David Brown Hobbs Profile Ground Spur & Helical Gear
David Brown Hobbs Profile Ground Spur and Helical Gear - David Brown and Sons (Hudd) Ltd
Picture No
13875273
Media ID
43806358
Size
1978px x 2878px
(1.2MB)
Credit
© Aviation Ancestry Collection / Mary Evans
Source
Flight magazine - September 23rd 1943
Date
1943
