Robert Rhodes James: Advertisement for Cod Liver Oil.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Robert Rhodes James: Advertisement for Cod Liver Oil. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Robert Rhodes James: Advertisement for Cod Liver Oil. Wellcome Collection. Source: Wellcome Collection.