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From:
Charles Robert Darwin
To:
Jean Louis Armand (Armand de Quatrefages) Quatrefages de Bréau
Date:
3 July [1862]
Source of text:
Bibliothèque nationale de France, département des Manuscrits (Manuscripts NAF 11824 ff. 68–9)
Summary:

Can AdeQ verify the statement that the moths of the several races of the common silkworm are very similar?

When the female moth comes out of the cocoon, are her wings less developed than those of a male moth at the same stage?

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Jean Louis Armand (Armand de Quatrefages) Quatrefages de Bréau
Date:
27 Mar [1863]
Source of text:
Bibliothèque nationale de France, département des Manuscrits (Manuscripts NAF 11824 ff. 76–7)
Summary:

Specimens obtained from Charles Martins will be most interesting.

Comments on QdeB’s book [Physiologie comparée (1862)].

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Jean Louis Armand (Armand de Quatrefages) Quatrefages de Bréau
Date:
6 Mar 1869
Source of text:
Bibliothèque nationale de France, département des Manuscrits (Manuscripts NAF 11824 ff. 72–3)
Summary:

Wishes to introduce his son, George Howard Darwin.

Has glanced at the second of AdeQ’s articles on natural history in Revue de deux mondes; ordered first article but second is already out of print.

Contributor:
Darwin Correspondence Project