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From:
Charles Robert Darwin
To:
Richard Owen
Date:
[Apr? 1848]
Source of text:
R. S. Owen 1894, 1: 209
Summary:

Pleased at RO’s praise of Coral reefs.

Has read with very great interest RO’s "Report on the archetype" [Rep. BAAS 16 (1846): 169–340]. RO should give name to every letter or number in his woodcuts.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Stevens Henslow
Date:
[1 Apr 1848]
Source of text:
DAR 93: A17
Summary:

Thanks JSH for his address [Address delivered in the Ipswich Museum on 9th March 1848]. Questions a sentence which implies that only the practical use of a scientific discovery makes it worth while. The instinct for truth justifies science without any practical results. Cites his work on cirripedes.

Contributor:
Darwin Correspondence Project
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From:
Sir John Herschel
To:
[William Radcliffe Birt]
Date:
[1848-4?]
Source of text:
RS:HS 19.171
Summary:

Returned [WB's] manuscript with Admiralty notes last week. Concerned, because postal service lost C. R. Darwin's manuscript when JH returned it.

Contributor:
John Herschel Project
From:
William Radcliffe Birt
To:
Sir John Herschel
Date:
[1 April 1848]
Source of text:
RS:HS 4.124
Summary:

Has forwarded the manuscript, with notes, to the Admiralty and JH should receive it in a few days. Leaves the arrangement to him. Did he receive his letter of 15 Jan. and a copy of his Southampton report?

Contributor:
John Herschel Project
From:
D. François J. Arago
To:
Sir John Herschel
Date:
[2 April 1848]
Source of text:
RS:HS 1.365
Summary:

Has received the Cape of Good Hope observations. Regarding work on the Board of Longitude. Has received the portrait of William Herschel.

Contributor:
John Herschel Project
From:
Charles Robert Darwin
To:
Richard Owen
Date:
[2 Apr 1848]
Source of text:
Houghton Library, Harvard University (MS Hyde 77: 2. 82. 1)
Summary:

Apologises for length of notes of advice for microscopic work.

Contributor:
Darwin Correspondence Project
From:
[Jacob Gijsbertus Samuel van] Breda
To:
Sir John Herschel
Date:
[3 April 1848]
Source of text:
RAS:JH Archive 10/5.96; Reel 9
Summary:

Acknowledges receipt of JH's Cape Results by Holland Society of Sciences.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
[William Radcliffe Birt]
Date:
[3 April 1848]
Source of text:
RS:HS 19.133
Summary:

Received [WB's] packet. JH has influenza, will read manuscript after recovery.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[3 April 1848]
Source of text:
TCD 1493:424
Summary:

Wonderingly admires WH's quaternions. Lady Herschel has not yet thanked Eliza Hamilton (WH's sister) for the poetry because of serious illness. Except for influenza, would wish WH's son to visit for Easter. Mentions 'political extravaganzas.'

Contributor:
John Herschel Project
Text Online
From:
Wallace, Alfred Russel & Bates, Henry Walter
To:
William Jackson Hooker
Date:
3 April 1848
Source of text:
Royal Botanic Gardens, Kew: DC English Letters 1848 Volume 26
Summary:

Thanks Hooker for letter of recommendation, which has helped them obtain passports. Will try to collect “interesting specimens for the Kew museum.”

Contributor:
Alfred Russel Wallace Correspondence Project
From:
Adam Sedgwick
To:
Sir John Herschel
Date:
[4 April 1848]
Source of text:
RS:HS 15.437
Summary:

Needs clarification of the relationship between the sun's rotation and the nebular hypothesis. Do the planets between Mars and Jupiter create problems for the hypothesis?

Contributor:
John Herschel Project
Text Online
From:
Robert Chambers
To:
William Kemp
Date:
4 Apr 1848
Source of text:
Cambridge University Library (MS Add. 10252/63)
Summary:

Has received measurements of alluvial terraces at Crawford.

Contributor:
Ruth Cramond
Text Online
From:
J. S. Henslow
To:
Charles Babbage
Date:
4 April 1848
Source of text:
British Library Add. 37194: 149-150
Summary:

Discusses establishment of the Museum of Economic Botany at Kew by William Jackson Hooker; asks about how to find a book of paper samples like one owned by Babbage for the Museum.

Contributor:
Henslow Correspondence Project
From:
Mary Somerville
To:
RAS
Date:
4 Apr 1848
Source of text:
Royal Astronomical Society
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
From:
Sophie Beckedorff
To:
Margaret Brodie Herschel
Date:
[4 April 1848]
Source of text:
RS:HS 4.5
Summary:

Death of her brother-in-law. Riots in Germany. Thanks for the gift.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[5 April 1848]
Source of text:
RS:HS 1.198 (C: RGO 6.9.201)
Summary:

Concerning object-glasses.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[5 April 1848]
Source of text:
RS:HS 1.199 (C: RGO 6.9.203)
Summary:

Concerning the new meridional instrument. Is JH coming to town soon?

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Adam Sedgwick
Date:
[5 April 1848]
Source of text:
RS:HS 15.438 (C: RS:HS 23.20)
Summary:

Family has been ill. Discusses possibilities for the formation of the sun and their effects on the law of area and the nebular hypothesis.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[5 April 1848]
Source of text:
RGO 6.9.204
Summary:

Willing to let GA choose the best objective lens [see GA's 1848-4-5]; then JH offers another possibility; all are ill at Collingwood.

Contributor:
John Herschel Project
From:
Charles Davidson Bell
To:
Sir John Herschel
Date:
[7 April 1848]
Source of text:
RS:HS 5.42
Summary:

Has found the plan of Sussex very useful on his travels. Comments on Brighton. Has seen his aunt and uncle. Has had no chance of visiting Clapham and so unable to send his sketch.

Contributor:
John Herschel Project