Freeman Bibliographical Database
| Identifier: | A5938 |
| Date: | 1851 |
| Concise reference: | Silliman, Benjamin. 1851. On the mammoth cave of Kentucky. American Journal of Science and Arts 2d ser. 11: 332-339. [Darwin Pamphlet Collection] |
| Identifier: | A5938 |
| Date: | 1851 |
| Concise reference: | Silliman, Benjamin. 1851. On the mammoth cave of Kentucky. American Journal of Science and Arts 2d ser. 11: 332-339. [Darwin Pamphlet Collection] |