Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII Royal Navy was adopted by the RAF

was adopted by the RAF as the standard turret and free gun sight for their aircraft

Framburg had to adapt to the situation

PB4 Privateer

Once the aircraft reaches 5000 Meters

made by Kelvin Bottomley & Baird aka KBB Instruments

Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII Royal Navy was adopted by the RAFHere is an early 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