Colliron (Evans) : a colloidal preparation containing 10 per cent iron and a trace of copper.
- Date:
- [approximately 1939?]
Licence: In copyright
Credit: Colliron (Evans) : a colloidal preparation containing 10 per cent iron and a trace of copper. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/b28685660_0001.jp2/full/800%2C/0/default.jpg)