A silver mine in Potosí, Bolivia: cross-section and miners digging. Engraving, ca. 1750.

    Date:
    [1750?]
    Reference:
    29429i

    Licence: Public Domain Mark

    Credit: A silver mine in Potosí, Bolivia: cross-section and miners digging. Engraving, ca. 1750. Wellcome Collection. Source: Wellcome Collection.

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