Liquid Oxygen Quantity Indicator, Pressure Gauge, Bendix 2426-558-A2 USAF Douglas Here is an Attitude Gyro

Here is an Attitude Gyro component of a 1950's-era Lear Autopilot System (the exact early Lear system has not been determined)

By turning the crank

C-47 Dakota

Item shipped may not be identical to item pictured here

The case has compartments which suggest that it might have once contained additional lenses

Liquid Oxygen Quantity Indicator, Pressure Gauge, Bendix 2426-558-A2 USAF Douglas Here is an Attitude GyroThis LOX Quantity Indicator, 0 20 liters, is a pressure gauge which accepts oxygen in liquid form at the inlet and oxygen in gas form exits at the outlet. Must have been a high pressure application judging from its construction (number of screws and thickness of lens). Likely from the 1950s or 1960s, and produced for a US Air Force application per its MIL spec. It is in experienced condition. The dial markings are clear and the glass and case are