To W. D. Fox 6 February [1868]
Summary
There is so much detail in Variation that WDF will never be able to finish it. Some chapters, like that on reversion, are "curious".
| Author: | Charles Robert Darwin |
| Addressee: | William Darwin Fox |
| Date: | 6 Feb [1868] |
| Classmark: | Christ’s College Library, Cambridge (MS 53 Fox 148) |
| Letter no: | DCP-LETT-5842 |
To W. D. Fox 25 February [1868]
Summary
Is working on "Sexual selection"; asks WDF to send observations on birds’ finding new mates during breeding season [see Descent 2: 103–7].
| Author: | Charles Robert Darwin |
| Addressee: | William Darwin Fox |
| Date: | 25 Feb [1868] |
| Classmark: | Christ’s College Library, Cambridge (MS 53 Fox 148a) |
| Letter no: | DCP-LETT-5929 |
To W. D. Fox 14 May [1868]
Summary
WDF’s letter gives CD the kind of facts he wants. His story about peacocks is so good that CD will quote it [Descent 2: 46].
Pleased WDF approves of his book [Variation]
– "beloved Pangenesis disagrees badly with many".
| Author: | Charles Robert Darwin |
| Addressee: | William Darwin Fox |
| Date: | 14 May [1868] |
| Classmark: | Christ’s College Library, Cambridge (MS 53 Fox 148b) |
| Letter no: | DCP-LETT-6172 |
To W. D. Fox 21 October [1868]
Summary
Reminds WDF to write about the "great magpie marriage". Sexual selection an "everlasting subject".
News of his children.
Asks for information on instances of sexual preference in animals and data on numbers of males and females born in various domesticated species.
| Author: | Charles Robert Darwin |
| Addressee: | William Darwin Fox |
| Date: | 21 Oct [1868] |
| Classmark: | Christ’s College Library, Cambridge (MS 53 Fox 149); DAR 266 |
| Letter no: | DCP-LETT-6426 |
To W. D. Fox 4 November 1868
Summary
Much interested in WDF’s letter on inheritance and courtship of birds. CD "in a great muddle" on many points.
Asks for further information on proportion of sexes in sheep.
| Author: | Charles Robert Darwin |
| Addressee: | William Darwin Fox |
| Date: | 4 Nov 1868 |
| Classmark: | Christ’s College Library, Cambridge (MS 53 Fox 150) |
| Letter no: | DCP-LETT-6447 |
To W. D. Fox 12 December [1868]
Summary
Thanks WDF for information about sheep and cattle.
Mentions corrections for new edition of Origin [5th ed. (1869)].
| Author: | Charles Robert Darwin |
| Addressee: | William Darwin Fox |
| Date: | 12 Dec [1868] |
| Classmark: | American Philosophical Society (Mss.B.D25.357) |
| Letter no: | DCP-LETT-6500 |
