Sperry Aircraft Instruments - Sperry Gyro Pilot 1937
Sperry Aircraft Instruments - Sperry Gyro Pilot 1937 - The Sperry Gyroscope Company Ltd
Picture No
13885070
Media ID
43673119
Size
2103px x 1592px
(766KB)
Credit
© Aviation Ancestry Collection / Mary Evans
Source
Aeroplane magazine - July 7th 1937
Date
1937





























