Search: 1830-1839 in date 
Herschel, John in author 
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Herschel2869

From:
Sir John Herschel
To:
Wilhelm Struve
Date:
[10 April 1830]
Source of text:
RS:HS 21.68
Summary:

Glad WS is coming to England but cautions that London empties in June. Congratulates WS on measurement of a 'great Northern arc.' Complains about the division of the Royal Society into 'parties'. Adds [James] South's results showing a sixth star, nearer than WS's fifth, in trapezium of Orion.

Contributor:
John Herschel Project

Herschel766

From:
Sir John Herschel
To:
Peter Stewart
Date:
[14 April 1830]
Source of text:
JHS.HCEJ.510
Summary:

About the upcoming christening, the health of Margaret, and JH's concern about the tone of Charles Babbage's upcoming book.

Contributor:
John Herschel Project

Herschel767

From:
Sir John Herschel
To:
Emilia Stewart
Date:
[15 April 1830]
Source of text:
JHS.HCEJ.509
Summary:

About arrangements for the christening of daughter Caroline, and about the health of the family.

Contributor:
John Herschel Project

Herschel768

From:
Sir John Herschel
To:
Margaret Brodie Herschel
Date:
[30 April 1830]
Source of text:
JHS.HCEJ.511
Summary:

Still making arrangements for the christening [see JH's 1830-4-15]; concerned that it should be done soon.

Contributor:
John Herschel Project

Herschel6170

From:
Sir John Herschel
To:
Peter Barlow
Date:
[8 May 1830]
Source of text:
RS:HS 3.295 & 21.69
Summary:

Sending a list of the stars to be observed to test the strength of his telescope.

Contributor:
John Herschel Project

Herschel2948

From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[10 May 1830]
Source of text:
Académie belgique: #2 (fragment (French) Académie belgique: #3)
Summary:

Tells AQ of 'negligent inattention' regarding Belgium's instruments. Has extracted promise from [William?] Simms that the equatorial should be finished by Christmas and mural circle within the following year. Mentions seeing Colonel Blake and [G. P.] Dandelin. Regrets [P. F.] Verhulst's illness. Discusses lichen.

Contributor:
John Herschel Project

Herschel3967

From:
Sir John Herschel
To:
Caroline Lucretia Herschel
Date:
[19 May 1830]
Source of text:
TxU:H/L-0575.1; Reel 1058
Summary:

Reports on good health and behavior of JH's new daughter, Caroline Emilia Herschel. Comments on Greek music and on recent results of the R.S.L. Glass Committee.

Contributor:
John Herschel Project

Herschel5305

From:
Sir John Herschel
To:
Charles Babbage
Date:
[22 May 1830]
Source of text:
RS:HS 2.252 (ACCS: RS:HS 25.1.1)
Summary:

Has read his book on the decline of science and thinks that the book may do some good. Comments on various parts, and outlines things that could happen as the result. Has replied to Encke's letter about Ephemeris.

Contributor:
John Herschel Project

Herschel879

From:
Sir John Herschel
To:
Dionysius Lardner
Date:
[22 May 1830]
Source of text:
RS:HS 25.1.2
Summary:

Is reluctant to sign any certificates for memberships in the R.S.L. just now [does not explain reason].

Contributor:
John Herschel Project

Herschel1832

From:
Sir John Herschel
To:
Thomas Hodgkin
Date:
[1830-5-24 or later]
Source of text:
WT.Ho A.3
Summary:

Thanks TH for some crystals, including borax, as well as a paper by J. J. Lister. JH has been cutting the borax crystals preparatory to grinding and polishing them; JH has used these crystals to observe a phenomenon previously seen with a mass of niter.

Contributor:
John Herschel Project

Herschel608

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[25 May 1830]
Source of text:
RGO 6.803.137
Summary:

About the prices of telescope mirrors, and specifically the one of T. J. Hussey; recommends use of certain stars to test the optical quality of the mirror.

Contributor:
John Herschel Project

Herschel1480

From:
Sir John Herschel
To:
William Henry Smyth
Date:
[27 May 1830]
Source of text:
APS B.Sm98.5 (C: RS:HS 21.70)
Summary:

Thanks WS for excerpt from Niccolo Cacciatore's letter; comments on the awarding of medals for merit, and points out some necessary conditions which must be considered if the observations of the satellites of Jupiter are to be used in determining the constant of aberration.

Contributor:
John Herschel Project

Herschel8270

From:
Sir John Herschel
To:
Henry Kater
Date:
[1830 to 1833]-5-31
Source of text:
RS:HS 19.76
Summary:

Arrangements for R.S.L. annual banquet. Lord High Admiral may attend.

Contributor:
John Herschel Project

Herschel8045

From:
Sir John Herschel
To:
Eliza Young
Date:
[5 June 1830]
Source of text:
RS:HS 18.312
Summary:

Received Thomas Young's portrait. Will send summary to Hudson Gurney soon. Suggests correction in proposed title.

Contributor:
John Herschel Project

Herschel8253

From:
Sir John Herschel
To:
Henry Kater
Date:
[6 June 1830]
Source of text:
RS:HS 19.59
Summary:

F. G. W. Struve will arrive in July. Before HK and wife leave for Continent next week, please leave directions how Struve may obtain Struve's scale.

Contributor:
John Herschel Project

Herschel993

From:
Sir John Herschel
To:
James South
Date:
[7 June 1830]
Source of text:
RS:HS 25.1.3
Summary:

Is defending a change in notation for the angles of position system that JH introduced in a paper. [Postscript dated 1830-7-7 marked 'Private' and deals with business relating to the Athenaeum and a comment on Charles Babbage's book.]

Contributor:
John Herschel Project

SOMERVILLE240

From:
John Herschel
To:
Mary Somerville
Date:
15 Jun 1830
Source of text:
HS 16.337, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
Text Online

Herschel2646

From:
Sir John Herschel
To:
Mary Somerville
Date:
[15 June 1830]
Source of text:
RS:HS 16.337 (C: RS:HS 21.71)
Summary:

Will bring her manuscript [Mechanism of the Heavens]. Apologizes for holding it so long. Critiques various passages concerning permanent rotation and equations of stability. Sends condolences on Dr. Somerville's loss.

Contributor:
John Herschel Project, Brigitte Stenhouse

Herschel8254

From:
Sir John Herschel
To:
Hudson Gurney
Date:
[25 June 1830]
Source of text:
RS:HS 19.60
Summary:

Submits JH's manuscript on Thomas Young's mathematical works for HG's biography of Young. Notes their excessive obscurity. Reasons for insisting that JH's name be added no longer exist. Asks HG's votes for two candidates for Athenaeum.

Contributor:
John Herschel Project

Herschel8863

From:
Sir John Herschel
To:
Hudson Gurney
Date:
[25 June 1830]
Source of text:
Letter from J. F. W. Herschel [Containing Remarks on Dr. Young's Mathematical an
Summary:

Provides HG [who was writing a biography of Thomas Young] with a detailed evaluation of Young's contributions to physical science, e.g., Young's development of the principle of interference in optics.

Contributor:
John Herschel Project
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