Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII P-40 and F-94C Starfire jet fighters

and F-94C Starfire jet fighters

The rear housing has rusted

They were only as accurate as the observers knowledge of aircraft identification and of course

Woods of the 401st Bomb Group

The Type 2 Gou was primarily used in early aircraft of the Japanese Army such as the Type 99 Kawanishi Ki-48 Lily Light Bomber and Type 97 Mitsubishi Ki-21 Sally Bomber

Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII P-40 and F-94C Starfire jet fightersHere 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