Engineering: cross-sections of the hammer designed by John Smeaton for use in iron manufacture. Engraving by W. Lowry after J. Farey the younger.

    • Farey, John, 1791-1851.
    Date:
    1813
    Reference:
    30264i

    Licence: Public Domain Mark

    Credit: Engineering: cross-sections of the hammer designed by John Smeaton for use in iron manufacture. Engraving by W. Lowry after J. Farey the younger. Wellcome Collection. Source: Wellcome Collection.

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