Y A WILLIAM IV ROSEWOOD MERCURY WHEEL BAROMETER Comyns, London, circa 1835 The 8 inch circular silvered star-centred register signed COMYNS, King Street, Chelsea within concentric scale calibrated in barometric inches and with the usual observations within cast brass convex glazed bezel, the kingwood banded and ebony line-edged case with hygrometer to the swan neck pediment over bowfronted Fahrenheit scale mercury tube thermometer to the tapered upright, the rectangular base inset with a glazed spirit level over cavetto moulded underside. 101cm (39.75ins) high. Henry Comyns is recorded in Banfield, Edwin BAROMETER MAKERS & RETAILERS 1660-1900 as working from 17 King's Road, Chelsea, London 1820-45. Condition Report: Tube is intact and filled but has a small airlock at the top and is currently plugged. The mechanism is intact but will require setting-up. The register is in fine condition with nice even silvering. The thermometer, hygrometer and spirit level are also in good condition. The case is generally in very good clean condition although the pediment is probably a restoration, otherwise faults are very much limited to a few minor bumps, scuffs and age related blemishes. Condition Report Disclaimer