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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

Herschel1070

From:
Sir John Herschel
To:
Edward Sabine
Date:
[15 January 1841]
Source of text:
RS:HS 25.6.9
Summary:

Comments on the operational and organizational details of the magnetic and meteorological observatories, and on the supervisory committee's [the Physical Committee of the R.S.L.] responsibilities.

Contributor:
John Herschel Project

Herschel10700

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[21 August 1870]
Source of text:
RS:HS 24.327
Summary:

Apologizes for forgetting that since WH is on the Council of the R.S.L. he is precluded from signing [see JH's 1870-8-18].

Contributor:
John Herschel Project

Herschel10702

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[30 September 1870]
Source of text:
RS:HS 24.331
Summary:

JH is preparing a digest of all double star observations; also comments on sunspot activity.

Contributor:
John Herschel Project

Herschel10704

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[28 April 1871]
Source of text:
RS:HS 24.364
Summary:

Thanks WH for informing JH of his son John being selected as a Council nominee for election to F.R.S.

Contributor:
John Herschel Project

Herschel10706

From:
Sir John Herschel
To:
Alexander von Humboldt
Date:
[18 March 1829]
Source of text:
RS:HS 21.43
Summary:

In response to AH's 1828-10-8, JH writes to tell him of William Herschel's ideas on nebulae and the Magellanic Clouds.

Contributor:
John Herschel Project

Herschel10708

From:
Sir John Herschel
To:
Alexander von Humboldt
Date:
[31 July 1838]
Source of text:
RS:HS 10.65 & 21.255
Summary:

Regrets he was unable to meet him when in Hanover. Took no part in Guillaume Weber's operations at the Cape, but has become acquainted with them through Weber's volumes. Has pressed the Admiralty on the necessity of Magnetic Observatories at various places. Regarding AH's observations on the barometer.

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

Herschel10711

From:
Sir John Herschel
To:
Alexander von Humboldt
Date:
1844-6-10 or [1844-5
Source of text:
RS:HS 22.197
Summary:

Extensive letter answering the many queries about nebulae raised by AH in his 1844-4-18 [letter contains notes made by AH].

Contributor:
John Herschel Project

Herschel10713

From:
Sir John Herschel
To:
Alexander von Humboldt
Date:
[2 November 1845]
Source of text:
RS:HS 22.253
Summary:

Sends thanks and very high praise for AH's first volume of Kosmos. Also comments on a number of other astronomical matters.

Contributor:
John Herschel Project

Herschel10715

From:
Sir John Herschel
To:
Alexander von Humboldt
Date:
[11 February 1850]
Source of text:
RS:HS 23.84
Summary:

Answers questions raised by AH in his 1850-1-19 [letter contains notes made by AH].

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

Herschel10720

From:
Sir John Herschel
To:
Alexander von Humboldt
Date:
[8 November 1851]
Source of text:
RS:HS 23.110
Summary:

JH has been delayed in replying to AH's 1851-8-13 because of official duties at the Great Exhibition. Comments further on several astronomical matters.

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

Herschel10730

From:
Sir John Herschel
To:
Robert Hunt
Date:
[19 April 1840]
Source of text:
RS:HS 22.49
Summary:

Exchanging further information on several aspects of the photographic process [see RH's 1840-4-15].

Contributor:
John Herschel Project

Herschel10737

From:
Sir John Herschel
To:
Robert Hunt
Date:
[10 February 1841]
Source of text:
RS:HS 22.79
Summary:

Has not lately done much work in photography, except to work with paper treated with vegetable substances.

Contributor:
John Herschel Project

Herschel1074

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[16 August 1843]
Source of text:
RS:HS 25.6.17
Summary:

Has received a request from the Admiralty to order a new telescope for the Cape observatory; at the same time, JH has received an unsolicited offer of a lens. JH seeks advice and information from GA.

Contributor:
John Herschel Project

Herschel1075

From:
Sir John Herschel
To:
N. Spahr
Date:
[20 October 1843]
Source of text:
RS:HS 25.6.19 (draft RAS:JH 3/6.7)
Summary:

Both JH and his wife, Margaret, are very concerned about the health of Madame Gerlach, the aunt of NS. Details are provided.

Contributor:
John Herschel Project

Herschel1076

From:
Sir John Herschel
To:
N. Spahr
Date:
[27 December 1843]
Source of text:
RS:HS 25.6.20
Summary:

A letter of even greater urgency about the very serious state of health of Madame Gerlach, the aunt of NS [see JH's 1843-10-20]. Madame Gerlach is living with the Herschels [as tutor? or governess?].

Contributor:
John Herschel Project
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