Friedrich Heinrich Alexander von Humboldt. Photogravure after F. G. Weitsch, 1806.
- Weitsch, Friedrich Georg, 1758-1828.
- Reference:
- 4384i
Licence: Public Domain Mark
Credit: Friedrich Heinrich Alexander von Humboldt. Photogravure after F. G. Weitsch, 1806. Wellcome Collection. Source: Wellcome Collection.
