Marine chronometer by Thomas Earnshaw

Made:
1795-1805 in London
maker:
Thomas Earnshaw
Marine chronometer by Thomas Earnshaw (marine chronometer) Marine chronometer by Thomas Earnshaw (marine chronometer)

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Science Museum Group / The Clockmakers' Museum
© The Board of Trustees of the Science Museum, London

Science Museum Group / The Clockmakers' Museum
© The Board of Trustees of the Science Museum, London

Marine chronometer by Thomas Earnshaw, London c.1800. Gimballed wooden box with slide shutter, bearing the nameplate ‘John S. Buckwell, Brighton’. Silvered 3-inch dial with steel hands and subsidiary seconds. Signed ‘Thos Earnshaw INVT ET FECIT 724’. Movement of one-day duration, with a 'quick train', Earnshaw’s spring detent escapement, two-arm compensation balance, steel balance spring with terminal curves, and numbered on movement 3195.

Presented to the museum of the Worshipful Company of Clockmakers by Mrs. Stanley Burton. Clockmakers' Museum No. 1148.

Details

Category:
Clockmakers
Collection:
The Worshipful Company of Clockmakers
Object Number:
L2015-4053
Materials:
brass (copper, zinc alloy), steel (metal), silvered, mahogany (wood) and glass
Measurements:
overall: 180 mm x 232 mm x 210 mm,
dial: 3 in
type:
marine chronometer
credit:
Lent by the Worshipful Company of Clockmakers