Compass, Magnetic, Type B-20 Vertical Card, WWII, US Army Air Force KC-97 and the repair activity on

and the repair activity on the F-I06 fighter-interceptor

which is aligned to peer through the circular window between his feet

The C-14 Altimeter was used across all aircraft of the Air Corps US Army

and may have been installed aside others like it in a large multi-engine piston-powered aircraft

The F marker was set to the desired Acceleration Altitude

Compass, Magnetic, Type B-20 Vertical Card, WWII, US Army Air Force KC-97 and the repair activity onHere is a WWII era Type B 20 Direct Reading Magnetic Compass, made by Autoflight, part number 2221. The B 20 Compass design is unique in that it contains a magnetic horizontal float suspended in damping fluid that engages the directional pointer on a vertical compass card to display direction. The pointer indicates the direction of aircraft flight. The knob in the lower left corner manually rotates the course indicating pointer (i. e., the two