Licence: In copyright
Credit: El tónico más.. + : Iodo-Peptonoids / The Arlington Chemical Company. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/b28884620_0002.jp2/full/800%2C/0/default.jpg)
Licence: In copyright
Credit: El tónico más.. + : Iodo-Peptonoids / The Arlington Chemical Company. Source: Wellcome Collection.