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Eugine Nier's avatar

Speaking of clocks. In 1606 inventor and alchemist Cornelis Drebbel presented king James I with a "perpetual motion" clock rewound by the expansion of some trapped mercury pushing upon a piston every time it got warmer during the day.

https://www.ageofinvention.xyz/p/age-of-invention-why-wasnt-the-steam-cc8

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Mary Catelli's avatar

History is filled with oddments.

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