Optics: spectra of various gases. Colour aquatint by R.H. Digeon, ca. 1883.
- Date:
- 1883
- Reference:
- 47498i
Licence: Public Domain Mark
Credit: Optics: spectra of various gases. Colour aquatint by R.H. Digeon, ca. 1883. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0025375/full/800%2C/0/default.jpg)