GEORGIAN RONKETTI LONDON STICK BAROMETER: Circa 1787-1797. Wood case and body with stringing inlay down body. Original cistern cover. Glass front cabinet. Some loss to silver on silvered register plate. Engraved on plate J.M. Ronketi (Ronketti), No. 180 Holborn London. Glass tubes are perfect. Measures 39'' high x 4 1/4'' wide x 1 1/2'' deep. Please note small crack in case door.