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Earnshaw Chronometer

Thomas Earnshaw（1749 – 1829）

Thomas Earnshaw: Pioneering British chronometer maker & clock designer (1749-1829). Improved maritime timekeeping, influenced watchmaking, and contributed to Greenwich Observatory.

National Watch - Clock Museum (Colombia, United States of America)

Discover time's fascinating history at the National Watch & Clock Museum in PA! Explore a world-class collection of antique clocks & watches, from 19th-century American treasures to global horological masterpieces. Plan your visit!

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