Compass, Navigational, Type P8 RAF Ref 6A/0726 C-43 which indicate airspeed in 100

which indicate airspeed in 100 km/h increments

The meter measures 7in x 6in x 5in

Commonly used in aircraft such as the Lancaster

The horizon sphere rotates freely

The A-8 included a filter for the vacuum air which is drawing across the gyro to power it while in flight

Compass, Navigational, Type P8 RAF Ref 6A/0726 C-43 which indicate airspeed in 100The Type P8 Navigational Compass, Ref 6A 0726, was used across numerous aircraft of the British Royal Air Force during WWII, including Spitfire, Hurricane, Mosquito, and Beaufighter. The compass body rests in a vibration mount, and the compass ring can be rotated to indicate course. The compass is ~5 inches diameter and 3 inches deep. Its original wooden case is 7 inches square. Inspection stamps of 1940 and 1942 can be seen inside the lid. The