A silver cased aneroid pocket barometer with altimeter
A silver cased aneroid pocket barometer with altimeter scale and thermometer Unsigned, London, 1920 The 2 inch circular silvered register with curved mercury tube Fahrenheit scale thermometer to the recessed centre within concentric scale calibrated for barometric inches divided into twentieths and annotated with basic weather observations within rotating outer scale calibrated in feet from 0 to 8,000 and divided for 100 foot intervals, the cylindrical outer case with hinged lid engraved with stylised monogram GKW , marks for London 1920, diameter 6.8cm (2.625ins). Provenance: Private collection, Hampshire (ref. B40); Purchased from Hannah Antiques, Oakley, Buckinghamshire, 17th January 1992 for £530.
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A silver cased aneroid pocket barometer with altimeter scale and thermometer Unsigned, London, 1920 The 2 inch circular silvered register with curved mercury tube Fahrenheit scale thermometer to the recessed centre within concentric scale calibrated for barometric inches divided into twentieths and annotated with basic weather observations within rotating outer scale calibrated in feet from 0 to 8,000 and divided for 100 foot intervals, the cylindrical outer case with hinged lid engraved with stylised monogram GKW , marks for London 1920, diameter 6.8cm (2.625ins). Provenance: Private collection, Hampshire (ref. B40); Purchased from Hannah Antiques, Oakley, Buckinghamshire, 17th January 1992 for £530.
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