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To Armand de Quatrefages 27 March [1863]
Summary
Specimens obtained from Charles Martins will be most interesting.
Comments on QdeB’s book [Physiologie comparée (1862)].
| Author: | Charles Robert Darwin |
| Addressee: | Jean Louis Armand (Armand de Quatrefages) Quatrefages de Bréau |
| Date: | 27 Mar [1863] |
| Classmark: | Bibliothèque nationale de France, département des Manuscrits (Manuscripts NAF 11824 ff. 76–7) |
| Letter no: | DCP-LETT-4437 |
From Armand de Quatrefages 25 March 1863
Summary
Charles Martins of Montpellier will collect the varieties of silkworm for CD.
QdeB is battling with the polygenists in the Société d’Anthropologie.
| Author: | Jean Louis Armand (Armand de Quatrefages) Quatrefages de Bréau |
| Addressee: | Charles Robert Darwin |
| Date: | 25 Mar 1863 |
| Classmark: | DAR 175: 2 |
| Letter no: | DCP-LETT-4066 |
From Armand de Quatrefages [28 March] – 11 April 1863
Summary
Continues to support, in debates at the Société d’Anthropologie, the view that variability of animals and anatomical modifications are produced by environment. Wishes to use CD’s niata cattle example from Journal of researches [2d ed., pp. 145–6].
| Author: | Jean Louis Armand (Armand de Quatrefages) Quatrefages de Bréau |
| Addressee: | Charles Robert Darwin |
| Date: | [28 Mar] – 11 Apr 1863 |
| Classmark: | DAR 175: 3 |
| Letter no: | DCP-LETT-4082 |
