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From:
James South
To:
Sir John Herschel
Date:
[11 October 1825]
Source of text:
RS:HS 16.454
Summary:

Is sending his latest double stars observations to JH. Weather is making observation difficult. Will be in London in November; hopes to present paper at R.S.L.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[2 November 1825]
Source of text:
RS:HS 16.455
Summary:

Has been delayed in France, but is sending large collection of double star observations for JH's comments and analysis. Has dismantled JS's observatory in Passy as part of return of JS to England. Comments on P. S. Laplace.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James South
Date:
[11 November 1825]
Source of text:
RS:HS 16.456 (C: 20.224)
Summary:

R.S.L. Council will meet 17 Nov. to discuss awarding its Copley medal; hence JS's paper, to be presented to R.S.L. later that day, cannot be considered for the award. Other matters have prevented JH from preparing annotations of JS's latest paper on double stars.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James South
Date:
[1825?]
Source of text:
RS:HS 16.479 (C: RS:HS 25.13.27)
Summary:

Has examined Edward Sabine's transit measurements; finds them unproblematic.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James South
Date:
[1825]
Source of text:
RS:HS 16.481 (C: RS:HS 25.13.26)
Summary:

Has represented JS's interests as best JH can regarding JS's proposal. Describes himself as unskillful in such representations.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James South
Date:
[1825?]
Source of text:
RS:HS 16.482 (C: RS:HS 25.13.28)
Summary:

Defends Edward Sabine's transit observations, noting that JH supports them on practical rather than theoretical grounds.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Carl Friedrich Gauss
Date:
[3 August 1825]
Source of text:
NSUB Cod.Ms.Gauss 99 (C: RS:HS 20.221)
Summary:

Note to accompany the sending of a number of papers; comments on the orbits of double stars.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Unidentified
Date:
[1825-11]
Source of text:
Science Museum Archives MS 1006
Summary:

'Messrs. [Apsley] Pellatt and Green' will fill the pots on Monday. JH will attend. Asks correspondent to attend also. Has sent for Michael Faraday's approval a formula for making [the glass].

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Astronomische Nachrichten
Date:
[15 August 1825]
Source of text:
Astronomische Nachrichten, 4 (1826), 231-6
Summary:

Writing in response to claims made by Josef Fraunhofer, discusses the relative merits of reflecting versus refracting telescopes. Adds comments on double star observations made by JH and James South.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Michael Faraday
Date:
[13 September 1825]
Source of text:
RS:HS 7.166 & 20.222
Summary:

Thanks for the copy of his paper and errata. Received a packet of specimens of glass, which he presumes came from MF. Regarding the specific gravity of some of the specimens. Comments on further experiments to be made.

Contributor:
John Herschel Project
From:
Michael Faraday
To:
Sir John Herschel
Date:
[4 October 1825]
Source of text:
RS:HS 7.167
Summary:

Regrets that Richard Taylor has printed his own paper in the P.M. before it appeared in the R.S.P.T. Explains the reason. Is examining various pieces of glass and will forward the results.

Contributor:
John Herschel Project
From:
Michael Faraday
To:
Sir John Herschel
Date:
[14 November 1825]
Source of text:
RS:HS 7.168
Summary:

Agrees with JH regarding the glass. Suggests that a meeting would facilitate results. Suggests that the glass maker should make several pots for the experiments.

Contributor:
John Herschel Project
From:
Michael Faraday
To:
Sir John Herschel
Date:
[8 September 1825]
Source of text:
RS:HS 7.174
Summary:

Has found some errors in the printing of his paper. Sorry to hear that JH has been indisposed, but believes he is progressing.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Jean Baptiste Joseph Fourier
Date:
[9 May 1825]
Source of text:
RS:HS 7.343 & 20.211
Summary:

Copies of the Éloge, which JF sent, are still at the Customs house so he is unable to comment on it. A list of his father's works is to be found in the Index to the R.S.P.T. Gives a list of all the discoveries and inventions of his father.

Contributor:
John Herschel Project
From:
Jean Baptiste Joseph Fourier
To:
Sir John Herschel
Date:
[30 May 1825]
Source of text:
RS:HS 7.344
Summary:

Expressing the thanks of the Académie for JH's gift of Observations...on 380 Double and Triple Stars.

Contributor:
John Herschel Project
From:
Jean Baptiste Joseph Fourier
To:
Sir John Herschel
Date:
[4 July 1825]
Source of text:
RS:HS 7.346
Summary:

Is grateful for the information on JH's illustrious father. Was ill when the letter arrived so hopes he will be excused for his belated reply.

Contributor:
John Herschel Project
From:
Josef von Fraunhofer
To:
Sir John Herschel
Date:
[25 April 1825]
Source of text:
RS:HS 7.379
Summary:

Election to the Astronomical Society.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Davies Gilbert
Date:
[25 July 1825]
Source of text:
RS:HS 8.108 & 20.218
Summary:

Unable to call on him as his mother wishes to return home directly. Edward Sabine has not returned yet. Outlines some of the difficulties Sabine is experiencing. Premature to judge results at the moment.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Davies Gilbert
Date:
[1 August 1825]
Source of text:
RS:HS 20.219
Summary:

Comments on JH's mother's health, some communication from Greenwich, and the weather.

Contributor:
John Herschel Project
From:
C. Goring
To:
Sir John Herschel
Date:
1825-1
Source of text:
RS:HS 8.225
Summary:

Query regarding the diagrams in one of JH's articles in R.S.P.T. Has purchased one of the compound lenses on JH's recommendation, and relates some experiments with it. Would be pleased for JH to call at his house.

Contributor:
John Herschel Project