Search: Herschel, John in author 
John Herschel Project in contributor 
1840-1849::1842 in date 
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Herschel4720

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[21 September 1842]
Source of text:
RS:HS 1.110 & 22.135
Summary:

Reply to GA's letter on Charles Babbage's calculating machine.

Contributor:
John Herschel Project

Herschel4986

From:
Sir John Herschel
To:
F. W. A. Argelander
Date:
[20 July 1842]
Source of text:
RS:HS 22.130
Summary:

Letter of introduction for some friends of JH, to FA in Bonn.

Contributor:
John Herschel Project

Herschel4989

From:
Sir John Herschel
To:
F. W. A. Argelander
Date:
[1 November 1842]
Source of text:
RS:HS 1.371 & 22.139
Summary:

Has passed on the papers sent by FA. Tables of chief stars. Observations on FA's letter of 28 October 1842 [see FA's 1842-10-28]. Sends observations of Orionis.

Contributor:
John Herschel Project

Herschel537

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[23 September 1842]
Source of text:
RGO 6.340.343
Summary:

Gives GA some accounting of standard weights in Britain, and feels that it would be worth acquiring Robinson estate weight [see GA's 1842-9-22].

Contributor:
John Herschel Project

Herschel584

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[1842]
Source of text:
RGO 6.706.250
Summary:

A letter of introduction, asking GA to show the observatory to a Mr. Knipping from Hanover, a relative of JH's aunt Caroline.

Contributor:
John Herschel Project

Herschel6097

From:
Sir John Herschel
To:
Francis Baily
Date:
[21 January 1842]
Source of text:
RS:HS 3.224 (C: RS:HS 25.8.45)
Summary:

Regrets that he knows nothing about J. J. Littrow. A new astronomical instrument. Weather has been most unsuitable for observations.

Contributor:
John Herschel Project

Herschel6100

From:
Sir John Herschel
To:
Francis Baily
Date:
[27 August 1842]
Source of text:
RS:HS 3.227 (C: RS:HS 25.6.10 & 25.8.46)
Summary:

Thanks for the information on the eclipse. Comments on this. Events at the B.A.A.S. meeting. News of Wilhelm Struve's activities.

Contributor:
John Herschel Project

Herschel6102

From:
Sir John Herschel
To:
Francis Baily
Date:
[1 September 1842]
Source of text:
RS:HS 3.229 (C: RS:HS 25.8.47)
Summary:

Has sent the papers on the eclipse to G. B. Airy.

Contributor:
John Herschel Project

Herschel6105

From:
Sir John Herschel
To:
Francis Baily
Date:
[10 November 1842]
Source of text:
RS:HS 3.232 (C: RS:HS 25.8.48)
Summary:

Has written to G. B. Airy. Regarding the various reports of the recent eclipse.

Contributor:
John Herschel Project

Herschel6159

From:
Sir John Herschel
To:
Francis Baily
Date:
[1842-3?]
Source of text:
RS:HS 3.285
Summary:

Proposes to come to London to visit him. Has just received the proofs of Robert Maine's paper on parallax.

Contributor:
John Herschel Project

Herschel65

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[11 March 1842]
Source of text:
RGO 6.368.646
Summary:

Arranging a visit for GA to Collingwood.

Contributor:
John Herschel Project

Herschel66

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[18 March 1842]
Source of text:
RGO 6.368.649
Summary:

Final arrangements for GA's visit to JH [see GA's 1842-3-15].

Contributor:
John Herschel Project

Herschel6668

From:
Sir John Herschel
To:
J[oseph] Cranch
Date:
[1842-9-1 or later]
Source of text:
RS:HS 5.371 (C: RS:HS 25.13.18)
Summary:

Does not feel qualified to judge the merits of the various makes of telescopes. Suggests that the Astronomer Royal may be able to help or one of the other observatories.

Contributor:
John Herschel Project

Herschel6886

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[17 November 1842]
Source of text:
RS:HS 22.142
Summary:

Thanks AD for the corrections to JH's writing on astronomy; congratulates AD on his book on differential calculus.

Contributor:
John Herschel Project

Herschel7948

From:
Sir John Herschel
To:
Charles Wheatstone
Date:
[17 June 1842]
Source of text:
RS:HS 18.149 (C: 22.125)
Summary:

Received prospectus of Kew observatory. Its objectives seem incompatible. It appears better suited as experimental institution. Refer Francis Beaufort to JH's 11 Oct. 1835 letter to Beaufort defining physical observatories.

Contributor:
John Herschel Project

Herschel8146

From:
Sir John Herschel
To:
[F. M. Eardley]-Wilmot
Date:
[19 April 1842]
Source of text:
RS:HS 18.413b
Summary:

[JH's outline of letter] Compares Wilmot's actinometer observations with JH's. Acknowledges receipt of St. Helena specimens.

Contributor:
John Herschel Project

Herschel82

From:
Sir John Herschel
To:
George Biddell Airy
Date:
1842-1-22 or later
Source of text:
RGO 6.675.271
Summary:

As many Russian observatories are now involved in magnetic observations, JH thinks the British observations should continue [see GA's 1842-1-22].

Contributor:
John Herschel Project

Herschel8280

From:
Sir John Herschel
To:
Christian VIII
Date:
[17 January 1842]
Source of text:
RS:HS 19.87
Summary:

Grateful for being made Knight Commander of the Illustrious Order of Dannebrog, but British rules forbid JH accepting foreign title.

Contributor:
John Herschel Project

Herschel8290

From:
Sir John Herschel
To:
[William Radcliffe Birt]
Date:
[8 June 1842]
Source of text:
RS:HS 19.95
Summary:

Received WB's atmospheric curves yesterday, but too late to report them [at 1842 B.A.A.S. meeting]. Final report will be presented at next [1843] meeting.

Contributor:
John Herschel Project

Herschel8291

From:
Sir John Herschel
To:
William Radcliffe Birt
Date:
[13 June 1842]
Source of text:
RS:HS 19.96
Summary:

Reviews WB's assistance in JH's meteorological investigations as testimonial on behalf of WB's application for position of curator at Kew Observatory.

Contributor:
John Herschel Project
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