Search: Herschel, John in author 
1830-1839::1830::05 in date 
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Showing 1–9 of 9 items

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
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