Search: John Herschel in collection 
Herschel, John in correspondent 
1840-1849::1841 in date 
Sorted by:
Modify Search

Showing 101–120 of 294 items

Herschel2063

From:
Henry Raper
To:
Sir John Herschel
Date:
[5 January 1841]
Source of text:
RS:HS 14.305
Summary:

Thanks JH for letter [RS:HS 14.304]. Discusses the list of principal fixed stars and its problems. Mentions several corrections that must be made.

Contributor:
John Herschel Project

Herschel2064

From:
Henry Raper
To:
Sir John Herschel
Date:
[20 October 1841]
Source of text:
RS:HS 14.306
Summary:

Asks if JH has published maps of Southern Hemisphere. Discusses [C. H.] Paravey's work on the history of constellations and ancient conceptions of the Zodiac in China, India, Egypt, and Greece.

Contributor:
John Herschel Project

Herschel2065

From:
Henry Raper
To:
Sir John Herschel
Date:
[2 November 1841]
Source of text:
RS:HS 14.307
Summary:

Encloses [C. H.] Paravey's letter [see HR's 1841-10-20].

Contributor:
John Herschel Project

Herschel2445

From:
Edward Sabine
To:
Sir John Herschel
Date:
9 October [1841]
Source of text:
RS:HS 15.299
Summary:

Sends [James Clark] Ross's journal and revised B.A.A.S. magnetic report. Discusses proposals for observation in Africa. ES will send various instruments to Africa.

Contributor:
John Herschel Project

Herschel2446

From:
Edward Sabine
To:
Sir John Herschel
Date:
[1841?]
Source of text:
RS:HS 15.300
Summary:

Sends letter from [A. T.] Kupffer regarding magnetic observations. Discusses Great Toronto Disturbance of 18 November and observation of it at Greenwich, St. Helena, and St. Petersburg.

Contributor:
John Herschel Project

Herschel2447

From:
Edward Sabine
To:
Sir John Herschel
Date:
8 March [1841]
Source of text:
RS:HS 15.301
Summary:

Thinks enclosed letter should be appended to [James] Farquharson's report on aurora. Wants to bring magnetometer to Alford. Hopes JH has [Humphrey] Lloyd's article regarding instruments.

Contributor:
John Herschel Project

Herschel2448

From:
Edward Sabine
To:
Sir John Herschel
Date:
22 March [1841]
Source of text:
RS:HS 15.302
Summary:

Discusses proposed temperature experiments involving balloons. Prince Edward Island would be good observatory but funds are lacking. [C. F.] Gauss's article translated for Scientific Memoirs.

Contributor:
John Herschel Project

Herschel2455

From:
Edward Sabine
To:
Sir John Herschel
Date:
12 July [1841]
Source of text:
RS:HS 15.309
Summary:

Wants JH to include [J. C.] Ross's instructions in his forthcoming report. Encloses tract on station errors. Discusses [Elias] Loomis's findings regarding errors in measurement.

Contributor:
John Herschel Project

Herschel2465

From:
Edward Sabine
To:
Sir John Herschel
Date:
7 February [1841?]
Source of text:
RS:HS 15.319
Summary:

Will be happy to send particulars from [C. F.] Gauss's information. [Humphrey] Lloyd's instrument records changes in horizontal intensity best. Wants to employ magnetometers in New York.

Contributor:
John Herschel Project

Herschel2467

From:
Edward Sabine
To:
Sir John Herschel
Date:
22 July [1841?]
Source of text:
RS:HS 15.321
Summary:

Corrects information from an earlier letter. [John] Caldecott stated that diurnal curve of declination changed with monsoon at Trivandum. Discusses [William] Allen and observation with transportable magnetometer.

Contributor:
John Herschel Project

Herschel2471

From:
Edward Sabine
To:
Sir John Herschel
Date:
3 March [1841?]
Source of text:
RS:HS 15.325
Summary:

Sends JH some actinometer observations and a letter from G. B. Airy to forward to Humphrey Lloyd. Also some observations of shooting stars made by [James] Farquharson.

Contributor:
John Herschel Project

Herschel2838

From:
Edward Sabine
To:
Sir John Herschel
Date:
[9 January 1841]
Source of text:
RS:HS 15.118
Summary:

Discusses problem involving JH, George Peacock, Humphrey Lloyd, and Wilhelm Weber regarding the price of magnetometers. Also mentions reports of magnetic observations in Russia and at the Cape of Good Hope.

Contributor:
John Herschel Project

Herschel2839

From:
Edward Sabine
To:
Sir John Herschel
Date:
[11 January 1841]
Source of text:
RS:HS 15.119
Summary:

Asks JH's advice on the publication of various observations. Is also awaiting advice from Humphrey Lloyd.

Contributor:
John Herschel Project

Herschel2840

From:
Edward Sabine
To:
Sir John Herschel
Date:
[19 January 1841]
Source of text:
RS:HS 15.120
Summary:

Relates Humphrey Lloyd's complaint that JH sent Mr. Meyerstein's letter by mistake. Asks JH to forward [A. T.] Kupffer's letter along with those enclosed from Charles Riddell on the magnetism survey in America. Asks for JH's advice on the publication of the observations.

Contributor:
John Herschel Project

Herschel2841

From:
Sir John Herschel
To:
Edward Sabine
Date:
[28 January 1841]
Source of text:
RS:HS 15.121 (C: RS:HS 22.78)
Summary:

Insists on inclusion of all data and graphs in the publication of the accumulated magnetic observations, made as part of 'perhaps the very greatest scientific operation ... ever ... undertaken....' Urges that funding be sought from the government.

Contributor:
John Herschel Project

Herschel2842

From:
Edward Sabine
To:
Sir John Herschel
Date:
[29 January 1841]
Source of text:
RS:HS 15.122
Summary:

Assures JH that he will publish magnetic observations as JH desires. [Hussey] Vivian awaits the estimate of cost of publication. Encloses circular sent to the British magnetic observatories. Informs JH that the Niger and Guiana magnetometers have arrived safely. They should provide interesting comparisons with other observatories.

Contributor:
John Herschel Project

Herschel2843

From:
Edward Sabine
To:
Sir John Herschel
Date:
[5 February 1841]
Source of text:
RS:HS 15.123
Summary:

Has learned of the availability of a house at Kew, which could be used as a magnetic and meteorological observatory. Dr. Robinson has received the instruments.

Contributor:
John Herschel Project

Herschel2844

From:
Edward Sabine
To:
Sir John Herschel
Date:
[20 February 1841]
Source of text:
RS:HS 15.124
Summary:

Francis Beaufort will send JH sheets from James Ross covering trip from the Cape to Van Diemen's Land. Laments Charles Riddell's leave of absence but acknowledges replacement Lieutenant Younghusband's skill. States that C. F. Gauss has informed him by letter of the location of the south magnetic pole. Informs of [Edward] Belcher's letter concerning various magnetic stations in the South Pacific.

Contributor:
John Herschel Project

Herschel2845

From:
Edward Sabine
To:
Sir John Herschel
Date:
[4 March 1841]
Source of text:
RS:HS 15.125
Summary:

Congratulates JH on his latest child. Notes that data from James Ross show great disturbances at the Kerguelen station simultaneously with Toronto and Greenwich. Has sent various data to C. F. Gauss. Wilhelm Weber reports a new magnetic station at Havana recording by the British system. Notes Ross's dip data supports Gauss's theoretical expectations.

Contributor:
John Herschel Project

Herschel2846

From:
Edward Sabine
To:
Sir John Herschel
Date:
[18 March 1841]
Source of text:
RS:HS 15.126
Summary:

Norwegian government plans to support a magnetic observatory. Discusses details concerning R.S.L. logistical support and sources for instruments and training. Encloses Wilhelm Weber's letter concerning the instruments. Notes Charles Riddell's return and Lieutenant Younghusband's continued good work.

Contributor:
John Herschel Project
Author
Addressee
Correspondent
Date
Document type
Contributor
Transcription available