拍品專文
The Chronoscope was invented by Andrew Noble (1831-1915) Physicist and gunnery expert, patented in 1862 designed for calibration of gun barrels.
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SIGNED S. SMITH & SON LTD LONDON, CHRONOSCOPE, CASE NO 252-405, CIRCA 1914
細節
Smith. A Nickel Cased 100th Second Military Issue Gunnery Single Button Stop Watch
Signed S. Smith & Son Ltd London, Chronoscope, case no 252-405, circa 1914
damascened nickel movement with high beat monometallic balance, enamel dial with 1-3 black Arabic numerals and 1-100th second scale divisions between, 2 minute subsidiary recording register, in plain hinged back case with Goverment arrowmark, together with fitted makers box with spare main spring and glass, dial signed
58mm
Signed S. Smith & Son Ltd London, Chronoscope, case no 252-405, circa 1914
damascened nickel movement with high beat monometallic balance, enamel dial with 1-3 black Arabic numerals and 1-100th second scale divisions between, 2 minute subsidiary recording register, in plain hinged back case with Goverment arrowmark, together with fitted makers box with spare main spring and glass, dial signed
58mm
注意事項
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