Freeman Bibliographical Database
| Identifier: | F1421 |
| Date: | 1889 |
| Concise reference: | Darwin, C. R. 1889. [Extracts from Darwin's notes] in Romanes, George J. Animal intelligence. 5th ed. London: Kegan Paul Trench and Co. |
| Detailed reference: | 1421. 1889 London, Kegan Paul Trench and Co. As F1420, but fifth edition. [338 |