Stopwatch, Type A-8, Navigation Watch for Ground Speed 1942 "Jitterbug" w Box BT-12 It was also used in

It was also used in USN Fighters F6F Hellcat and F7F Tigercat

as documented in the F-86F Maintenance Manual dated Sept 1954 (see photo of page from this manual showing the instrument and the AN #)

beggarly existence

but it is an exceptional artifact from WWII

Plane Facts was published by the USAAF Air Service Command to communicate the latest information on servicing

Stopwatch, Type A-8, Navigation Watch for Ground Speed 1942 "Jitterbug" w Box BT-12 It was also used inHere 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 # AC42 7094, indicating manufacturing year of 1942. 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