| 其他書名 | Secret Agent of Napoleon III (1850-58), Cavour (1859-1861), Antonelli (1861-62), Francis II (1862-1864), the Emperor of Austria (1864-1867). |
| 出版 | Remington & Company, 1888 |
| URL | http://books.google.com.hk/books?id=CrUyAQAAIAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |