Letters of Alexander von Humboldt to Varnhagen von Ense. / From 1827 to 1858. With extracts from Varnhagen's diaries, and letters of Varnhagen and others to Humboldt

by Alexander von Humboldt

1. Silently corrected obvious typographical errors and variations in spelling.
2. Retained archaic, non-standard, and uncertain spellings as printed.
3. Re-indexed footnotes using numbers and collected together at the end of the last chapter.