Laboratory and library of an apothecary - physician, showing books on shelves, drug jars, distilling, etc. and the proprietor examining a flask; below, verses in German.

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: Laboratory and library of an apothecary - physician, showing books on shelves, drug jars, distilling, etc. and the proprietor examining a flask; below, verses in German. Wellcome Collection. Source: Wellcome Collection.