Working Mahogany Cased Barograph

DescriptionCirca 1900. A clean interesting and serviced barograph by ’W. Watson & Sons, 313 High Holborn, London WC’. The glazed top framed in mahogany, lifts off to reveal the barograph with a gilded brass drum, diaphragm, moving arm and small aperture for the ink bottle, all resting on a moulded mahogany frame sitting on four squat bun feet. Serviced, calibrated and working.Dimensions:19cm H, 37cm W, 21cm DPeriod 1900-1930: Early 20thCategory Barographs & Barometers