Sperry Blind Flying Instruments & Autopilots
Sperry Blind Flying Instruments and Autopilots - The Sperry Gyroscope Company Ltd
Picture No
13885106
Media ID
43674000
Size
2047px x 1510px
(865KB)
Credit
© Aviation Ancestry Collection / Mary Evans
Source
Aeroplane magazine - July 19th 1940
Date
1940





























