Friedrich Heinrich Alexander von Humboldt. Stipple engraving by C. Cook after Emma Gaggiotti-Richards, 1854.
- Gaggiotti-Richards, Emma.
- Reference:
- 4401i
Licence: Public Domain Mark
Credit: Friedrich Heinrich Alexander von Humboldt. Stipple engraving by C. Cook after Emma Gaggiotti-Richards, 1854. Wellcome Collection. Source: Wellcome Collection.