A pharmaceutical chemist demonstrating the effect of Pectoral San Andres on the lungs. Colour lithograph.

    • Zoilo Ruiz A & Ca (Barranquilla y Cúcuta, Colombia)
    Date:
    [1925?]
    Reference:
    45269i

    Licence: In copyright

    Credit: A pharmaceutical chemist demonstrating the effect of Pectoral San Andres on the lungs. Colour lithograph. Wellcome Collection. Source: Wellcome Collection.

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