May 24, 1940
May 24, 1940
Events specifically from 1940 on May 24. For the full almanac, see the May 24 page.
History
What happened on May 24, 1940
1 verified entries Full timeline
- 1940Technology
Igor Sikorsky performs the first successful single-rotor helicopter flight.
Igor Sikorsky successfully flies the VS-300, the first single-rotor helicopter.