Whirling arm for testing aerofoils
Whirling arm for testing aerofoils, rotated by a weight and cord over a pulley. 1804. From Cayley's original notebook
Picture No
10841834
Media ID
48052489
Size
2657px x 4000px
(1.2MB)
Credit
© The Royal Aeronautical Society (National Aerospace Library) / Mary Evans Picture Library
Source
Photograph from The Royal Aeronautical Society Archive





























