| 其他書名 | 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 |
| 出版 | Trübner and Company, 1860 |
| URL | http://books.google.com.hk/books?id=h_xCAAAAIAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |