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Darwin, Francis in correspondent 
1870-1879::1872 in date 
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From:
Charles Robert Darwin
To:
Francis Darwin
Date:
6 Jan 1872
Source of text:
Natural History Museum, Library and Archives (General Manuscripts MSS DAR 29)
Summary:

Asks FD questions about his sketch [missing] of ridges and furrows. [FD’s answers are interlined.]

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Francis Darwin
Date:
13 May [1872]
Source of text:
DAR 153: 17
Summary:

Will FD try to persuade A. D. Bartlett to show a live snake to a porcupine and observe whether the porcupine rattles the quills on its tail? [See 8333.]

Contributor:
Darwin Correspondence Project
From:
Samuel Butler
To:
Francis Darwin
Date:
[before 30 May 1872]
Source of text:
DAR 106: A6–7
Summary:

Sends drawings of dogs in different attitudes, drawn by his friend A. May. FD should not trouble CD unless he thinks the drawings will please him. [See Expression, pp. 54–5.]

Contributor:
Darwin Correspondence Project
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From:
Francis Darwin
To:
Charles Robert Darwin
Date:
[before 30 June 1872]
Source of text:
DAR 162: 52
Summary:

Quickening of heart-beat in fear. A. H. Garrod does not think that this means that the heart is working harder.

Contributor:
Darwin Correspondence Project
From:
Francis Darwin
To:
Charles Robert Darwin
Date:
[before 30 June 1872]
Source of text:
DAR 162: 53
Summary:

A. H. Garrod on relationship of heart-beat to amount of work done by heart.

Contributor:
Darwin Correspondence Project
From:
Alfred Henry Garrod
To:
Francis Darwin
Date:
30 June [1872]
Source of text:
DAR 165: 10
Summary:

Sends an account of an attempt to take a sphygmograph tracing of a woman during fright

and some references that might apply to CD’s work on pulse rates during rage and fright.

Contributor:
Darwin Correspondence Project
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From:
Francis Darwin
To:
Charles Robert Darwin
Date:
[after Aug 1872?]
Source of text:
DAR 162: 54
Summary:

Sends quotation from Armand Trousseau, Lectures on clinical medicine [1868–72] 5: 213, on interruption of menstruation in young girls upon changing schools, as an example of the effect of changed conditions of life.

Contributor:
Darwin Correspondence Project
From:
Francis Darwin
To:
Charles Robert Darwin
Date:
[before 22 Aug 1872]
Source of text:
DAR 195.3: 67
Summary:

Sutton says monkeys often vomit, but cannot say whether they do it voluntarily.

Contributor:
Darwin Correspondence Project