Search: Herschel, John in author 
1840-1849 in date 
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Herschel11601

From:
Sir John Herschel
To:
Humphrey Lloyd
Date:
[5 June 1845]
Source of text:
RS:HS 22.238
Summary:

Further to arrangements about meeting [see JH's 1845-5-30].

Contributor:
John Herschel Project

Herschel11602

From:
Sir John Herschel
To:
William Lassell
Date:
[28 August 1846]
Source of text:
RS:HS 22.280
Summary:

Comments on WL's observation of the seventh satellite of Saturn as noted in WL's 1846-8-26.

Contributor:
John Herschel Project

Herschel11603

From:
Sir John Herschel
To:
William Lassell
Date:
[13 September 1846]
Source of text:
RS:HS 22.283
Summary:

Believes that the observations WL has made are quite sufficient to establish the existence of the seventh satellite of Saturn.

Contributor:
John Herschel Project

Herschel11604

From:
Sir John Herschel
To:
William Lassell
Date:
[1 October 1846]
Source of text:
RS:HS 22.285
Summary:

Announces, to WL, the discovery of a new planet beyond Uranus, gives co-ordinates, and urges WL to look for satellites 'with all possible expedition.'

Contributor:
John Herschel Project

Herschel11605

From:
Sir John Herschel
To:
William Lassell
Date:
[1 February 1847]
Source of text:
RS:HS 22.298
Summary:

Ask WL's permission to make reference to WL's sighting of the seventh satellite of Saturn in JH's observations of all the satellites of Saturn.

Contributor:
John Herschel Project

Herschel11606

From:
Sir John Herschel
To:
John William Lubbock
Date:
[1 June 1847]
Source of text:
RS:HS 22.317
Summary:

Comments on JL's improvements to planetary theory.

Contributor:
John Herschel Project

Herschel11607

From:
Sir John Herschel
To:
John William Lubbock
Date:
[16 December 1847]
Source of text:
RS:HS 22.338
Summary:

Arrangements for JL's presentation to be made to the R.A.S.

Contributor:
John Herschel Project

Herschel11608

From:
Sir John Herschel
To:
William Lassell
Date:
[19 January 1848]
Source of text:
RS:HS 23.4
Summary:

Urges WL to make public his observations of the seventh satellite of Saturn as Otto Struve is about to announce his observation of the same body.

Contributor:
John Herschel Project

Herschel11609

From:
Sir John Herschel
To:
Humphrey Lloyd
Date:
[7 June 1848]
Source of text:
RS:HS 23.30
Summary:

Asks questions about how to proceed for the continuance of magnetic observations.

Contributor:
John Herschel Project

Herschel11610

From:
Sir John Herschel
To:
William Lassell
Date:
[22 September 1848]
Source of text:
RS:HS 23.37
Summary:

Is pleased to hear of the discovery of further satellites of Neptune.

Contributor:
John Herschel Project

Herschel11611

From:
Sir John Herschel
To:
William Lassell
Date:
[11 October 1848]
Source of text:
RS:HS 23.39
Summary:

Some question of Harvard University observer having observed the satellite [see JH's 1848-9-22] one day before WL.

Contributor:
John Herschel Project

Herschel11628

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[6 July 1840]
Source of text:
TxU:H/L-0011; Reel 1054
Summary:

GA's correspondence with [R.S.L. president] Lord Northampton [S. J. A. Compton] will be read before Physical Committee. JH favors establishing national physical observatory and experimental institute, but wishes plan had been discussed more fully. Proposes sites, procedures, and instruments for magnetic and meteorological observations in Britain. Ideas for experimental institute.

Contributor:
John Herschel Project

Herschel1163

From:
Sir John Herschel
To:
Humphrey Lloyd
Date:
1840-6-[25 or earlie
Source of text:
RS:HS 25.14.19
Summary:

Sends to HL a sheet of curves laid down by [Charles] Riddell, comparing Brussels declination observations with those made in Toronto. JH frequently refers to HL's work on the subject of terrestrial magnetism.

Contributor:
John Herschel Project

Herschel11633

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[13 October 1843]
Source of text:
TxU:H/L-0013.1; Reel 1054
Summary:

Urges doubling number of lunar observations.

Contributor:
John Herschel Project

Herschel1164

From:
Sir John Herschel
To:
John William Lubbock
Date:
[29 January 1840]
Source of text:
RS:HS 25.14.22
Summary:

Has received JL's memoir on the tides. JH would like to amalgamate certain portions with a memoir from William Whewell. JH adds some comments on photographic experiments he has made.

Contributor:
John Herschel Project

Herschel11645

From:
Sir John Herschel
To:
James McCullagh
Date:
[27 June 1846]
Source of text:
RS:HS 12.10 & 22.274
Summary:

Has just received his remarkable paper on the dynamical theory of crystalline reflection and refraction. Comments on this. The subject has not lately occupied his attention. Would like clarification on some points.

Contributor:
John Herschel Project

Herschel117

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[12 June 1845]
Source of text:
RGO 6.675.509
Summary:

Arranging a meeting of the Magnetic Committee to set the agenda for the magnetic conference to be held during the B.A.A.S. meetings in Cambridge.

Contributor:
John Herschel Project

Herschel1170

From:
Sir John Herschel
To:
Charles Piazzi Smyth
Date:
1847-7-15 or later
Source of text:
RS:HS 25.14.30
Summary:

Responds to CS's [see CS's 1847-7-14] request for observations of Gamma Scorpii as a double star. JH comments on CS having omitted J. C. Adams from the list of Neptune discoverers.

Contributor:
John Herschel Project

Herschel1172

From:
Sir John Herschel
To:
William Whewell
Date:
[1846 to 1847]
Source of text:
RS:HS 25.14.35
Summary:

Comments on proofs of WW's German translations. JH recommends that the magnetic observations already made should be reduced to show some results, rather than adding more observations.

Contributor:
John Herschel Project

Herschel1173

From:
Sir John Herschel
To:
William Whewell
Date:
[1845 to 1850?]
Source of text:
RS:HS 25.14.33
Summary:

Comments on WW's publication on education [Liberal Education, 1845 ?], especially as it applies to the teaching of mathematics. JH has been teaching JH's son William mechanics by WW's book on the subject.

Contributor:
John Herschel Project
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