Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII Do-24 the knob turns

the knob turns

Middleton Air Depot was a major support center for aircraft of the US Army Air Corps

and is in its original

Once past 20

The other timer is more interesting and very convenient

Altimeter, Sensitive, Type C-12, 50,000 ft, US Army Air Force WWII Do-24 the knob turnsHere 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