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To Charles Lyell 21 June [1859]
Summary
Discusses S. S. Haldeman’s paper ["Enumeration of the recent freshwater Mollusca", Boston J. Nat. Hist. 4 (1844): 468–84].
Centres of species origin.
Describes his corrections of Origin.
| Author: | Charles Robert Darwin |
| Addressee: | Charles Lyell, 1st baronet |
| Date: | 21 June [1859] |
| Classmark: | American Philosophical Society (Mss.B.D25.165) |
| Letter no: | DCP-LETT-2470 |
To Charles Lyell 28 [June 1859]
Summary
Thanks CL for copy of his paper ["Structure of lavas", Philos. Trans. R. Soc. Lond. 148 (1858): 703–86].
Promises him a copy of Origin.
| Author: | Charles Robert Darwin |
| Addressee: | Charles Lyell, 1st baronet |
| Date: | 28 [June 1859] |
| Classmark: | American Philosophical Society (Mss.B.D25.166) |
| Letter no: | DCP-LETT-2473 |
