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1840-1849::1841 in date 
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From:
Edward Sabine
To:
Sir John Herschel
Date:
[9 July 1841]
Source of text:
RS:HS 15.131
Summary:

Discusses the reductions and publication of magnetic observations from various stations. Describes report of the Antarctic expedition and the determination of the magnetic pole. Endorses proposal for Canadian Survey. Discusses survey of South Africa and British Guiana.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[2 September 1841]
Source of text:
RS:HS 15.132
Summary:

Expresses his approval of James Ross's Antarctic survey, providing some of the details of it and his determination of the south magnetic pole. Gives details of Ross's plans.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[10 September 1841]
Source of text:
RS:HS 15.133
Summary:

Mentions a deletion of part of James Ross's dispatch. Clerk is receiving instructions from Charles Riddell before sailing to the Cape of Good Hope, from which observatory he expects a report in eight months. Asks whether the R.S.L. should request government funding for Cape observations and experiments. Wonders if astronomical and magnetic observers there could assist each other. Requests information on the atmosphere.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[13 October 1841]
Source of text:
RS:HS 15.134
Summary:

Speculation about land masses and climate in Arctic regions. Extols James Ross's talents. Discusses John Dalton's pension and who should be devoting efforts for approving pensions.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[1 December 1841]
Source of text:
RS:HS 15.135
Summary:

Discusses recent magnetic disturbances and their publication, as well as sending reports on them to G. B. Airy, Humphrey Lloyd, C. F. Gauss, and others.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[2 February 1841]
Source of text:
RS:HS 15.139
Summary:

Encloses letter from G. B. Airy. Suggests new method of magnetic observation.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[5 February 1841]
Source of text:
RS:HS 15.140
Summary:

Presents data on various disturbances. Awaits advice from C. F. Gauss. Discusses determination of intervals between observations. Mentions proposal to continue observations for 3 years.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[24 February 1841]
Source of text:
RS:HS 15.142
Summary:

On discrepancy of data from G. B. Airy and Humphrey Lloyd. Captain Boileau and John Caldecott exchange instruments to normalize data. Will send letters from Airy, [A. T.] Kupffer, Lloyd, ES, and JH to John Lubbock and the R.S.L. Council concerning the discrepancies.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[11 March 1841]
Source of text:
RS:HS 15.143
Summary:

Discusses plans for publishing magnetic storm data. Mentions transportable magnetic instruments and their use for a travelling observatory on an expedition to the Falkland Islands.

Contributor:
John Herschel Project
From:
Heinrich Christian Schumacher
To:
Sir John Herschel
Date:
[22 October 1841]
Source of text:
RS:HS 15.388
Summary:

Has not received parcels from Royal Society. Wants JH to send notice of proposal to Astronomische Nachrichten. Remarks on JH's requiem for William Herschel's large telescope. Asks JH to thank King of Denmark directly for the order conferred.

Contributor:
John Herschel Project
From:
Heinrich Christian Schumacher
To:
Sir John Herschel
Date:
[24 December 1841]
Source of text:
RS:HS 15.389
Summary:

Asks about the claim that JH professes that the moon affects the atmosphere and about possibly related research. Received paper on constellations for Astronomische Nachrichten.

Contributor:
John Herschel Project
From:
[J. S. C.] Schweigger
To:
Sir John Herschel
Date:
[12 May 1841]
Source of text:
RS:HS 15.414
Summary:

Sends book on Samothracian mysteries. Mentions article by [C. B.] Hafe. Suggests JH ask [William] Whewell to review the article in Quarterly Review.

Contributor:
John Herschel Project
From:
Wilhelm Struve
To:
Sir John Herschel
Date:
[8 January 1841]
Source of text:
RS:HS 17.129
Summary:

Regrets that his work at Pulkowa eliminates the possibility of being absent for longer periods of time and hopes to see JH in Russia. Mentions his and his son Otto Struve's most recent work. Wishes JH well in his new home at Collingwood.

Contributor:
John Herschel Project
From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[19 January 1841]
Source of text:
RS:HS 14.221
Summary:

Says JH's interest in AQ's work has been source of motivation. Notes that on 21 September and 21 December, aurora borealis and magnetic perturbations have been spotted. Asks where to procure an actinometer in England.

Contributor:
John Herschel Project
From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[11 June 1841]
Source of text:
RS:HS 14.222
Summary:

Is thrilled about 4 aides to help with meteorological and magnetic observations. Points out that number of stations participating in horary observations increased to 22. Lists them. Hopes to go to Plymouth [B.A.A.S. meeting].

Contributor:
John Herschel Project
From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[9 July 1841]
Source of text:
RS:HS 14.223
Summary:

Announces results of last observations, both magnetic and meteorological. Hopes to see JH.

Contributor:
John Herschel Project
From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[28 July 1841]
Source of text:
RS:HS 14.224
Summary:

Found letter sent at the R.S.L. Left with William Whewell for Plymouth. Results are forthcoming on meteorological observations that JH suggested. Regrets not seeing JH in England.

Contributor:
John Herschel Project
From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[11 August 1841]
Source of text:
RS:HS 14.225
Summary:

Presents best wishes to Lady Herschel. Regrets not having met on account of meeting with [G. B.] Airy at Greenwich. Is keeping four pictures of JH and has offered 2 additional ones to Prince Albert.

Contributor:
John Herschel Project
From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[20 September 1841]
Source of text:
RS:HS 14.226
Summary:

Regrets not having seen JH in England. Discusses horary observations. Lists current projects. Talks about C. F. Gauss's reactions to magnetic observations by JH in two hemispheres and difference of lines for Europe and America. Gives results for August meteors.

Contributor:
John Herschel Project
From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[12 November 1841]
Source of text:
RS:HS 14.227
Summary:

System of meteorological observation works well but no English station. AQ is willing to publish results in England if need be. Points out additional observers for September.

Contributor:
John Herschel Project
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