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DCP-LETT-9427F

From:
John Scott Burdon Sanderson, 1st baronet
To:
Charles Robert Darwin
Date:
25 Apr 1874
Source of text:
DAR 58.2: 65–70
Summary:

Purpose of experiments was to determine digestive activity of liquids containing pepsin. Gives required amounts of hydrochloric, propionic, butyric and valerianic acids. Describes experiment and gives results. Also experimented on digestive activity of butyric acid at greater temperatures than the termperature of the body.

Contributor:
Darwin Correspondence Project
Text Online

FL-0750

From:
Darwin, Emma
To:
Litchfield, H. E.
Date:
[25 April 1874]
Source of text:
DAR 219.9: 111
Summary:

No summary available.

Contributor:
Darwin Family Letters
Text Online

FVM-74-04-25

From:
Ferdinand von Mueller
To:
William Branwhite Clarke
Date:
25 April 1874
Source of text:
ML MSS.3608 Clarke papers, Mitchell Library, State Library of New South Wales, Sydney.For a published version of this letter, see Moyal (2003), pp. 1029-30
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project
Text Online

WCP519

From:
Arabella Burton Fisher (née Buckley)
To:
Alfred Russel Wallace
Date:
25 April 1874
Source of text:
Natural History Museum, London: NHM WP1/8/48
Summary:

Letter on mourning paper, offering condolences on the death of ARW's son Bertie (Herbert Spencer Wallace). Possible Spiritualist contact with Bertie through her, her sister or the medium Mrs Guppy; enclosing a transcription in an other hand, signed "Janie", of an alleged conversation held on April 25 and 26, with spirits, about Bertie; including the claim that he was now in the care of his Uncle Herbert. Annotated in pencil [in ARW's hand] "A B Buckley (Fisher)".

Contributor:
Alfred Russel Wallace Correspondence Project

DCP-LETT-9427

From:
Charles Robert Darwin
To:
Michael Foster
Date:
25 Apr [1874]
Source of text:
Imperial College of Science, Technology and Medicine Archives (Huxley 4: 71)
Summary:

Has received circulars, and contributions from Lyell and George Busk [for Naples biological station].

Contributor:
Darwin Correspondence Project
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