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1870-1879 in date 
Herschel, John in correspondent 
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Showing 161–180 of 362 items

Herschel2624

From:
Sir John Herschel
To:
William Selwyn
Date:
[12 May 1870]
Source of text:
RS:HS 24.313
Summary:

The research shows no particularly 'maculiferous' area on the sun, but WS may, as WS requested, present 'data' to the R.A.S. Has noticed two new spots on helioautographs on 20 and 27 April.

Contributor:
John Herschel Project

Herschel2625

From:
William Selwyn
To:
Sir John Herschel
Date:
[11 June 1870]
Source of text:
RS:HS 15.509
Summary:

Discusses the different strata of the ocean and [William] Carpenter's lecture on deep sea dredging. Is digging an artesian well.

Contributor:
John Herschel Project

Herschel2626

From:
William Selwyn
To:
Sir John Herschel
Date:
[16 June 1870]
Source of text:
RS:HS 15.510
Summary:

Sends two copies of JH's 'macular conspectus.' Mr. Titterton was very pleased that JH approved of his work.

Contributor:
John Herschel Project

Herschel2627

From:
Sir John Herschel
To:
William Selwyn
Date:
[17 June 1870]
Source of text:
RS:HS 24.320
Summary:

Sends diagrams showing three new couplets of sunspots. The sun is entering a new phase of activity. Sends drawings made with a glass pen by his son Alexander.

Contributor:
John Herschel Project

Herschel2628

From:
William Selwyn
To:
Sir John Herschel
Date:
[24 June 1870]
Source of text:
RS:HS 15.511
Summary:

Thanks JH for the drawings. Will send new solar autographs showing macula. Is working on the autographic series of the activity of the sun during its 11 year period.

Contributor:
John Herschel Project

Herschel2629

From:
Sir John Herschel
To:
William Selwyn
Date:
[31 August 1870]
Source of text:
RS:HS 24.329
Summary:

Discusses the movement of the 'great group' of sunspots over the last six months. Asks WS to sign a certificate for his son [John].

Contributor:
John Herschel Project

Herschel2630

From:
William Selwyn
To:
Sir John Herschel
Date:
[2 September 1870]
Source of text:
RS:HS 15.512
Summary:

Has been trying to make pendulum curves. Believes they may help explain the different sunspot forms. Thanks JH for the spectroscopic observation memoirs.

Contributor:
John Herschel Project

Herschel2631

From:
Sir John Herschel
To:
William Selwyn
Date:
[4 September 1870]
Source of text:
RS:HS 24.330
Summary:

Thanks WS for August 29 photographs. Is sending JH's son's [John's] certificate. Pities the 'fallen Emperor' [Napoleon III].

Contributor:
John Herschel Project

Herschel273

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[13 March 1871]
Source of text:
RGO 6.134.127
Summary:

Is looking for an observer for a newly-mounted telescope in India for the December 1871 eclipse. Would JH's son John be available?

Contributor:
John Herschel Project

Herschel274

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[16 March 1871]
Source of text:
RGO 6.134.128
Summary:

Does not know what commitment of John Herschel (JH's son) would be for December 1871, but encourages GA to communicate with him [see GA's 1871-3-13].

Contributor:
John Herschel Project

Herschel277

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[31 July 1870]
Source of text:
RGO 6.6.109
Summary:

About a title change for the Astronomer Royal's chief assistant.

Contributor:
John Herschel Project

Herschel278

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[2 August 1870]
Source of text:
RGO 6.6.109a
Summary:

Some comments about the proposed title change [see GA's 1870-7-31].

Contributor:
John Herschel Project

Herschel2987

From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[9 October 1870]
Source of text:
Académie belgique: #57
Summary:

Apologizes for not writing often. Has been ill. 'Moderate' use of 'Coca de Peru' [cocaine] helps. Is working on a 'General Catalogue of double stars reduced to 1830.0.' Acknowledges works received.

Contributor:
John Herschel Project

Herschel2988

From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[29 December 1870]
Source of text:
Académie belgique: #58 (draft: AB: #59)
Summary:

Inconceivable that JH merely writes 'J'accepte' (I accept) in response to the great honor AQ bestows upon him by dedicating his book to JH. Congratulates AQ on his 'fresh contribution to statistical knowledge.' Has just completed his catalogue of approximately 10,000 double and multiple stars.

Contributor:
John Herschel Project

Herschel2989

From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[29 December 1870]
Source of text:
Académie belgique: #60
Summary:

Thanks JH for writing. Complains of obstacles to his work. Happy to see JH recognizes work begun by Blaise Pascal and continued by famed mathematicians. Asks JH to respond to AQ's wish to dedicate his book [L'Anthropométric] to JH with only one word: 'J'accepte.'

Contributor:
John Herschel Project

Herschel2990

From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[19 March 1871]
Source of text:
Académie belgique: #62
Summary:

Offers JH the first exemplar of AQ's work [Physique sociale]. Realizes no one will ever appreciate years of work that it has taken.

Contributor:
John Herschel Project

Herschel2991

From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
1871-3-21[?]
Source of text:
Académie belgique: #63
Summary:

Reiterates his congratulations to AQ for his work on statistics. Believes AQ will have many readers. Mentions that JH is now eighty years old.

Contributor:
John Herschel Project

Herschel3110

From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[29 December 1870]
Source of text:
RS:HS 14.275 (C: Académie belgique: #58)
Summary:

Is working on humans and their proportions. Encloses brochures. Wishes to dedicate L'Anthropométric to JH.

Contributor:
John Herschel Project

Herschel3111

From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[14 July 1871]
Source of text:
RS:HS 14.276 (C: Académie belgique: #61)
Summary:

Thanks JH for accepting dedication. This has brought AQ utmost pleasure. Has dedicated few works. Expresses his esteem for JH's character and talent.

Contributor:
John Herschel Project

Herschel3210

From:
John Tyndall
To:
Sir John Herschel
Date:
[9 June 1870]
Source of text:
RS:HS 17.409 (C: RI 572)
Summary:

Gratified by JH's 'sympathy and approbation,' and that JH's writing and spirit remain 'firm' and 'fresh.'

Contributor:
John Herschel Project
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