The hand of Sarah Nelmes infected with the cowpox.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: The hand of Sarah Nelmes infected with the cowpox. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: The hand of Sarah Nelmes infected with the cowpox. Wellcome Collection. Source: Wellcome Collection.