Search: Herschel, John in correspondent 
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1860-1869::1866 in date 
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Herschel4090

From:
Sir John Herschel
To:
Isaac Todhunter
Date:
[19 January 1866]
Source of text:
RS:HS 24.139
Summary:

Describes the problem of 'probability of three points on a plane forming an acute triangle.' Notes Augustus De Morgan has the same solution to the problem.

Contributor:
John Herschel Project

Herschel4236

From:
B. W. S. Vallack
To:
Sir John Herschel
Date:
[25 January 1866]
Source of text:
RS:HS 17.416
Summary:

Thanks JH for corrections to the mirrors of his telescope. Says the telescope finally gives 'a satisfactory view of Saturn.' Discusses the lenses for BV's binocular telescope. Thinks photography could benefit from binocular vision.

Contributor:
John Herschel Project

Herschel11550

From:
William E. H. Lecky
To:
Sir John Herschel
Date:
[26 January 1866]
Source of text:
RS:HS 11.467
Summary:

Has just written to Longman's to say how pleased he will be if Miss Kerth translates his book into French. Regrets delay, but has been travelling in Italy.

Contributor:
John Herschel Project

Herschel6397

From:
Julia Margaret Cameron
To:
Sir John Herschel
Date:
[28 January 1866]
Source of text:
RS:HS 5.162
Summary:

Sending some of her photographs. Has won medals for her efforts but would like JH's opinion so it can be quoted. Has been very busy with photographic work. Her son has gone to Ceylon and she now has no children in the house.

Contributor:
John Herschel Project

Herschel6472

From:
James Challis
To:
Sir John Herschel
Date:
[29 January 1866]
Source of text:
RS:HS 5.240
Summary:

Sending a certificate proposing Professor William Selwyn; would JH add qualifications, sign it and send it on to G. B. Airy.

Contributor:
John Herschel Project

Herschel10516

From:
John R. Hind
To:
Sir John Herschel
Date:
[30 January 1866]
Source of text:
RS:HS 9.393
Summary:

Thinks that E. W. L. Tempel's comet may be connected with that of Biela. Comments on this.

Contributor:
John Herschel Project

Herschel3510

From:
John Tyndall
To:
Sir John Herschel
Date:
[1866?]-2
Source of text:
RS:HS 17.399c
Summary:

Corrects misinformation about refraction and dispersion of mercury ethyl and mercury methyl.

Contributor:
John Herschel Project

Herschel4091

From:
Isaac Todhunter
To:
Sir John Herschel
Date:
[2 February 1866]
Source of text:
RS:HS 17.357
Summary:

Makes suggestions for the solution to the three point probability problem using integrals of infinity.

Contributor:
John Herschel Project

Herschel6398

From:
Sir John Herschel
To:
Julia Margaret Cameron
Date:
[5 February 1866]
Source of text:
RS:HS 5.163 & 24.140
Summary:

Cannot give advice on the artistic merits of her photographs as he is not qualified, but offers suggestions and praise on the mechanics of the art.

Contributor:
John Herschel Project

Herschel11166

From:
Ernst F. W. Klinkerfues
To:
Sir John Herschel
Date:
[8 February 1866]
Source of text:
RS:HS 11.56
Summary:

Sending a pamphlet on the quality of refracted light. Hopes JH will communicate it to the R.S.L.

Contributor:
John Herschel Project

Herschel4160

From:
B. W. S. Vallack
To:
Sir John Herschel
Date:
[12 February 1866]
Source of text:
RS:HS 17.417a
Summary:

Responds to JH's criticisms of his binocular telescope plans.

Contributor:
John Herschel Project

Herschel4317

From:
Sir John Herschel
To:
B. W. S. Vallack
Date:
[16 February 1866]
Source of text:
RS:HS 17.417b (C: RS:HS 24.141)
Summary:

Suggests weaknesses in BV's plans for a binocular telescope.

Contributor:
John Herschel Project

Herschel6633

From:
Sir John Herschel
To:
Elizabeth Colling
Date:
[16 February 1866]
Source of text:
RS:HS 24.142
Summary:

Main object in translating Homer was to 'wipe off the stigma cast on English hexameters by such people as Tennyson.'

Contributor:
John Herschel Project

Herschel6399

From:
Julia Margaret Cameron
To:
Sir John Herschel
Date:
[18 February 1866]
Source of text:
RS:HS 5.164
Summary:

Is grateful for the praise JH has given her photographic efforts. Intends to do a series of life-sized head photographs. Is anxious about Henry Taylor, who has been overworking in the colonial cause.

Contributor:
John Herschel Project

Herschel4114

From:
Charles Pritchard
To:
Sir John Herschel
Date:
[19 February 1866]
Source of text:
RS:HS 14.98
Summary:

Informs JH, Charles Babbage, and James South that they are the surviving original members of the R.A S. Requests JH write an account of the R.A.S.'s founding. Discusses the evidence of the 'personal will' of God in creation.

Contributor:
John Herschel Project

Herschel4289

From:
Goodwin Kilburne
To:
Sir John Herschel
Date:
[20 February 1866]
Source of text:
Harvard: Houghton AAH 67m-67 (63)
Summary:

Announces a committee meeting for a volunteer group.

Contributor:
John Herschel Project

Herschel11444

From:
John Lubbock
To:
Sir John Herschel
Date:
[22 February 1866]
Source of text:
RS:HS 11.357
Summary:

Thanks for his letter. Agrees that the stones of Stonehenge must have come from the neighborhood. The chips in the barrows must have come from the hewn stones of Stonehenge.

Contributor:
John Herschel Project

Herschel3343

From:
Sir John Herschel
To:
[George Gabriel Stokes]
Date:
[23 February 1866]
Source of text:
RS RR.6.149
Summary:

Reports on paper [R.S.P.T., 156, 181-] by [William] Huggins on spectra of certain nebulae with mode of determining their brightness. Doubts some presuppositions, but regards paper as fit for publication in R.S.P.T.

Contributor:
John Herschel Project

Herschel4164

From:
George Thurnell
To:
Sir John Herschel
Date:
[23 February 1866]
Source of text:
RS:HS 17.437
Summary:

Praises JH's essay 'The Yard, the Pendulum, and the Metre.' Believes C. P. Smyth's theories concerning the Great Pyramid being a standard of measurement.

Contributor:
John Herschel Project

Herschel4082

From:
William Lloyd Birbeck
To:
Sir John Herschel
Date:
[23 February 1866]
Source of text:
Harvard: Houghton AAH 67m-67 (62)
Summary:

Offers to purchase scientific manuscripts for JH at a sale in London.

Contributor:
John Herschel Project
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