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Auctioneers Dr. Crott 90th Auction

90 Joseph Thaddäus Winnerl à Paris, Movement No. 235, 145 x 140 x 145 mm, circa 1840 An important, small ship’s chronometer with 49h power reserve indicator Case: mahogany, inlaid signature shield, hinged handles to the side, two-body with glass and slide. Dial: silvered, signed, numbered, radial Roman numerals, auxiliary seconds at “12”, blued Breguet hands. Movm.: brass movement, diameter 63 mm, moulded pillars, chain/fusee, spring detent escapement according to Thomas Earnshaw, ground screws, heavy chronometer balance with 2 weights and 4 screws, blued helical freesprung balance spring, chatoned diamond endstone on balance, chatoned ruby endstone on escape wheel. Joseph Thaddaeus Winnerl (1799-1886) Joseph Thaddaeus Winnerl was born in Austria (Styria) in 1799. From 1829 he lived and worked in Paris, where amongst other constructions he designed a split second mechanism for chronographs. In 1839 Winnerl won gold medal in Paris. He was an excellent maker of chronometers and balances and even invented his own compensation balance. Ferdinand Adolf Lange worked for him until 1842. Source: “Chronometer Makers of the World”, Tony Mercer,Colchester, England 1991, page 252. Joseph Thaddäus Winnerl 巴黎 — 意義深遠的小型航海時計,附49小 時動力儲存顯示 39472 C: 2, 10 D: 2 M: 2, 41, 51 12.000 - 14.000 EUR 15.000 - 17.500 USD 120.000 - 140.000 HKD

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