Searchlight Azimuth-Elevation Indicator ID-277/AVQ-2, S2 Tracker, P2V Neptune US Coast Guard as long as you "Handle

as long as you "Handle Like Eggs"

for taking bearings on objects

These instruments are clearly 'experienced' but are in reasonable shape for their age

WHEEL ASSEMBLY-26

Searchlight Azimuth-Elevation Indicator ID-277/AVQ-2, S2 Tracker, P2V Neptune US Coast Guard as long as you "HandleThis is a Searchlight Azimuth Elevation Indicator type ID 277 AVQ 2 as used in the Cold War era antisubmarine aircraft Lockheed P2V Neptune and Grumman S 2 Tracker, and Martin P5M Marlin Floatplane of the US Navy. The crewman or co pilot operated a handgrip to adjust the aim of the externally mounted searchlight, and the azimuth and elevation of the searchlight's beam relative to the position of the aircraft would appear on the indicator. See