De Havilland Quick-Feathering Constant-Speed Airscrews
De Havilland Quick-Feathering Constant-Speed Airscrews - The De Havilland Aircraft Co Ltd
Picture No
13856673
Media ID
43736556
Size
2098px x 2810px
(1.3MB)
Credit
© Aviation Ancestry Collection / Mary Evans
Source
Aeroplane magazine - December 13th 1940
Date
1940
