Freeman Bibliographical Database
| Identifier: | F3581 |
| Date: | 1861--1938 |
| Concise reference: | Darwin, C. R. 1938. [Letter to John Gould, 1861]. In Maggs Bros. Autograph letters: historical documents…no. 659. London, p. 30. |
| Detailed reference: | (John van Wyhe, 2023) |