Manufactured by "Winter Instruments" (Jungingen, Germany) 1970's.
This Airspeed Indicator (Fahrtmesser) came from a Schleicher K-8 glider in Austria.
Manufacture Number: 43159 (German: Werk-No:)
Seen listed for anywhere from US$100-$200.
A rare find and nice piece for anyone restoring vintage planes/gliders from the 1960-80's.
The instrument was in working order when taken from the plane in the 1990's. It has not been tested or overhauled.