Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII Mosquito which cross references to those

which cross references to those used in RAF aircraft

slips into the frame on the front of the panel

The lamp projected the star chart image onto the map table below

and is in its original

Sweeting’s book "Combat Flying Equipment":

Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII Mosquito which cross references to thoseHere is an early WWII era Sensitive Altimeter, Air Corps US Army Type C 12, made by Conn, part number 80000. The C 12 Altimeter was used across all aircraft of the Air Corps US Army, including heavy bombers B 17 and B 24, medium bombers, B 25 and B 26, Fighters P 38, P 39, P 40, P 47, and P 51, and transports C 46 and C 47, according to the Maintenance Interchangeability Chart dated Dec 1943. The knob is used to adjust the altimeter to the barometric