The French Musee de l’Air possesses five of Etienne Oelimichen’s experimental helicopters developed from 1920 through 1938. In 1965 only his sixth project of 1935 was on display.
The French Musee de l’Air possesses five of Etienne Oelimichen’s experimental helicopters developed from 1920 through 1938. In 1965 only his sixth project of 1935 was on display.