£ 435 $ 538 | € 497 A Georgian period mercury wheel barometer. A mahogany case of good proportions with an architectural top pediment and the original brass finial. Marquetry case inlays and banding to the case edging. A well engraved thermometer scale and main dial. Signed to the dial 'J Somalvico 41, Kirby St. Hatton Garden'. Circa 1820. The...