拍品 36
36
A George III mahogany and brass-mounted two-day marine chronometer
No VAT will be charged on the hammer price, but VA… 显示更多
A George III mahogany and brass-mounted two-day marine chronometer

THOMAS EARNSHAW, NO.719/3190. CIRCA 1805

细节
A George III mahogany and brass-mounted two-day marine chronometer
Thomas Earnshaw, No.719/3190. Circa 1805
BOX: two-tier with brass corner mounts and drop-down handles, the interior lined in green baize, with brass securing straps securing a deep two-tier cylindrical brass bowl within a flat rim brass bezel; box altered
DIAL: brass bezel and convex glass to silvered and engraved dial signed Thomas Earnshaw/INV.T ET FECIT/NO.719, subsidiary seconds ring, replaced blued steel hands
MOVEMENT: with four pillars (one pinned, one screwed) and signed on the top plate Thos.Earnshaw/Inv.t et Fecit No.719/LONDON/NO.3190, chain and fusee with maintaining power; key
ESCAPEMENT: Earnshaw-type with flat strip steel spring detent, cut bimetallic balance balance with segmental heat compensation weights and blued steel helical balance spring
204 mm. square box, 77 mm. diameter dial
出版
Illustrated, Tony Mercer, Mercer Chronometers, History, Maintenance and Repair, Mayfield Books, 2003, pp.122-123, figs.5.8-9.
展览
Antiquarian Horological Society 10th anniversary Exhibition, 1964, Inv. No.169.
注意事项
No VAT will be charged on the hammer price, but VAT at 15% will be added to the buyer's premium which is invoiced on a VAT inclusive basis.

拍品专文

COMPARATIVE LITERATURE:
Anthony G. Randall, The Time Museum Catalogue of Chronometers, Time Museum, 1991, p.146; Tony Mercer, Chronometer Makers of the World, NAG Press, 1991, p.6; Hans Von Bertele, Marine-und Taschen-chronometer, Callwey, 1981, p.156, figs.112a,b.