Altimeter, Simple, 28,000 FT., Zenith WWI and/or Post WWI WW2 and there is a slight

and there is a slight internal rattle

The knob rotates stiffly to turn the dial to adjust for ground height

The C-14 Altimeter was used across a wide number of aircraft of the US Navy and US Army Air Corps

The compass was illuminated electrically via bulb mounted in a small compartment over the compass itself

The markings within the compass are reversed so they would read correctly when reflected in the mirror

Altimeter, Simple, 28,000 FT., Zenith WWI and/or Post WWI WW2 and there is a slightHere is either a WWI era or 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 beveled glass appears to be original. 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 pointer rotates counterclockwise as the aircraft climbs, indicating height of the