Compass, Aperiodic, US Army Air Force Type D-12 NOS P-61 The gyro rotates

The gyro rotates

20233) either the Riedelanlassmotor or the engine itself

Would have been used in ground installations (as opposed to use within aircraft

The scale is labeled to a value of 2

WWII-era US Navy Douglas SBC Dive Bombers as well as early 'birdcage' versions of the Vought F4U-1 Corsair Fighter

Compass, Aperiodic, US Army Air Force Type D-12 NOS P-61 The gyro rotatesThe US Army Air Force Type D 12 Direct Reading Aperiodic Compass was used at the navigators station across many US WWII aircraft, including heavy bombers B 17, B 24, B 29, medium bombers B 25 and B 26, and transports C 46, C 47, and C 54. Made by Bendix, part number 1832 1 A, it has a serial number prefix of AF 43, indicative of a manufacturing year 1943. This compass is New Old Stock and is in an original Douglas Aircraft box (but the serial numbers