Kembery Antique Clocks Ltd has dated this piece to the 1890s.
with a finely engraved silvered scale. A high quality example by Callaghan & Co. New Bond Street, London. It also opens out as a desk barometer. Silver examples are unusual, hallmarked London 1891. Complete with the original velvet lined case.
Height 2 " / 5 cms
Kembery Antique Clocks Ltd has dated this piece to the 1890s.
You can view the stock and full dealer information on the Kembery Antique Clocks Ltd Profile Page