From John Edward Gray 4 February 1868
Summary
Discussion of the pig in light of CD’s Variation.
Work of Hermann von Nathusius [Die Racen des Schweines (1860)].
| Author: | John Edward Gray |
| Addressee: | Charles Robert Darwin |
| Date: | 4 Feb 1868 |
| Classmark: | DAR 165: 213 |
| Letter no: | DCP-LETT-5839 |
From J. E. Gray 13 February 1868
Summary
JEG and Nathusius on pigs.
Reference to JEG’s paper on African and Indian cats [Proc. Zool. Soc. Lond. (1867): 258–77, 874–6].
| Author: | John Edward Gray |
| Addressee: | Charles Robert Darwin |
| Date: | 13 Feb 1868 |
| Classmark: | DAR 165: 215 |
| Letter no: | DCP-LETT-5875 |
Matches: 1 hit
- … the Proceedings Z. S that the Berkshire hog was nearest to it The Berkshire pig was known …
From J. E. Gray 15 February 1868
Summary
Slashing article on Variation in Athenæum.
Discussion of relationships of various pigs.
| Author: | John Edward Gray |
| Addressee: | Charles Robert Darwin |
| Date: | 15 Feb 1868 |
| Classmark: | DAR 165: 216 |
| Letter no: | DCP-LETT-5880 |
Matches: 1 hit
- … if it be true that the Domestic Chinese Hog is descended from that wild stock’. On the …
| letter | (3) |
| Gray, J. E. | (3) |
| Darwin, C. R. | (3) |
| Darwin, C. R. | (3) |
| Gray, J. E. |
| 1868 | (3) |
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…
Matches: 1 hits
- … ed. p. 12). ‘I have been the more glad to get your Hog case,’ Darwin confided to Wyman, ‘as I …
Darwin’s reading notebooks
Summary
In April 1838, Darwin began recording the titles of books he had read and the books he wished to read in Notebook C (Notebooks, pp. 319–28). In 1839, these lists were copied and continued in separate notebooks. The first of these reading notebooks (DAR 119…
