| 其他書名 | Being the Substance of a Lecture Delivered in the Woodwardian Museum, Cambridge, 1878, and Before the Geologists' Association, 1879 |
| 出版 | Trübner, 1880 |
| URL | http://books.google.com.hk/books?id=PwgAAAAAQAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |