Textiles: a spring pen-holder and parallel rule (above), a rack for stretching woollen fabric (below). Engraving by G. Gladwin after C. Varley.

    • Varley, Cornelius, 1781-1873.
    Reference:
    43527i

    Licence: Public Domain Mark

    Credit: Textiles: a spring pen-holder and parallel rule (above), a rack for stretching woollen fabric (below). Engraving by G. Gladwin after C. Varley. Wellcome Collection. Source: Wellcome Collection.

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