Compass, Aircraft Navigation, Armée de l'Air, Vion Short Sunderland 2 pages per aircraft

2 pages per aircraft

5 inches diameter by 6

It covers the development and basic principles of instruments used in the era

it would have the small air filter AN-5821-1 attached to its rear top port

part number 8604-1

Compass, Aircraft Navigation, Armée de l'Air, Vion Short Sunderland 2 pages per aircraftThis is the body of a Navigational Compass as used in aircraft of France, likely pre WWII. Made by E. Vion. The compass body would be contained in a cradle, and affixed to a mounting bracket, which could be attached to either a vertical or horizontal surface of the aircraft. This compass is intended to be positioned and read at eye level. The liquid is no longer contained in the body. The compass card floats freely. We believe it may be the compass