Archiv für Schiffs- und Tropen-Hygiene.
Licence: In copyright
Credit: Archiv für Schiffs- und Tropen-Hygiene. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/L0015203/full/800%2C/0/default.jpg)
Licence: In copyright
Credit: Archiv für Schiffs- und Tropen-Hygiene. Wellcome Collection. Source: Wellcome Collection.