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1860-1869::1862::04 in date 
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From:
Sir Joseph Dalton Hooker
To:
Dr Thomas Anderson
Date:
11 April 1862
Source of text:
JDH/2/3/1 f.32-33, The Royal Botanic Gardens, Kew
Summary:

No summary available.

Contributor:
Hooker Project
From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[12 April 1862?]
Source of text:
Académie belgique: #26
Summary:

Informs JH of his grief over losing his son and his wife. His other son has left the military and now is helping AQ. Talks of Prince Albert's death. Asks JH not to forget AQ.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[12 April 1862]
Source of text:
RGO 6.200.16
Summary:

Needs to know, from JH, the date of the nebula observations [see GA's 1862-4-9].

Contributor:
John Herschel Project
From:
John Frederick William Herschel
To:
John Tyndall
Date:
April 12/62
Source of text:
MS JT/1/H/98, RI
Summary:

No summary available.

Contributor:
Tyndall Project
From:
Andrew Dickson (Andrew) Murray
To:
Charles Robert Darwin
Date:
12 Apr 1862
Source of text:
DAR 171.2: 325
Summary:

AM did not borrow a Samuel Scudder pamphlet from CD; in fact he was not aware of its existence.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Daniel Oliver
Date:
12 [Apr 1862]
Source of text:
DAR 261.10: 1 (EH 88205985)
Summary:

DO’s observations on polymorphism in Primula and Campanula. CD recognises three classes of dimorphism, as in Primula, Thymus, and Campanula and violets.

DO’s Campanula paper and Royal Institution lecture [Not. Proc. R. Inst. G. B. 3 (1858–62): 431–3].

CD’s interest in Fumariaceae from A. Gray’s comments on "selfing".

Bees bite holes in flowers when same species grows in high density.

Organisation of CD’s notes.

Contributor:
Darwin Correspondence Project
From:
Sir John Herschel
To:
John Tyndall
Date:
[12 April 1862]
Source of text:
RS:HS 17.390b (C: 23.367; C: RI 516-17)
Summary:

Remarks on JT's papers on radiant heat and related role of moisture. Will send requested sample of rock salt. Explains difficulties using it and hopes JT will have better success, perhaps even repeating JH's experiments.

Contributor:
John Herschel Project
Text Online
From:
Darwin, Emma
To:
Darwin, W. E.
Date:
[c. 13 April 1862]
Source of text:
DAR 219.1: 53
Summary:

No summary available.

Contributor:
Darwin Family Letters
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[13 April 1862]
Source of text:
RGO 6.200.18
Summary:

Responds carefully to the question of observational, and reduction, dates [see GA's 1862-4-12].

Contributor:
John Herschel Project
From:
Joseph Plateau
To:
John Tyndall
Date:
14 Avril 1862
Source of text:
MS JT/1/P/94, RI
Summary:

No summary available.

Contributor:
Tyndall Project
From:
Daniel Oliver
To:
Charles Robert Darwin
Date:
14 Apr 1862
Source of text:
DAR 101: 54–5
Summary:

Discusses primrose ovules,

Atlantis paper [Nat. Hist. Rev. (1862): 149–70],

plant migrations;

Corydalis.

Contributor:
Darwin Correspondence Project
From:
Edward Sabine
To:
William Sharpey
Date:
14 April 1862
Source of text:
MM/19/33, Royal Society
Summary:

No summary available.

Contributor:
Royal Society
Text Online
From:
Ferdinand von Mueller
To:
Edward Ramsay
Date:
15 April 1862
Source of text:
ML MSS.562, Letters to E. P. Ramsay 1862-91, Mitchell Library, State Library of New South Wales, Sydney
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project
Text Online
From:
Ferdinand von Mueller
To:
John Macadam
Date:
15 April 1862
Source of text:
MS 11663 Royal Society of Victoria records, box 2/2, La Trobe Australian Manuscripts Collection, State Library of Victoria, Melbourne
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project
Text Online
From:
Ferdinand von Mueller
To:
William Stawell
Date:
15 April 1862
Source of text:
MS 13071 Royal Society of Victoria Exploration Committee records, box 2078/3, La Trobe Australian Manuscripts Collection, State Library of Victoria, Melbourne
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project
From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
[15 Apr 1862]
Source of text:
DAR 101: 31
Summary:

Is it convenient for him and Willy to come to Down from Thursday to Sunday?

Contributor:
Darwin Correspondence Project
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From:
John Tyndall
To:
George Gabriel Stokes
Date:
Undated
Source of text:
MS.Add.7656/T553,1(4)-4(4), Stokes Correspondence
Summary:

No summary available.

Contributor:
Tyndall Project
From:
John Tyndall
To:
John Frederick William Herschel
Date:
15th April 1862
Source of text:
HS 17.391, RS
Summary:

No summary available.

Contributor:
Tyndall Project
From:
John Tyndall
To:
Sir John Herschel
Date:
[15 April 1862]
Source of text:
RS:HS 17.391 (C: RI 518)
Summary:

Finds JH's approval incredibly gratifying. Thanks for gift of rock salt. Is sending unscientific book; trusts JH's interests are broad enough to appreciate it.

Contributor:
John Herschel Project
Text Online
From:
Michael Faraday
To:
Henry Bence Jones
Date:
15 April 1862
Source of text:
RI MS F1 F5
Summary:

No summary available.

Contributor:
Faraday Project