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DCP-LETT-6151

From:
John Jenner Weir
To:
Charles Robert Darwin
Date:
[4–7] May 1868
Source of text:
DAR 84.1: 75–6, DAR 86: C3–4
Summary:

Proportion of sexes in ruffs [see Descent 1: 306].

Colour display in linnets, songbirds. Courtship display of Australian pigeon at zoo.

Contributor:
Darwin Correspondence Project

DCP-LETT-6160

From:
John Scott
To:
Charles Robert Darwin
Date:
4 May 1868
Source of text:
DAR 177: 118
Summary:

Replies to CD’s query on expression of emotions.

Contributor:
Darwin Correspondence Project
Text Online

FVM-68-05-04

From:
the Naturwissenschafter Verein zu Bremen
To:
Ferdinand von Mueller
Date:
4 May 1868
Source of text:
RB MSS M 199, box 5, Library, Royal Botanic Gardens Melbourne
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project
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