De Havilland Controllable Pitch Airscrews
De Havilland Controllable Pitch Airscrews - De Havilland Aircraft Co Ltd
Picture No
13856656
Media ID
43736414
Size
2611px x 3737px
(3.1MB)
Credit
© Aviation Ancestry Collection / Mary Evans
Source
Aeroplane magazine - June 16th 1937
Date
1937





























