Altimeter, Sensitive, Type C-14A, 35,000 ft, Air Force US Army WWII 1555-2P-B ME-109 It consists of a white

It consists of a white plastic planisphere with the northern sky on one side and the southern on the other that shows all the stars in the American and the British Air Almanacs

The caging knob

the B-7 made by Manning

Above this altitude an A-13A or A-14 oxygen mask were used

which has clearly seen service

Altimeter, Sensitive, Type C-14A, 35,000 ft, Air Force US Army WWII 1555-2P-B ME-109 It consists of a whiteHere is a WWII era Sensitive Altimeter, Air Force US Army Type C 14 (also AN 5761 1), made by Bendix, part number 1555 2P B. The C 14 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 Feb 1945. AF US ARMY is embossed on its face. The