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  • Painting of James Watt by Henry Howard, circa 1797. Head
    Rights: Public domain Published 17 August 2011 Size: 1.1 MB Referencing Hub media

    James Watt (1736–1819) was a Scottish inventor and mechanical engineer who developed a more efficient steam engine. The unit of power, the watt, has been named in his honour.

    Painting by Henry Howard.

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