DUTCH MAHOGANY BAROMETER/ THERMOMETER, BY A. PAPPI, AMSTERDAM LATE 18TH/ EARLY 19TH CENTURY the moulded pediment above a glazed door enclosing twin engraved gauges, with a cartouche engraved 'BAROMETER/ THERMOMETER/ en/ CONTRAROLEUR/ A PAPPI / fec: Amsterd", in a mahogany case with turned pendant finials (113cm high)