This a motor aneroid altimeter & barometer by the renowned makers Lufft of Germany. This instrument would be fitted to the dashboard of a vintage automobile. By setting the outer ring chapter to zero, the change in height can be observed when travelling. The instrument, known as a an Auto-Aneroid, is set into a polished chrome case & 64mm diameter bevelled edge glass. Fully operational, the range is 0 to 9000feet, ideal for touring around the UK or mainland Europe.
Motor Aneroid Barometer by Lufft c. 1955 Germany