League ot Nation's course for foreign health officers, 1924.
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: League ot Nation's course for foreign health officers, 1924. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/M0014781/full/800%2C/0/default.jpg)
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: League ot Nation's course for foreign health officers, 1924. Wellcome Collection. Source: Wellcome Collection.