Sperry Gyroscopic Stabilizer 1916
Sperry Gyroscopic Stabilizer 1916 - The Sperry Gyroscope Company Ltd
Picture No
13885065
Media ID
43776143
Size
1044px x 2802px
(432KB)
Credit
© Aviation Ancestry Collection / Mary Evans
Source
Flight magazine - February 3rd 1916
Date
1916





























