From:
George Biddell Airy
To:
Sir John Herschel
Date:
[23 April 1861]
Source of text:
RS:HS 1.253
Summary:
Further remarks concerning his Magnetic Registers [see GA's 1861-4-22].
Contributor:
John Herschel Project
From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
23 [Apr 1861]
Source of text:
DAR 115: 91
Summary:
Lieut. F. W. Hutton’s original review [Geologist 4 (1861): 132–6, 183–8] understands that mutability cannot be directly proved.
CD met Bentham at Linnean Society and asked him to write up his views on mutability.
Opinion of Owen.
Conversation with Lyell on antiquity of man.
Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Joseph Dalton Hooker
Date:
23 [Apr 1861]
Source of text:
DAR 115: 98
Summary:
Offers to go to Henslow despite his own poor health.
Contributor:
Darwin Correspondence Project
Text Online
From:
Michael Faraday
To:
James Timmins Chance
Date:
23 April 1861
Source of text:
RI MS F1 N/4/39
Summary:
No summary available.
Contributor:
Faraday Project
From:
Charles Robert Darwin
To:
Daniel Oliver
Date:
23 Apr [1861]
Source of text:
Newcastle University Special Collections (Spence Watson/Weiss Archive GB186 SW/6/3)
Summary:
Congratulations on DO’s marriage.
Contributor:
Darwin Correspondence Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[23 April 1861]
Source of text:
RGO 6.694.321 (drafts RS:HS 1.252 & 23.329)
Summary:
Asks GA many questions about his magnetical explanation [see GA's 1861-4-22].
Contributor:
John Herschel Project
Text Online
From:
Darwin, Emma
To:
Darwin, W. E.
Date:
[24 April 1861]
Source of text:
DAR 219.1: 41
Summary:
No summary available.
Contributor:
Darwin Family Letters
Text Online
From:
Friedrich Max Müller
To:
Michael Faraday
Date:
24 April 1861
Source of text:
IET MS SC 2
Summary:
No summary available.
Contributor:
Faraday Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[24 April 1861]
Source of text:
RS:HS 1.254 (C: RGO 6.694.324)
Summary:
Regarding the evaporation of water as a source of electricity. Magnetic results in relation to the North Atlantic.
Contributor:
John Herschel Project
Text Online
From:
Robert Gordon
To:
Michael Faraday
Date:
24 April 1861
Source of text:
LMA CLC/526/MS 30108/4/120
Summary:
No summary available.
Contributor:
Faraday Project
Text Online
From:
Thomas Elliot
To:
William Hooker
Date:
24 April 1861
Source of text:
RBG Kew, Colonial floras, Kewensia, K9/655.59, ff. 46-7
Summary:
No summary available.
Contributor:
Correspondence of Ferdinand von Mueller Project
From:
Thomas Hamilton
To:
Sir John Herschel
Date:
[24 April 1861]
Source of text:
RS:HS 10.151
Summary:
Requesting JH's autograph.
Contributor:
John Herschel Project
Text Online
From:
Ferdinand von Mueller
To:
William Hooker
Date:
25 April 1861
Source of text:
RBG Kew, Directors' letters, vol. LXXV, Australian and Pacific letters 1859-65, letter no. 131
Summary:
No summary available.
Contributor:
Correspondence of Ferdinand von Mueller Project
From:
Charles Robert Darwin
To:
Jean Louis Armand (Armand de Quatrefages) Quatrefages de Bréau
Date:
25 Apr [1861]
Source of text:
DAR 147: 285
Summary:
Comments on QdeB’s Unité de l’espèce humaine [1861].
Discusses acceptance of his theory among scientists, especially geologists.
C. V. Naudin did not show how selection applied in nature, but Patrick Matthew clearly anticipated CD’s views.
Contributor:
Darwin Correspondence Project
Text Online
From:
Warren De La Rue
To:
Michael Faraday
Date:
25 April 1861
Source of text:
IET MS SC 2
Summary:
No summary available.
Contributor:
Faraday Project
From:
Charles Robert Darwin
To:
Thomas Davidson
Date:
26 Apr 1861
Source of text:
DAR 143: 372
Summary:
Asks TD to carry out research on brachiopods to see whether the forms in one formation are intermediate between those above and below.
Describes unpublished study of spirifers by J. W. Salter.
Contributor:
Darwin Correspondence Project
From:
Michael Faraday
To:
Agnes Greig
Date:
26 Apr 1861
Source of text:
MS3F-2
Summary:
No summary available.
Contributor:
Brigitte Stenhouse
Text Online
From:
Michael Faraday
To:
Agnes Greig
Date:
26 April 1861
Source of text:
Bod MS Somerville dep b.233 MS 3 F1
Summary:
No summary available.
Contributor:
Faraday Project
Text Online
From:
Warren De La Rue
To:
Michael Faraday
Date:
26 April 1861
Source of text:
IET MS SC 2
Summary:
No summary available.
Contributor:
Faraday Project
From:
Charles Robert Darwin
To:
The Field
Date:
[before 27 Apr 1861]
Source of text:
The Field, the Farm, the Garden, the Country Gentleman’s Newspaper 17 (1861): 358
Summary:
Requests facts concerning the colour of the parents of true dun horses. His interest also in the colour and presence of spinal stripes of dun horses or ponies before they lose their first hair.
Contributor:
Darwin Correspondence Project