Occupational death rates; 1890-1912
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Occupational death rates; 1890-1912. Wellcome Collection. Source: Wellcome Collection.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: Occupational death rates; 1890-1912. Wellcome Collection. Source: Wellcome Collection.