Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII P-40 Woods of the 401st Bomb

Woods of the 401st Bomb Group

observers could determine the location of friendly aircraft using triangulation

as appeared in dual engine aircraft such as the US Air Force attack bomber Douglas A-26 / B-26 Invader during the 1950-70's

according to their Maintenance Interchangeability Chart dated Feb 1945

Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII P-40 Woods of the 401st BombHere is a WWII era Sensitive Altimeter, Air Corps US Army Type C 12, made by Kollsman. 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 C 12 Sensitive Altimeter displayed altitude using 3 pointers. The first and