Smallpox mortality in London, England and Wales 1861-1900
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Smallpox mortality in London, England and Wales 1861-1900. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Smallpox mortality in London, England and Wales 1861-1900. Wellcome Collection. Source: Wellcome Collection.