Title: Letters of Alexander von Humboldt, written between the years 1827 and 1858, to Varnhagen von Ense : together with extracts from Varnhagen's diaries, and letters from Varnhagen and others to Humboldt
First published: 1860
Subjects: Correspondence
People: Alexander von Humboldt (1769-1859)
LC classification: Q143.H9 A22 1860