Stopwatch, Type A-8, Navigation Watch for Ground Speed 1942 "Jitterbug" F-89 Made by Swedish high-end leather

Made by Swedish high-end leather goods specialty manufacturer

It has an overhaul stamp on the rear case from Naval Air Station Penscacola (FL) dated Aug 1959

The rotating horizon requires the right electrical input to turn

with a service stamp of Oct 1968

See photo of spec sheet and the B-25 instrument panel showing the location of the indicator

Stopwatch, Type A-8, Navigation Watch for Ground Speed 1942 "Jitterbug" F-89 Made by Swedish high-end leatherHere 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 670, 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 the