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Herschel, John in correspondent 
1840-1849::1840 in date 
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Showing 101–120 of 412 items

Herschel1352

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[15 June 1840]
Source of text:
RS:HS 17.302a
Summary:

Sends a few photographs and says he has read JH's recent memoir. Will comment later.

Contributor:
John Herschel Project

Herschel13527

From:
Sir John Herschel
To:
Unidentified
Date:
[1840- 4 or earlier]
Source of text:
TxU:H/L-0758; Reel 1089
Summary:

JH is preparing to leave residence at Slough, and all notes on William Herschel's life are packed away. Refers [?] to published biographies, but adds some corrections to those.

Contributor:
John Herschel Project

Herschel13529

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[13 October 1840]
Source of text:
TxU:H/L-0760.1; Reel 1089 (ACCS: RGO 6.340.283)
Summary:

Asks JH for comments on GA's proposals for the Standards Commission [see JH's 1840-7-29]; GA comments on some time spent recently in Glasgow and surrounding regions.

Contributor:
John Herschel Project

Herschel1353

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[1 September 1840]
Source of text:
RS:HS 17.303
Summary:

Concerned with developing photography for tourist use. Doubts that colors of the spectrum can be readily displayed on photographic paper. The'chemistry' of photography is not understood.

Contributor:
John Herschel Project

Herschel13530

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[18 May 1840]
Source of text:
TxU:H/L-0760.2; Reel 1089
Summary:

Considers paper by [Baden] Powell to be worthless. Sent it to JH today care of Mrs. Stewart.

Contributor:
John Herschel Project

Herschel13754

From:
John Theophilus Boileau
To:
Sir John Herschel
Date:
[24 February 1840]
Source of text:
TxU:H/M-0108; Reel 1087
Summary:

Loading scientific instruments aboard ship [Anshimy?] tomorrow prevents JB from visiting JH before departure. Missed annual R.A.S. meeting. Book of 'Observations' is nearly finished. Told [J. C.] Melvill that instruments in India were not adequate for observations of astronomical refractions.

Contributor:
John Herschel Project

Herschel13794

From:
Edward Sabine
To:
Sir John Herschel
Date:
[18 June 1840]
Source of text:
TxU:H/M-0145.4; Reel 1087
Summary:

Physical Committee yesterday amended report by J. D. Forbes and recommended that R.S.L. establish a magnetical and meteorological observatory in vicinity of London.

Contributor:
John Herschel Project

Herschel14049

From:
Thomas Henderson
To:
Sir John Herschel
Date:
[8 September 1840]
Source of text:
TxU:H/M-0271; Reel 1087
Summary:

Activities of Mr. Jones and [J. C.] Adamson in Edinburgh. Finished reducing all stars in N. L. Lacaille's Coelum australe stelliferum, but Catalog will not be finished before B.A.A.S. meeting. Will send it in portions to Francis Baily.

Contributor:
John Herschel Project

Herschel14106

From:
John Henry Lefroy
To:
Sir John Herschel
Date:
[27 March 1840]
Source of text:
TxU:H/M-0330; Reel 1087
Summary:

Progress in construction of observatory. Completion expected in May. Poor weather hampers actinometer observations.

Contributor:
John Herschel Project

Herschel14114

From:
Joseph Lovering
To:
Sir John Herschel
Date:
[26 April 1840]
Source of text:
TxU:H/M-0339; Reel 1087
Summary:

Asks JH's advice in establishing new astronomical, meteorological, and magnetic observatory at Harvard University. Describes instruments already owned and those ordered from Europe.

Contributor:
John Herschel Project

Herschel14180

From:
Jesse Piper
To:
Sir John Herschel
Date:
[1840 or later]
Source of text:
TxU:H/M-0407.1; Reel 1087
Summary:

Asks JH to loan map to JP.

Contributor:
John Herschel Project

Herschel14181

From:
Sir John Herschel
To:
Unidentified
Date:
[1840 to 1841]
Source of text:
TxU:H/M-0407.2; Reel 1087
Summary:

Note on diurnal changes in [magnetic] variation at St. Helena and on estimated cost (£950) of observatory at St. Helena.

Contributor:
John Herschel Project

Herschel14206

From:
Sir John Herschel
To:
B.A.A.S.
Date:
[15 September 1840]
Source of text:
TxU:H/M-0428.4.2; Reel 1093
Summary:

Reduction of all stars in N. L. Lacaille's Coelum australe stelliferum is finished. Thomas Henderson's assistant is arranging these into catalogue. This data was sent to Francis Baily.

Contributor:
John Herschel Project

Herschel14208

From:
John Phillips
To:
Sir John Herschel
Date:
[19 October 1840]
Source of text:
TxU:H/M-0428.6; Reel 1093
Summary:

JH, G. B. Airy, and Thomas Henderson are appointed to oversee the publication of the reductions of the calculations of N. L. Lacaille's stars. They will have £184 at their disposal.

Contributor:
John Herschel Project

Herschel14209

From:
John Phillips
To:
Sir John Herschel
Date:
[19 October 1840]
Source of text:
TxU:H/M-0428.7; Reel 1093
Summary:

JH, William Whewell, George Peacock, Humphrey Lloyd, and Edward Sabine are appointed by the B.A.A.S. to study systems of simultaneous magnetical and meteorological observations. They will be granted £50.

Contributor:
John Herschel Project

Herschel14367

From:
Edward Sabine
To:
Sir John Herschel
Date:
[20 June 1840]
Source of text:
TxU:H/M-0518; Reel 1093
Summary:

Payment for instruments sent to Breslau observatory. Received proofs of JH's paper, which does justice to Humphrey Lloyd. Spoke to Lord Melbourne about establishing a magnetical and meteorological observatory in vicinity of London. Compares expenses for permanent and temporary observatories.

Contributor:
John Herschel Project

Herschel14746

From:
Caroline Lucretia Herschel
To:
Sir John Herschel
Date:
[6 July 1840]
Source of text:
TxU:H/M-0936.2; Reel 1083
Summary:

Gives reasons why CH rejoiced at news of Mrs. Papendick's death, and grieves that two daughters of Papendick are gaining influence at Court.

Contributor:
John Herschel Project

Herschel1573

From:
Sir John Herschel
To:
James Challis
Date:
[10 October 1840]
Source of text:
CUOL 1840.19
Summary:

A note of thanks for the eleventh volume of the Cambridge Observatory observations; JH is sorry that he missed JC in Oxford during the summer.

Contributor:
John Herschel Project

Herschel167

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[13 August 1840]
Source of text:
RGO 6.693.94
Summary:

Asks for JH's help in trying to determine the likely cost of making magnetic observations at Greenwich.

Contributor:
John Herschel Project

Herschel168

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[14 August 1840]
Source of text:
RGO 6.693.96
Summary:

Provides information [see GA's 1840-8-13] based on equipping the Breslau Observatory; also comments on lawyers, meteor showers, and photography.

Contributor:
John Herschel Project
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