Friedrich Heinrich Alexander von Humboldt. Lithograph by J. Boilly, 1821.
- Boilly, Julien Léopold, 1796-1874.
- Date:
- 1821
- Reference:
- 4394i
Licence: Public Domain Mark
Credit: Friedrich Heinrich Alexander von Humboldt. Lithograph by J. Boilly, 1821. Wellcome Collection. Source: Wellcome Collection.
