Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII Mosquito The lamp projected the star

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

When the signal lamp is used in this manner no radio transmission takes place

The main dial measures time

slips into the frame on the front of the panel

Must have been a high pressure application judging from its construction (number of screws and thickness of lens)

Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII Mosquito The lamp projected the starHere 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