A61/145

ALTIMETER

Germany, around 1930
an instrument used to measure the altitude of an object above a fixed level, based on the measurement of atmospheric pressure. Single-pointer dial with scale. Marked on dial by manufacturer: "D. R. P" and "Höhenmesser ausgeglichen No 8301". In metal-sheet case. Range 8 km. Ø 13 cm. Condition B/C.

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