From W. W. Keen [May–June? 1874]
Summary
CD’s theory has his qualified support.
He suggests the inheritance of syphilis as an example of sexual selection.
Gives an example of inherited expression in his wife’s and daughter’s frowns.
| Author: | William Williams Keen |
| Addressee: | Charles Robert Darwin |
| Date: | [May–June? 1874] |
| Classmark: | DAR 169: 2 |
| Letter no: | DCP-LETT-9437 |
From W. W. Keen 18 June 1874
Summary
The lack of a hereditary effect of circumcision among Jews argues against CD’s views.
| Author: | William Williams Keen |
| Addressee: | Charles Robert Darwin |
| Date: | 18 June 1874 |
| Classmark: | DAR 169: 3 |
| Letter no: | DCP-LETT-9500 |
From W. W. Keen 26 September 1873
Summary
Sends corrections of Descent and Expression.
| Author: | William Williams Keen |
| Addressee: | Charles Robert Darwin |
| Date: | 26 Sept 1873 |
| Classmark: | DAR 89: 24–5, DAR 169: 2, and Expression 2d ed., p. 169 n. 19 |
| Letter no: | DCP-LETT-9072 |
Addressee
| Darwin, C. R. | (3) |
Correspondent
| Darwin, C. R. | (3) |
| Keen, W. W. | (3) |
