Muscles, tendons and bones of the knee-joint: two figures. Red chalk and pencil drawing by or associated with A. Durelli, ca. 1837.

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Credit: Muscles, tendons and bones of the knee-joint: two figures. Red chalk and pencil drawing by or associated with A. Durelli, ca. 1837. Credit: Wellcome Collection. Attribution 4.0 International (CC BY 4.0)