Altimeter, Tycos Type C, 25,000FT, WWI Aviation Section Signal Corps US Army C-43 Fighters P-38

Fighters P-38

loosen clamp (C)

It is in exceptional cosmetic condition for its age

all pages are intact

this acronym may be from an office of the Joint Intelligence Collecting Agency office in North Africa

Altimeter, Tycos Type C, 25,000FT, WWI Aviation Section Signal Corps US Army C-43 Fighters P-38Here is a Type C Altimeter used in early military aircraft of the US Army Air Service during WWI. It is labeled as having been manufactured for the Aviation Section Signal Corps US Army, which was active from 1914 to 1918. Crudely measured altitude from 0 25,000 ft, which was pretty high for aircraft of that era and requiring supplemental oxygen for the crew to exceed ~12,500 ft based upon modern standards. The knob rotates the face of the dial while