Oehmichen

15. On 14 April 1924 Frenchman Étienne Oehmichen set the first helicopter world record recognized by the Fédération Aéronautique Internationale (FAI), flying his quadrotor helicopter 360 meters (1,181 ft). On 18 April 1924, Pescara beat Oemichen's record, flying for a distance of 736 meters (nearly a half mile) in 4 minutes and 11 seconds (about 8 mph, 13 km/h), maintaining a height of six feet (1.8 meters). On 4 May, Oehmichen set the first 1 km closed-circuit helicopter flight in 7 minutes 40 seconds with his No. 2 machine.

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