Freeman Bibliographical Database
| Identifier: | F3376 |
| Date: | 1873--1897 |
| Concise reference: | Darwin, C. R. 1897. [Letter to William Pengelly, 1873]. In Hester Pengelly ed., A memoir of William Pengelly of Torquay, F.R.S., geologist, with a selection from his correspondence. London: John Murray, pp. 229-30. |