Altimeter, Simple, 20,000 FT., Zenith Mk V.a. WWI and/or Post WWI RAF KC-135 Kearfott began

Kearfott began

The artifact is in very good condition given its apparent age

The nature of the modification is unknown

after which it is only necessary for him to "range and track" the enemy plane

Altimeter, Simple, 20,000 FT., Zenith Mk V.a. WWI and/or Post WWI RAF KC-135 Kearfott beganHere is a WWI era Post WWI Simple Altimeter indicating height up to 28,000 ft. The knob rotates stiffly to turn the dial to adjust for ground height. The bezeled glass appears to be original. It is of the British RAF as indicated by the Air Ministry symbol stamped on the back. We have seen claims that these were used in aircraft such as the Sopwith Camel and Sopwith Pup, but these claims have not been independently confirmed by AeroAntique. The