Clocks: James Cox's "perpetual motion" self-winding clock. Engraving by J. Lodge, 1774.

    Date:
    1774
    Reference:
    40950i

    Licence: Public Domain Mark

    Credit: Clocks: James Cox's "perpetual motion" self-winding clock. Engraving by J. Lodge, 1774. Wellcome Collection. Source: Wellcome Collection.

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