Search: Herschel, John in author 
Herschel, John in correspondent 
1840-1849::1847 in date 
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Showing 41–60 of 170 items

Herschel2522

From:
Sir John Herschel
To:
Adam Sedgwick
Date:
[23 December 1847]
Source of text:
RS:HS 15.432
Summary:

Will edit a manual [Admiralty Manual] of Scientific Desiderata and Queries as requested by [George Eden,] Lord Auckland. Is AS preparing any material for this work? What is its content and when will it be ready?

Contributor:
John Herschel Project

Herschel2663

From:
Sir John Herschel
To:
Mary Somerville
Date:
[8 August 1847]
Source of text:
RS:HS 16.354 (C: RS:HS 22.324)
Summary:

Has noticed a resemblance between [Alexander von Humboldt's] Kosmos and MS's chapter, 'On Man,' in her manuscript. Advises her to revise. Sends results of observations at the Cape.

Contributor:
John Herschel Project

Herschel2965

From:
Sir John Herschel
To:
Adolphe Quetelet
Date:
[15 October 1847]
Source of text:
Académie belgique: #25
Summary:

Thanks AQ for package No. 32. Asks AQ to acknowledge receipt of JH's Cape Results. Commends AQ for outstanding work on magnetic meteorological and periodic phenomena.

Contributor:
John Herschel Project

Herschel312

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[23 December 1847]
Source of text:
RGO 6.2.135
Summary:

Has been requested to prepare a manual of scientific instructions for the use of ship's officers, and is asking GA to prepare a section on astronomy.

Contributor:
John Herschel Project

Herschel3197

From:
Sir John Herschel
To:
William Henry Sykes
Date:
[11 March 1847]
Source of text:
RS:HS 17.143 (C: RS:HS 22.308)
Summary:

Notes that actinometer observations prove faulty due to problem with instruments. Asks that WS notify Indian observatories to join others in terminating such observations until JH finds method of getting around problem.

Contributor:
John Herschel Project

Herschel3230

From:
Sir John Herschel
To:
William Samuel Stratford
Date:
[4 May 1847]
Source of text:
RS:HS 17.101 (C: RS:HS 22.316)
Summary:

Approves naming the new planet Neptune and continued designation of JH's father's planet as Uranus. Suggests reasons and alternatives.

Contributor:
John Herschel Project

Herschel3273

From:
Sir John Herschel
To:
James Clark Ross
Date:
[5 May 1847]
Source of text:
RS Sa.654
Summary:

Speculates on name for JR's 'hot and cold basins' and on causes of equatorial heat and polar cold.

Contributor:
John Herschel Project

Herschel328

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[8 May 1847]
Source of text:
RGO 6.203.349
Summary:

Believes he has worked out the German notation of star positions [see GA's 1847-2-1].

Contributor:
John Herschel Project

Herschel3281

From:
Sir John Herschel
To:
William Robert Grove
Date:
[22 April 1847]
Source of text:
RI (C: RS:HS 22.314)
Summary:

Asks to be allowed to join the new Philosophical Club on a trial basis [see letter of same date to John P. Gassiot].

Contributor:
John Herschel Project

Herschel329

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[10 May 1847]
Source of text:
RGO 6.203.352
Summary:

Uses GA's comments [see GA's 1847-5-10] finally to achieve clarification of Thomas Henderson's calculations.

Contributor:
John Herschel Project

Herschel3293

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[6 October 1847]
Source of text:
TCD 1493:411
Summary:

Thanks WH for 'plan' of [asteroid] Iris. Family is happy to have WH's son (JH's son William's friend) with them for holidays. Recounts their playful and adventurous activities.

Contributor:
John Herschel Project

Herschel3294

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[20 April 1847]
Source of text:
TCD 1493:387
Summary:

On WH's 'Hodograph' and theorems of parabolic motion and the relation between velocities, initial velocities, and time. Praises WH's son. Cape Results nearly finished. Revising book on astronomy. Plans to 'attack' quaternions. Mentions parabolic functions and Benjamin Peirce's claim that the discovery of Neptune was accidental.

Contributor:
John Herschel Project

Herschel330

From:
Sir John Herschel
To:
George Biddell Airy
Date:
1847-10-6 or later
Source of text:
RGO 6.203.383
Summary:

Has dealt with the problem of thanking H. C. Schumacher [see GA's 1847-10-6].

Contributor:
John Herschel Project

Herschel331

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[17 November 1847]
Source of text:
RGO 6.203.389
Summary:

Is still working on the distribution list for star catalogues [see GA's 1846-11-19].

Contributor:
John Herschel Project

Herschel3325

From:
Sir John Herschel
To:
John William Lubbock
Date:
[4 December 1847]
Source of text:
RS LUB.H.359
Summary:

Advice as to best way to present JL's method of calculating the orbits of comets to R.A.S. If JL desires R.A.S. to undertake calculations, might be some difficulty.

Contributor:
John Herschel Project

Herschel3435

From:
Sir John Herschel
To:
William Robert Grove
Date:
[1847-4-26 or later]
Source of text:
RI
Summary:

Asks time and place of next meeting of Philosophical Club, having received invitation lacking that information.

Contributor:
John Herschel Project

Herschel3485

From:
Sir John Herschel
To:
[R.S.L. Council]
Date:
[25 June 1847]
Source of text:
RR.1.42
Summary:

Reports on and recommends for publication experiments in paper [see RSPT, 137 (1847), 253-] by [A. F. J.] Claudet on effect of solar radiation on silver plate's mercury deposit, but questions conclusion about triplicity of photographic action.

Contributor:
John Herschel Project

Herschel350

From:
Sir John Herschel
To:
George Biddell Airy
Date:
1847-3-30 or later
Source of text:
RGO 6.56.185
Summary:

The books are on their way [see GA's 1847-3-30].

Contributor:
John Herschel Project

Herschel3502

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[24 August 1847]
Source of text:
TCD 1493:406
Summary:

Seeks London bookselling agent through whom to direct copies of JH's Cape Results for Dublin scientific groups. Discusses pretty names for new planets. Thanks for WH's memoir on quaternions.

Contributor:
John Herschel Project

Herschel351

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[28 September 1847]
Source of text:
RGO 6.56.272
Summary:

Will be happy to supply a copy of the Cape Results [see GA's 1847-9-27]; the next asteroid should be called Flora, to provide 'young goddesses for Mars and Jupiter to admire.'

Contributor:
John Herschel Project
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