Image:HE2G13.jpg
From Wikipedia, the free encyclopedia
No higher resolution available.
HE2G13.jpg (327 × 432 pixels, file size: 46 KB, MIME type: image/jpeg)
[edit] Summary
Paul Cornu in his first helicopter in 1907. Note that he is sitting between the two rotors, which rotated in opposite directions to cancel torque. This helicopter was the first flying machine to have risen from the ground using rotor blades instead of wings.
Credits - © 2001 Smithsonian Institution, National Air and Space Museum, Videodisc. 2B 5847
[edit] Source
http://www.centennialofflight.gov/essay/Rotary/early_20th_century/HE2G13.htm
[edit] Licensing
 |
This work is in the public domain in the United States because it is a work of the United States Federal Government under the terms of Title 17, Chapter 1, Section 105 of the US Code. See Copyright. Note: This only applies to works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. |
 |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 21:10, 4 January 2007 | 327×432 (46 KB) | Signaleer (Talk | contribs) | (Paul Cornu in his first helicopter in 1907. Note that he is sitting between the two rotors, which rotated in opposite directions to cancel torque. This helicopter was the first flying machine to have risen from the ground using rotor blades instead of win) |
- Search for duplicate files
- Edit this file using an external application
See the setup instructions for more information.
File links
The following pages on the English Wikipedia link to this file (pages on other projects are not listed):
