Search: Herschel, John in author 
1830-1839::1831 in date 
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Showing 41–60 of 111 items

Herschel9077

From:
Sir John Herschel
To:
William Whewell
Date:
[16 May 1831]
Source of text:
TC, Camb. Add. Ms.a.20720 (C: RS:HS 21.81)
Summary:

Is sending WW a large collection of writings on optics and light.

Contributor:
John Herschel Project

Herschel1018

From:
Sir John Herschel
To:
Wilhelm Struve
Date:
[17 May 1831]
Source of text:
RS:HS 25.2.7
Summary:

Discusses a variety of observations related to double stars, and asks FS to make some specific observations to compare with JH's work. Reveals JH's dream of going to the Southern Hemisphere for a number of years, but asks FS to keep it quiet, as 'many ties' stand in the way.

Contributor:
John Herschel Project

Herschel3755

From:
Sir John Herschel
To:
Caroline Lucretia Herschel
Date:
[22 May 1831]
Source of text:
TxU:H/L-0576.3; Reel 1058
Summary:

Has determined the periods of four double stars. JH considers the determination of the elliptical orbits of double stars as 'one of the greatest [discoveries] ever made.'

Contributor:
John Herschel Project

Herschel1019

From:
Sir John Herschel
To:
William Rutter Dawes
Date:
[30 May 1831]
Source of text:
RS:HS 25.2.8
Summary:

Comments with great satisfaction on WD's observations, and their close agreement with JH's for many of the same double stars.

Contributor:
John Herschel Project

SOMERVILLE248

From:
John Herschel
To:
Mary Somerville
Date:
6? Jun? 1831?
Source of text:
HS 16.345, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

Herschel776

From:
Sir John Herschel
To:
Emilia Stewart
Date:
[6 June 1831]
Source of text:
JHS.HCEJ.518a
Summary:

Announces the birth of JH's second daughter, Isabella, of whom JH draws a picture; all are well.

Contributor:
John Herschel Project

Herschel12813

From:
Sir John Herschel
To:
Joseph Langton
Date:
[6 June 1831]
Source of text:
TxU:H/L-0219; Reel 1054
Summary:

Sorry to hear of JL's financial misfortune. Must delay responding to JL's request until JH confers with JH's wife.

Contributor:
John Herschel Project

Herschel777

From:
Sir John Herschel
To:
Emilia Stewart
Date:
[8 June 1831]
Source of text:
JHS.HCEJ.518b
Summary:

Margaret Herschel's health is good, and baby Isabella is blooming; JH draws another sketch of Isabella.

Contributor:
John Herschel Project

Herschel5973

From:
Sir John Herschel
To:
Francis Baily
Date:
[8 June 1831]
Source of text:
RS:HS 3.98 (draft: RS:HS 3.97 & C: 21.83)
Summary:

His views on seeing Frederick Augustus (Duke of Sussex) about rooms for the R.A.S., and the actions of the Duke.

Contributor:
John Herschel Project

Herschel12814

From:
Sir John Herschel
To:
Joseph Langton
Date:
[8 June 1831]
Source of text:
TxU:H/L-0220; Reel 1054
Summary:

Offers to loan JL £300 without interest or collateral to meet 'unjustificable severity' of JL's landlord. Tell JL's son to call on JH to discuss loan and unsatisfactory condition of the Merke [Herschel family's farm property].

Contributor:
John Herschel Project

Herschel10285

From:
Sir John Herschel
To:
Basil Hall
Date:
[9 June 1831]
Source of text:
RS:HS 9.168 & 21.82
Summary:

Was pleased to receive his letter and comments on his book (Prelim. Discourse). Much of the book was written in great haste, but will bear his comments in mind should a new edition be required.

Contributor:
John Herschel Project
Text Online

Herschel2654

From:
Sir John Herschel
To:
Mary Somerville
Date:
[11 June 1831]
Source of text:
RS:HS 16.345 (C: RS:HS 21.84)
Summary:

Returns proofs and sends a few remarks concerning them. Discusses difficulty of measuring Eta Coronae. Anxious to see her [Mechanism of the Heavens]. Has another daughter [Isabella].

Contributor:
John Herschel Project, Brigitte Stenhouse

Herschel1831

From:
Sir John Herschel
To:
Thomas Hodgkin
Date:
[11 June 1831]
Source of text:
WT.Ho A.2
Summary:

Is arranging to spend an evening with TH and [J. J.] Lister.

Contributor:
John Herschel Project

Herschel1483

From:
Sir John Herschel
To:
William Henry Smyth
Date:
[11 June 1831]
Source of text:
APS B.Sm98.8 (C: RS:HS 21.85)
Summary:

Sends double star observations and periods. Asks WS if he has met W. R. Dawes. JH believes JH's eyes to be lacking in light sensitivity.

Contributor:
John Herschel Project

Herschel1020

From:
Sir John Herschel
To:
Walter Forman
Date:
[16 June 1831]
Source of text:
RS:HS 25.2.9
Summary:

A stiff and formal letter telling WF very clearly that JH fully agrees with the Newtonian system [as WF clearly does not], and that JH would not consider trying to apply pressure to the editors of philosophical magazines to publish WF's writings, in spite of threats from WF.

Contributor:
John Herschel Project

Herschel5316

From:
Sir John Herschel
To:
Charles Babbage
Date:
[23 June 1831]
Source of text:
RS:HS 2.263
Summary:

Will come up to town and meet David Brewster. Effect of violet light on chemical compound. Gives some of his recent astronomical observations.

Contributor:
John Herschel Project

Herschel3137

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[24 June 1831]
Source of text:
TCD 1493:75
Summary:

Thanks for sending extension of JH's theorem and expresses its significance. Will send copy of paper on differential and integral calculus. Includes results of calculations of orbits of double stars and mentions orbits of satellites.

Contributor:
John Herschel Project

Herschel1830

From:
Sir John Herschel
To:
James Hudson
Date:
1831-6-[27/28]
Source of text:
APS B.H435p.5
Summary:

Writes to tell James Hudson where to find tables that will allow comparison between Italian and English measurements.

Contributor:
John Herschel Project

Herschel1021

From:
Sir John Herschel
To:
Walter Forman
Date:
[28 July 1831]
Source of text:
RS:HS 25.2.10
Summary:

WF's manuscript, which JH returned with his letter of 1831-6-16, has not been received by WF. JH suggests some possibilities as to what might have happened, and deplores the tone of WF's letters, indicating that this tone causes JH to decline further correspondence on the subject.

Contributor:
John Herschel Project

SOMERVILLE252

From:
John Herschel
To:
William Somerville
Date:
29 Jul 1831
Source of text:
HS 16.391, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
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