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From:
James South
To:
Sir John Herschel
Date:
[13 December 1824]
Source of text:
RS:HS 16.431
Summary:

Reports on his life in France and on details in the paper JS and JH were publishing on double stars.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[26?] February 1825
Source of text:
RS:HS 16.433
Summary:

Reports on some observations from JS's observatory near Paris and on his contacts with the Paris Observatory. Relays to JH a request from Alexander von Humboldt for barometric observations. Invites JH to visit.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[10 April 1825]
Source of text:
RS:HS 16.436a
Summary:

On the eloges of William Herschel being prepared by François Arago and J. B. Fourier. JH's and JS's work on double stars much appreciated among French astronomers. On Alexis Bouvard, Arago, and other French astronomers. On Wilhelm Struve's observations of double stars.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[22 April 1825]
Source of text:
RS:HS 16.436b
Summary:

On the transmission of materials between JH and JS. On their joint observations.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[5 May 1825]
Source of text:
RS:HS 16.437
Summary:

Has been making observations as JH requested of the star 70 Ophiuchi. Argues for the accuracy of observations of double stars that JH and JS have made.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[9 May 1825]
Source of text:
RS:HS 16.438
Summary:

Is sending materials to JH. Reports on continued efforts to observe the star 70 Ophiuchi. Has sighted three nebulae that may be unknown to JH.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[13 May 1825]
Source of text:
RS:HS 16.439
Summary:

If you can send a copy of our paper on double stars immediately, it seems certain that the Academy will award a medal for it. Informs JH of most expeditious method of sending same.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[25 May 1825]
Source of text:
RS:HS 16.441
Summary:

Has returned from London. A preprint of JS's and JH's paper on double stars has been delivered to François Arago. Is finding many errata in their paper. Has received a letter from Josef Fraunhofer and the paper [on double stars] of Wilhelm Struve.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[24 May 1825]
Source of text:
RS:HS 16.442
Summary:

The Academy has decided to award JH and JS its astronomy prize for their paper on double stars.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[29 May 1825]
Source of text:
RS:HS 16.443
Summary:

Contacts with Alexis Bouvard and P. S. Laplace. Criticizes an astronomical paper by [Robert] Woodhouse.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[4 June 1825]
Source of text:
RS:HS 16.444
Summary:

Comments negatively on an astronomical paper by Robert Woodhouse. [J. F. A.] Gambert in Marseille has reportedly discovered a comet. Details on the medal to be awarded by the Academy to JH and JS. If, as reported, Wilhelm Struve has come to England, invite him to visit JS in Paris.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[21 June 1825]
Source of text:
RS:HS 16.445
Summary:

JS has received the medals awarded JS and JH by the French Academy for their paper on double stars. Reports on his new work on double stars and his observations of [J. F. A.] Gambert's comet.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[24 June 1825]
Source of text:
RS:HS 16.446
Summary:

Laments the difficulty of transmitting publications between Paris and London. On arrangements to get JH's Lalande Prize medal to JH. JS's recent observations and contacts with Parisian scientists.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[19 July 1825]
Source of text:
RS:HS 16.447
Summary:

On his contacts with French scientists and on their praise for the JH's and JS's catalogue of double stars. Suggests that JH, beset by excessive commitments, cease to devote time to seeing JS's publications through the press. Comments on the personal cost to JS of his devotion to double stars. Remarks on JH's efforts to measure the difference in longitude between the Greenwich and Paris observatories. Data on double stars.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[12 August 1825]
Source of text:
RS:HS 16.449
Summary:

Comments on various errors detected in the catalogue of double stars published by JH and JS. Scientific affairs in Paris in relation to Alexander von Humboldt, François Arago, P. S. Laplace, and others. Various cometary and stellar observations of JS.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[22 August 1825]
Source of text:
RS:HS 16.451
Summary:

Reports observing with J. N. Nicollet two comets. Observations of Encke's comet. Gives position of nebula to be observed by JH.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[10 September 1825]
Source of text:
RS:HS 16.452
Summary:

Reports his observations of a comet JS detected and also of Encke's comet. Pleased JH is recovering from illness.

Contributor:
John Herschel Project
From:
James South
To:
Sir John Herschel
Date:
[30 September 1825]
Source of text:
RS:HS 16.453
Summary:

Sorry JH is still sick. Will send JS's new double stars observations to JH for his comments and for publication.

Contributor:
John Herschel Project
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