historynet.com/wp-content/uploads/1996/09/Rotodyne-gyrocopter-Juan.jpg)
Designed by Juan de la Cierva, his C-6 Autogyro made its first flight in 1924. A prototype, It was built on the fuselage of an Avro 504. (National Archives)
Designed by Juan de la Cierva, his C-6 Autogyro made its first flight in 1924. A prototype, It was built on the fuselage of an Avro 504. (National Archives)