First flight of the NHI H-3 Kolibri

Saturday, December 31, 1955



The helicopter was an all Dutch venture building on the patents held by Jan M. Drees.

Note: The exact day in December is unknown at present.

Source: "Helicopters & Autogiros of the World", Paul Lambermount with Anthony Pirie, Cassell &Company Ltd., 1958, Page 182


Aircraft related to this milestone
NHI H-3 Kolibrie


Related biographies
Jan M. Drees