Advertisement for Dr Johnson's Yellow Ointment
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Advertisement for Dr Johnson's Yellow Ointment. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Advertisement for Dr Johnson's Yellow Ointment. Wellcome Collection. Source: Wellcome Collection.