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1820-1829::1825 in date 
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Herschel8068

From:
Mrs. Forbes
To:
Sir John Herschel
Date:
[30 May 1825]
Source of text:
RS:HS 18.335a
Summary:

Invites JH to dinner. Expects Mr. and Mrs. [Andrew?] Spottiswoode and Mr. and Mrs. Beckwith.

Contributor:
John Herschel Project

Herschel8069

From:
Sir John Herschel
To:
Thomas Young
Date:
[8 November 1825]
Source of text:
RS:HS 18.335b (C, encl 1p: 20.223)
Summary:

Encloses note from Sir John Barrow refusing scientific instruments and objecting to using barometers. Supplying cameras and sextants to Admiralty's marine survey is not interference by Board of Longitude. Sent JH's expenses to Edward Sabine; has no further word on subject. Encloses Mr. Stewart's note about damages at Wrotham.

Contributor:
John Herschel Project

Herschel8070

From:
Thomas Young
To:
Sir John Herschel
Date:
[15] November 1825
Source of text:
RS:HS 18.336
Summary:

[Board of Longitude] must answer to Parliament, not to public opinion. Do not contest the system. Order pocket sextants; they and barometer will be sent to Captain [Richard] Copeland. Knows how JH feels about expenses sent to Edward Sabine, but please write receipt and send it to TY within week. Will write directly to Charles Babbage for tables.

Contributor:
John Herschel Project

Herschel8071

From:
Thomas Young
To:
Sir John Herschel
Date:
[11 December 1825]
Source of text:
RS:HS 18.337
Summary:

Suggests change in JH's table of refractions. Possible error in John Pond's reductions [illustration].

Contributor:
John Herschel Project

Herschel8095

From:
Franz Xaver von Zach
To:
Sir John Herschel
Date:
[7 February 1825]
Source of text:
RS:HS 18.361
Summary:

Comments on a variety of topics about various scientific persons on the Continent, on JH's travels in Europe, on ways to send packets between England and Europe, and on FZ's copy of the Nautical Almanac, which FZ has not yet received. Makes comparisons between his and JH's barometer, offers some comet observations, and talks about the appropriate date for Easter. Awaits JH's double star observations.

Contributor:
John Herschel Project

Herschel8189

From:
Sir John Herschel
To:
Josef von Fraunhofer
Date:
[27 January 1825]
Source of text:
RS:HS 19.5
Summary:

JF was elected associate of Astronomical Society. Will send Society's Transactions and JH's 'Absorption of Light.' W. H. F. Talbot delivered JF's 'Crown glass Prism.' JH presented J. G. Soldner's observations to Society and proposed Soldner as associate.

Contributor:
John Herschel Project

Herschel8243

From:
Sir John Herschel
To:
Henry Kater
Date:
16?] November [1825
Source of text:
RS:HS 19.50
Summary:

Thomas Young approved supplying [Richard] Copeland with two sextants and one mountain barometer.

Contributor:
John Herschel Project

Herschel8452

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

Herschel8453

From:
Sir John Herschel
To:
James South
Date:
[10 March 1825]
Source of text:
RS:HS 16.434 (C: 20.201)
Summary:

Making, reducing, and publishing double star work is very difficult and, because of Wilhelm Struve's recent endeavors, less pressing than it had been. Mentions various doubles. Expresses interest in JS's plan to purchase a very large refractor.

Contributor:
John Herschel Project

Herschel8454

From:
Sir John Herschel
To:
James South
Date:
[16 April 1825]
Source of text:
RS:HS 16.435 (C: 20.207 inc)
Summary:

Agrees to purchase JS's 7-foot refractor if no other reasonable offer made, but doubts he would use it extensively. Plans to concentrate on observing nebulae with JH's reflector at Slough. Relays regards and question for P. S. Laplace.

Contributor:
John Herschel Project

Herschel8455

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

Herschel8456

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

Herschel8457

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

Herschel8458

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

Herschel8459

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

Herschel8460

From:
Sir John Herschel
To:
James South
Date:
[16 May 1825]
Source of text:
RS:HS 16.440 (C: RS:HS 20.212 inc)
Summary:

Has received materials sent by JS. Printing of paper by JS and JH on double stars is nearly completed. Urges that the issue is not whether the observations of 70 Ophiuchi made by Wilhelm Struve are better than those made by JH and JS; the issue is truth. Caroline Herschel has sent to JH a catalogue of his father's observation. Busy observing nebulae.

Contributor:
John Herschel Project

Herschel8461

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

Herschel8462

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

Herschel8463

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

Herschel8464

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
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