细节
A late 19th-Century lacquered-brass cased aneroid barometer,
signed on the painted glass cover CARL SICKLER KARLSRUHE HOFMECHANIKER, with finely balanced holostetric movement, the case with suspension loop -- 8in. (20.3cm.) dia.
See Illustration
signed on the painted glass cover CARL SICKLER KARLSRUHE HOFMECHANIKER, with finely balanced holostetric movement, the case with suspension loop -- 8in. (20.3cm.) dia.
See Illustration