To Otto Zacharias [11 June 1875]
Summary
CD is convinced by the conclusions of Malthus.
| Author: | Charles Robert Darwin |
| Addressee: | Otto Zacharias |
| Date: | [11 June 1875] |
| Classmark: | Zacharias 1882, p. 80 |
| Letter no: | DCP-LETT-10013F |
To Otto Zacharias [before 3 January 1876]
Summary
In an article in Das Ausland, Zacharias explains CD’s objections to a theory of heredity outlined by Marcus Cohen. The text is an excerpt from CD’s letter to Zacharias on the subject.
| Author: | Charles Robert Darwin |
| Addressee: | Otto Zacharias |
| Date: | [before 3 January 1876] |
| Classmark: | Zacharias 1876, pp. 19–20 |
| Letter no: | DCP-LETT-10330F |
To Otto Zacharias 10 May 1876
Summary
Promises to send sheets of his new book [Cross and self-fertilisation].
| Author: | Charles Robert Darwin |
| Addressee: | Otto Zacharias |
| Date: | 10 May 1876 |
| Classmark: | American Philosophical Society (Mss.B.D25.492) |
| Letter no: | DCP-LETT-10502 |
To Otto Zacharias 5 October [1876]
Summary
The sheets of Cross and self-fertilisation will be sent to OZ as they become ready.
| Author: | Charles Robert Darwin |
| Addressee: | Otto Zacharias |
| Date: | 5 Oct [1876] |
| Classmark: | Swiss National Library, Helvetic Archives (SLA-Rhyn-06-d/03) |
| Letter no: | DCP-LETT-10632 |
To Otto Zacharias [24 February 1877]
Summary
Thanks OZ for a "magnificent Album".
On Beagle voyage CD believed in permanence of species. Had occasional vague doubts. In autumn of 1836 saw how many facts indicated common descent of species. In 1837 opened notebook to record facts.
| Author: | Charles Robert Darwin |
| Addressee: | Otto Zacharias |
| Date: | [24 Feb 1877] |
| Classmark: | Zacharias 1882, pp. 76–7 |
| Letter no: | DCP-LETT-10863 |
To Otto Zacharias 26 April 1877
Summary
CD has sent the pig’s foot to William Henry Flower to examine.
| Author: | Charles Robert Darwin |
| Addressee: | Otto Zacharias |
| Date: | 26 Apr 1877 |
| Classmark: | American Philosophical Society (Mss.B.D25.510) |
| Letter no: | DCP-LETT-10941 |
From W. H. Flower to Otto Zacharias 17 May 1877
Summary
Further discussion of structure of abnormal pig’s foot.
| Author: | William Henry Flower |
| Addressee: | Otto Zacharias |
| Date: | 17 May 1877 |
| Classmark: | American Philosophical Society (Mss.B.D25.512) |
| Letter no: | DCP-LETT-10962 |
To Otto Zacharias 17 April [1878]
Summary
Doesn’t know anything about the insects in question, but has sent the photographs on to an expert in London.
| Author: | Charles Robert Darwin |
| Addressee: | Otto Zacharias |
| Date: | 17 Apr [1878] |
| Classmark: | University of Southern California Libraries, Special Collections, Feuchtwanger Memorial Library (Collection no. 0204, Lion Feuchtwanger papers, Box 01) |
| Letter no: | DCP-LETT-11478F |
| letter | (8) |
| Darwin, C. R. | (7) |
| Flower, W. H. | (1) |
| Zacharias, Otto | (8) |
| Darwin, C. R. | (7) |
| Flower, W. H. | (1) |
