Humboldt an <persName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0003476 http://d-nb.info/gnd/118661604">Aimé Bonpland</persName>, <placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0008129 https://www.geonames.org/2988507">Paris</placeName>, undatiert (nach Februar 1813) (<bibl xmlns="http://www.tei-c.org/ns/1.0" corresp="https://edition-humboldt.de/XUTKHUAN">Humboldt 2004</bibl>, 61).