From the Boston Daily Advertiser: Eulogy by Professor Agassiz upon Baron von Humboldt... Agassiz, Louis (1807-1873) | Autor ohne Ort, 1859 Humboldt Sammlung

(Tribune, 15.9.1869.) Address by Professor Louis Agassiz in Boston. unbekannter Ort, 1869 Humboldt Sammlung