From Alfred Russel Wallace 20 January 1869
Summary
Dedication of Malay Archipelago to CD.
Comments on scientific papers.
| Author: | Alfred Russel Wallace |
| Addressee: | Charles Robert Darwin |
| Date: | 20 Jan 1869 |
| Classmark: | DAR 106: B73–4 |
| Letter no: | DCP-LETT-6561 |
From A. R. Wallace 30 January 1869
Summary
Argues that [general variability] of species, not single variations or sports, is basis for modification and adaptation to new conditions.
| Author: | Alfred Russel Wallace |
| Addressee: | Charles Robert Darwin |
| Date: | 30 Jan 1869 |
| Classmark: | DAR 106: B75–6 |
| Letter no: | DCP-LETT-6583 |
From A. R. Wallace 10 March 1869
Summary
Weir’s paper on relation of protection to colour of caterpillars [Trans. R. Entomol. Soc. Lond. (1869): 21–6; (1870): 337–9] confirms ARW’s hypothesis.
| Author: | Alfred Russel Wallace |
| Addressee: | Charles Robert Darwin |
| Date: | 10 Mar 1869 |
| Classmark: | DAR 106: B77–8 |
| Letter no: | DCP-LETT-6651 |
From A. R. Wallace 24 March 1869
Summary
Comments on Fritz Müller’s book [Facts and arguments for Darwin].
Responds to CD’s corrections of his work [Malay Archipelago].
Plumage of birds of paradise.
| Author: | Alfred Russel Wallace |
| Addressee: | Charles Robert Darwin |
| Date: | 24 Mar 1869 |
| Classmark: | DAR 84.1: 112–15 |
| Letter no: | DCP-LETT-6681 |
From A. R. Wallace 18 April [1869]
Summary
Expands upon their differences in regard to man and the question of the existence of forces not yet recognised by science.
| Author: | Alfred Russel Wallace |
| Addressee: | Charles Robert Darwin |
| Date: | 18 Apr [1869] |
| Classmark: | DAR 106: B79–80 |
| Letter no: | DCP-LETT-6703 |
From A. R. Wallace 23 June [1869]
Summary
Asks whether sexual selection could produce the changing plumules or "battledore" scales on the wings of certain butterflies.
| Author: | Alfred Russel Wallace |
| Addressee: | Charles Robert Darwin |
| Date: | 23 June [1869] |
| Classmark: | DAR 106: B81–2 |
| Letter no: | DCP-LETT-6797 |
From A. R. Wallace 20 October 1869
Summary
Looks forward to Descent, though he expects to find more to differ with than in any other of CD’s books.
Problems of usefulness of incipient organs and of the independent origin of similar complex organs are real difficulties.
Plans a little book on "Distribution of animals".
| Author: | Alfred Russel Wallace |
| Addressee: | Charles Robert Darwin |
| Date: | 20 Oct 1869 |
| Classmark: | DAR 106: B86–7 |
| Letter no: | DCP-LETT-6949 |
From A. R. Wallace 4 December [1869]
Summary
Inquires about arrangements for the German translation and publication of their original Linnean Society papers [Collected papers 2: 3–19].
ARW thinks he has hit upon a solution to problem of geological time.
| Author: | Alfred Russel Wallace |
| Addressee: | Charles Robert Darwin |
| Date: | 4 Dec [1869] |
| Classmark: | DAR 106: B88–9 |
| Letter no: | DCP-LETT-7019 |
| Darwin, C. R. | (8) |
| Darwin, C. R. | (8) |
| Wallace, A. R. | (8) |
