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Herschel, John in correspondent 
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From:
Sir John Herschel
To:
George Biddell Airy
Date:
[31 January 1824]
Source of text:
RGO 6.803.4
Summary:

Sends GA information about indices of refraction in different glasses and in different parts of the spectrum; also recommends the writings of Josef Fraunhofer.

Contributor:
John Herschel Project
From:
Jean Baptiste Joseph Fourier
To:
Sir John Herschel
Date:
1824-2
Source of text:
RS:HS 19.218
Summary:

Sends notes on a paper which are to be submitted to James South. Also included [?] are copies of the paper for JH. Attached is a note by JH about the papers of JH's father, William.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Mary Pitt Herschel
Date:
[4 February 1824]
Source of text:
TxU:H/L-0517.1; Reel 1053
Summary:

Mrs. Babbage, still recuperating, wishes to visit Slough. Recent publication of Charles Babbage's book should excite insurance directors. Paper by Mary Somerville was read at R.S.L. last week. Invitation for MH to visit Somervilles at Chelsea. JH admitted to Geological Society yesterday, presided over by William Buckland. Encloses JH's diploma from Royal Academy of Copenhagen. News of MH's London acquaintances.

Contributor:
John Herschel Project
From:
James Grahame
To:
Sir John Herschel
Date:
[9 February 1824]
Source of text:
RS:HS 8.316
Summary:

On JG's concern for JH's well-being.

Contributor:
John Herschel Project
From:
Johann Wilhelm Pastorff
To:
Sir John Herschel
Date:
[9 February 1824]
Source of text:
RAS:JH Archive 6/2.10 verso; Reel 8
Summary:

Requests answer to JP's earlier letter. Observations of photospheres around planets and satellites.

Contributor:
John Herschel Project
From:
John Brinkley
To:
Sir John Herschel
Date:
[10 February 1824]
Source of text:
RS:HS 4.276
Summary:

Has just received his letter and Struve's observations. Comments on these and those of F. W. Bessel.

Contributor:
John Herschel Project
From:
Joseph Johann Littrow
To:
Sir John Herschel
Date:
[10 February 1824]
Source of text:
RS:HS 11.246
Summary:

Has sent money for Robert Molyneux clock care of Friess, the bankers. Is grateful for JH's trouble over the clock. Do not print certain observations he sent as they form the subject of an argument with F. X. von Zach.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[13 February 1824]
Source of text:
RS:HS 1.20
Summary:

Description of theory of a telescope, though not practical yet.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James South
Date:
[15 February 1824]
Source of text:
RS:HS 16.426b (C: RS:HS 20.177)
Summary:

Urges that JS not get so emotionally involved in issues concerning astronomers. 'For my own part I mean to make Science my amusement, not my business....' Comments on JS's relations with John Pond.

Contributor:
John Herschel Project
From:
Francis Baily
To:
Sir John Herschel
Date:
[20 February 1824]
Source of text:
RS:HS 3.56
Summary:

Is sending a letter from Dr. John Brinkley, and the corrected elements of the comet.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
[Joseph Goodall]
Date:
[23 February 1824]
Source of text:
APS B.H435p.27
Summary:

Comments on some ideas of J. B. Lamarck, and about large fossil remains apparently found.

Contributor:
John Herschel Project
From:
Stephen Peter Rigaud
To:
Sir John Herschel
Date:
[26 February 1824]
Source of text:
RS:HS 14.336
Summary:

Cannot find observation of comet of 1759 in [James] Bradley's papers. Discusses eighteenth-century astronomical observations. Can send JH particulars if he wants them.

Contributor:
John Herschel Project
From:
[Thomas?] Hodgkin
To:
Sir John Herschel
Date:
[1824-3 or earlier]
Source of text:
TxU:H/M-1195; Reel 1060
Summary:

Tour notes composed to assist JH's travels in Sicily.

Contributor:
John Herschel Project
From:
G. W. [Ott?]
To:
Sir John Herschel
Date:
[3 March 1824]
Source of text:
RS:HS 19.214
Summary:

Acknowledges receipt by Jameson & Aders of Astronomical Society's 1824 gold medal, to be delivered to J. F. Encke in Gotha. [JH annotation: Encke confirmed receipt of medal.]

Contributor:
John Herschel Project
From:
Charles Babbage
To:
Sir John Herschel
Date:
[8 March 1824]
Source of text:
RS:HS 2.193
Summary:

Is leaving from Cambridge. Hopes that he will come. Has some new things on functional analysis to discuss.

Contributor:
John Herschel Project
From:
Thomas W. Hornbuckle
To:
Sir John Herschel
Date:
[9 March 1824]
Source of text:
RS:HS 9.484
Summary:

Enclosing a draft for his dividend, which he hears will be the last. Hopes he changes his fellowship for a better one, but would be pleased if he would delay his decision for a while.

Contributor:
John Herschel Project
From:
David Brewster
To:
Sir John Herschel
Date:
[13 March 1824]
Source of text:
RS:HS 4.257
Summary:

Regarding the change of ownership and policy of the Edinburgh Philosophical Journal. Would like a paper from him for the first number. Marked 'Private.'

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Johann Wilhelm Pastorff
Date:
[15 March 1824]
Source of text:
RAS:JH Archive 6/2.10 verso; Reel 8
Summary:

Observations of Venus by William Herschel and JH. Only J. H. Schröter claims to have seen 'deep marginal indentations' that JP claims.

Contributor:
John Herschel Project
From:
William Wallace
To:
Sir John Herschel
Date:
[16 March 1824]
Source of text:
unknown
Summary:

Please recommend London instrument makers to supply new Edinburgh observatory. Josef Fraunhofer was asked to make only lens for transit instrument, but wants to make entire instrument. [JH annotation: Recommended Fraunhofer for entire transit instrument and Robert Molyneux for clock.]

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Pierre Simon Laplace
Date:
[18 March 1824]
Source of text:
RS:HS 19.7 (C: 20.178)
Summary:

Henry Kater's triangulation survey of north Scotland. Edward Sabine's study of pendulum lengths at various latitudes. François Arago did not receive letters from JH and Francis Baily. Comments on rumor of [Isaac] Newton's madness. JH plans to reduce transit observations of fixed stars at Greenwich since [James] Bradley's time. Are French and other astronomers in agreement on common system of reductions? Will visit Paris next month. Observed curious phenomena in voltaic electricity.

Contributor:
John Herschel Project