To Charles Lyell 3 October [1860]
Summary
Comments on letter from Jeffries Wyman.
Discusses reprinting reviews by Asa Gray.
Mentions views of W. S. Symonds on the geological record.
Discusses descent of turtles and tortoises.
The universality of variation.
Notes only a few species leave modified descendants.
Discusses Apteryx.
Variation among pigeons.
Comments on fertility among hybrids.
Does not agree that he makes natural selection do too much work.
Author: | Charles Robert Darwin |
Addressee: | Charles Lyell, 1st baronet |
Date: | 3 Oct [1860] |
Classmark: | American Philosophical Society (Mss.B.D25.230) |
Letter no: | DCP-LETT-2935 |
To Charles Lyell 5 [October 1860]
Summary
Discusses views of T. V. Wollaston concerning island species related to those of mainland; possible land connection between islands and mainland.
Comments on bats of Atlantic islands.
Plant extinction on St Helena.
Experiments on Drosera.
Bronn’s objections [to the Origin] at end of his translation.
Author: | Charles Robert Darwin |
Addressee: | Charles Lyell, 1st baronet |
Date: | 5 [Oct 1860] |
Classmark: | American Philosophical Society (Mss.B.D25.231) |
Letter no: | DCP-LETT-2938 |
To Charles Lyell 8 October [1860]
Summary
Encloses advertisement [for C. R. Bree, Species not transmutable (1860)].
Discusses Bronn’s chapter of criticisms.
Mentions variation in rats.
Has ordered book by Bree.
Discusses suggestion that southern corners of Australia may once have been islands.
Mentions "wild speculations" about change in earth’s axes.
CL’s ideas on variation.
Author: | Charles Robert Darwin |
Addressee: | Charles Lyell, 1st baronet |
Date: | 8 Oct [1860] |
Classmark: | American Philosophical Society (Mss.B.D25.232) |
Letter no: | DCP-LETT-2942 |