Johann Gottfried Matthes (Mathes), a "natural healer", taking the pulse of a patient suffering from the dropsy. Etching, 1784.

    Date:
    1784
    Reference:
    47558i

    Licence: Public Domain Mark

    Credit: Johann Gottfried Matthes (Mathes), a "natural healer", taking the pulse of a patient suffering from the dropsy. Etching, 1784. Wellcome Collection. Source: Wellcome Collection.

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