Search: John Herschel Project in contributor 
1840-1849::1842 in date 
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Herschel10102

From:
James Grahame
To:
Sir John Herschel
Date:
[3 June 1842]
Source of text:
RS:HS 8.439
Summary:

Of JG's intention to write a pamphlet against slavery.

Contributor:
John Herschel Project

Herschel10103

From:
James Grahame
To:
Sir John Herschel
Date:
11] June [1842
Source of text:
RS:HS 8.440
Summary:

Note to let JH know that JG is in England.

Contributor:
John Herschel Project

Herschel10104

From:
James Grahame
To:
Sir John Herschel
Date:
16] June [1842
Source of text:
RS:HS 8.441
Summary:

A note to arrange a meeting with JH.

Contributor:
John Herschel Project

Herschel10105

From:
James Grahame
To:
Sir John Herschel
Date:
[1842-6-22 or later]
Source of text:
RS:HS 8.442
Summary:

A note to arrange dinner with JH.

Contributor:
John Herschel Project

Herschel10243

From:
George Grey
To:
Sir John Herschel
Date:
[31 October 1842]
Source of text:
RS:HS 9.131
Summary:

Has only just received his letter of Dec. 1841. Has introduced a Bill on Standards into the Legislative Council for S. Australia with the aid of JH's letter and report. Has been collecting Natural History specimens and would be pleased to send anything for JH. Making new geological discoveries daily.

Contributor:
John Herschel Project

Herschel10252

From:
J. William Griesbach
To:
Sir John Herschel
Date:
[23 November 1842]
Source of text:
RS:HS 9.138
Summary:

Would like JH's advice how to obtain a place in Christ's Hospital for his brother-in-law. Queries regarding the firing of shot guns and on the spectrum.

Contributor:
John Herschel Project

Herschel10416

From:
Thomas Henderson
To:
Sir John Herschel
Date:
[31 January 1842]
Source of text:
RS:HS 9.297
Summary:

Has received a series of observations from Thomas Maclear on Alpha1 and Alpha2 Centauri. Comments on these observations and gives results made by the old circle.

Contributor:
John Herschel Project

Herschel10417

From:
Sir John Herschel
To:
Thomas Henderson
Date:
[4 February 1842]
Source of text:
RS:HS 9.298 & 22.112
Summary:

Congratulates him on his discovery of the parallax of Alpha Centauri. Comments on this and makes suggestions for further examination.

Contributor:
John Herschel Project

Herschel10418

From:
Thomas Henderson
To:
Sir John Herschel
Date:
[11 February 1842]
Source of text:
RS:HS 9.299
Summary:

Thanks for letter and printed address and for the favorable notice of his investigations into Alpha Centauri. Comments on these and some of his observations on other stars. Encloses a note of the position of seven circumpolar stars.

Contributor:
John Herschel Project

Herschel10419

From:
Thomas Henderson
To:
Sir John Herschel
Date:
[4 April 1842]
Source of text:
RS:HS 9.300
Summary:

Gives the parallaxes of a few southern stars obtained from his own mural circle. Has sent his memoir on Alpha Centauri to the R.A.S.

Contributor:
John Herschel Project

Herschel10420

From:
Thomas Henderson
To:
Sir John Herschel
Date:
[2 May 1842]
Source of text:
RS:HS 9.301
Summary:

Sending the results of his calculations of the parallaxes of the southern stars. Has recommended these stars to Thomas Maclear to observe.

Contributor:
John Herschel Project

Herschel10421

From:
Thomas Henderson
To:
Sir John Herschel
Date:
[4 October 1842]
Source of text:
RS:HS 9.302
Summary:

Has had a reply from Thomas Maclear stating that all work has ceased at the Cape Observatory until the work on calculating the Arc of the Meridian has finished. F. W. Bessel has expressed a wish that Centaure should be observed with a heliometer. Wishes a good heliometer could be sent to the Cape.

Contributor:
John Herschel Project

Herschel10555

From:
Henry Holland
To:
Sir John Herschel
Date:
17 August [1842]
Source of text:
RS:HS 9.432
Summary:

Compliments JH's translation (1842) of J. C. F. Schiller's 'The Walk.' Is going to Scotland, then Switzerland. Has seen enough of America.

Contributor:
John Herschel Project

Herschel107

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[25 August 1842]
Source of text:
RGO 6.675.329
Summary:

A note to accompany some letters being returned to GA.

Contributor:
John Herschel Project

Herschel10709

From:
Alexander von Humboldt
To:
Sir John Herschel
Date:
[19 August 1842]
Source of text:
RS:HS 10.66
Summary:

Recounts details of his recent visit to England. Recent astronomical observations. Has JH heard from C. K. J. Bunsen about his award?

Contributor:
John Herschel Project

Herschel1071

From:
Sir John Herschel
To:
[George Biddell Airy?]
Date:
[6 September 1842]
Source of text:
RS:HS 25.6.13
Summary:

Remarks on the significant increase in brightness of the star Eta Cygni, and comments on several other variable stars.

Contributor:
John Herschel Project

Herschel1072

From:
Sir John Herschel
To:
Mrs. Grover
Date:
[28 October 1842]
Source of text:
RS:HS 25.6.14
Summary:

Mother and baby [Margaret and Julia] are doing well; JH asks questions relating to the Grovers giving up the lease on JH's property at Slough.

Contributor:
John Herschel Project

Herschel10722

From:
Sir John Herschel
To:
Alexander von Humboldt
Date:
[1842?]
Source of text:
RS:HS 10.75
Summary:

Convey his thanks to the King for the Order of Merit. Regrets he did not see the King or AH when they visited London recently. Gives astronomical information.

Contributor:
John Herschel Project

Herschel1073

From:
Sir John Herschel
To:
John William Draper
Date:
[5 December 1842]
Source of text:
RS:HS 25.6.16
Summary:

Comments on JD's work in photography; JH goes on to talk about JH's ideas of 'chemical' rays of light.

Contributor:
John Herschel Project

Herschel10739

From:
Robert Hunt
To:
Sir John Herschel
Date:
[28 May 1842]
Source of text:
RS:HS 10.91
Summary:

Was hoping to send him some positive paper, but has been unable to prepare this due to a medical problem. Did make a sheet or two today. Returns some of the specimens JH sent him but would like to keep those made by JH himself.

Contributor:
John Herschel Project
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