The boiling and testing of opium by Chinese men watched by a European man. Wood-engraving by F. Dadd, c. 1880.
- Date:
- [c. 1880]
- Reference:
- 25046i
Licence: Public Domain Mark
Credit: The boiling and testing of opium by Chinese men watched by a European man. Wood-engraving by F. Dadd, c. 1880. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0019162/full/800%2C/0/default.jpg)