Darwins Steels. 505 Cobalt Tungsten. 19 Cobalt Tungsten
Darwins Steels. 505 Cobalt Tungsten. 19 Cobalt Tungsten - Darwins Ltd
Picture No
13887845
Media ID
43767378
Size
2125px x 1548px
(754KB)
Credit
© Aviation Ancestry Collection / Mary Evans
Source
Flight magazine - February 10th 1938
Date
1938





























