Search examples: Microsoft | 2015 | 2014/10 | 4.12 | 04/20 | 05/26/1980 | Galileo Galilei
  1. Home
  2. Science
  3. Detail of event

Igor Sikorsky (technology)

science · 26 May 1940 · 84 years ago

Igor Sikorsky First free flight of Igor Sikorsky's Vought-Sikorsky VS-300 helicopter, in the United States.

More science on 26 May

© 2016 OnThisDay.net All rights reserved.
Loaded in 0.0028s.