Stopwatch, Type A-8, Navigation Watch for Ground Speed 1944 "Jitterbug" w Box B-45 77 hours) before completely turning

77 hours) before completely turning over

unscrew the collar (I) and pull the lamp support assembly straight out

the course correction is calculated and communicated to the pilot

There is a wax paper cover over its front and back

and it is highly unusual to find a Chelsea clock made specifically for an aircraft

Stopwatch, Type A-8, Navigation Watch for Ground Speed 1944 "Jitterbug" w Box B-45 77 hours) before completely turningHere is an authentic WWII era aircraft navigator's Watch, Navigation (Ground Speed) Stopwatch, Type A 8, made by Elgin to Air Corps US Army spec #94 27749. With a serial # AC44 4348, indicating manufacturing year of 1944. Type A 8 stopwatches were used in any WWII aircraft with a navigator, such as heavy (B 17, B 24, B 29) and medium bombers (B 25, B 26) and large transports (C 46, C 47, C 54). The outer ring of the dial counts up to 10 seconds and