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Text Online
From:
Darwin, Emma
To:
Darwin, H. E.
Date:
[13 April 1868]
Source of text:
DAR 219.9: 51
Summary:

No summary available.

Contributor:
Darwin Family Letters
From:
William Erasmus Darwin
To:
Charles Robert Darwin
Date:
[13 Apr 1868]
Source of text:
DAR 162: 98
Summary:

Action of facial muscles at onset of crying.

Contributor:
Darwin Correspondence Project
From:
George Henslow
To:
Charles Robert Darwin
Date:
13 Apr 1868
Source of text:
DAR 166: 166
Summary:

Thanks for Casimir de Candolle’s paper ["Théorie de l’angle unique en phyllotaxie", Arch. Sci. Phys. & Nat. 23 (1865): 199–212].

Contributor:
Darwin Correspondence Project
From:
Roland Trimen
To:
Charles Robert Darwin
Date:
13 Apr 1868
Source of text:
DAR 85: B50–1
Summary:

Extract from Émile Blanchard’s Metamorphoses, moeurs et instincts des insectes [1868], on attraction of males by female Lepidoptera, and possible explanation.

Contributor:
Darwin Correspondence Project
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