De Havilland Hydromatic Constant Speed Airscrew
De Havilland Hydromatic Constant Speed Airscrew - De Havilland Aircraft Co Ltd
Picture No
13856665
Media ID
43728607
Size
3014px x 2265px
(1.0MB)
Credit
© Aviation Ancestry Collection / Mary Evans
Source
Aeroplane magazine - November 9th 1938
Date
1938





























