From Francis Darwin to J. H. Gilbert 8 June 1876
Summary
Asks about constituents of burnt soil.
| Author: | Francis Darwin |
| Addressee: | Joseph Henry Gilbert |
| Date: | 8 June 1876 |
| Classmark: | Rothamsted Research (GIL13) |
| Letter no: | DCP-LETT-10535F |
From David Forbes 1 March 1872
Summary
Sends information on composition of chalk at Shoreham and Folkestone.
| Author: | David Forbes |
| Addressee: | Charles Robert Darwin |
| Date: | 1 Mar 1872 |
| Classmark: | DAR 164: 149 |
| Letter no: | DCP-LETT-8233 |
Matches: 1 hit
- … low water Folkestone Carbonate of lime 94·09 — of Magnesium 0·31 Insoluble (rock …
Smith, C. A. (1827–1907)
Matches: 1 hit
- … as Springfield Daily Republican; Date: 09-19-1896; Page: 4; Location: Springfield, …
From Asa Gray 22 May 1877
Summary
Asked C. E. Bessey whether Lithospermum longiflorum was dimorphic like its relatives. Encloses CEB’s reply.
| Author: | Asa Gray |
| Addressee: | Charles Robert Darwin |
| Date: | 22 May 1877 |
| Classmark: | DAR 110: B53–7, DAR 165: 196 |
| Letter no: | DCP-LETT-10969 |
Matches: 1 hit
- … Corolla 1.14 Style .95 Stamens .98 Anthers .09 Pollen falling freely. Plant No 4 Flower 7 …
| Darwin, Francis | (1) |
| Forbes, David | (1) |
| Gray, Asa | (1) |
| Darwin, C. R. | (2) |
| Gilbert, J. H. | (1) |
| Darwin, C. R. | (2) |
| Darwin, Francis | (1) |
| Forbes, David | (1) |
| Gilbert, J. H. | (1) |
| Gray, Asa | (1) |
Evolution in Commentary
The writing of "Origin"
Summary
From a quiet rural existence at Down in Kent, filled with steady work on his ‘big book’ on the transmutation of species, Darwin was jolted into action in 1858 by the arrival of an unexpected letter (no longer extant) from Alfred Russel Wallace outlining a…
Correlation of growth: deaf blue-eyed cats, pigs, and poison
Summary
As he was first developing his ideas, among the potential problems Darwin recognised with natural selection was how to account for developmental change that conferred no apparent advantage. He proposed a ‘mysterious law’ of ‘correlation of growth’ where…
Abstract of Darwin’s theory
Summary
There are two extant versions of the abstract of Darwin’s theory of natural selection. One was sent to Asa Gray on 5 September 1857, enclosed with a letter of the same date (see Correspondence vol. 6, letter to Asa Gray, 5 September [1857] and enclosure).…
