An early Victorian mahogany banjo barometer, circa 1840s, with maker's mark for T. Pini, Princes Street, Redlion square, London, of double banjo form with a swan neck pediment and having an hydrometer, mercurial thermometer, a level, convex mirror and mercurial column action faced by a silvered calibrated dial with a brass bezel; with ivory key. Length 109 cm