Count Mattei's famous electro-homoeopathic remedies. London: Mattei, 1890. Magazine insert, recto

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: Count Mattei's famous electro-homoeopathic remedies. London: Mattei, 1890. Magazine insert, recto. Wellcome Collection. Source: Wellcome Collection.