Search: Herschel, John in author 
1830-1839::1835 in date 
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Showing 1–20 of 83 items

Herschel3791

From:
Sir John Herschel
To:
Thomas Maclear
Date:
7] January [1835
Source of text:
unknown
Summary:

Too ill to attend the South African Institution meeting; asks JH to turn in the packet containing TM's and JH's meteorological observations.

Contributor:
John Herschel Project

Herschel12095

From:
Sir John Herschel
To:
Thomas Maclear
Date:
15] January [1835
Source of text:
RS:HS 21.165
Summary:

Describing JH's observations and comparing notes.

Contributor:
John Herschel Project

Herschel5342

From:
Sir John Herschel
To:
Charles Babbage
Date:
[20 January 1835]
Source of text:
RS:HS 2.289
Summary:

Commiserating on CB's calamity.

Contributor:
John Herschel Project

Herschel12096

From:
Sir John Herschel
To:
Thomas Maclear
Date:
[22 January 1835]
Source of text:
RS:HS 21.169
Summary:

Responds to TM's query in his 1835-1-17 about the effect that motion of the center of the mural circle would have on the microscopic readings.

Contributor:
John Herschel Project

Herschel11820

From:
Sir John Herschel
To:
Thomas Maclear
Date:
5] February [1835
Source of text:
RS:HS 12.179 (C: RS:HS 21.170)
Summary:

Suggests a means of resolving TM's problem with the mural circle.

Contributor:
John Herschel Project

Herschel12097

From:
Sir John Herschel
To:
Thomas Maclear
Date:
[7 February 1835]
Source of text:
RS:HS 21.171
Summary:

Additional approaches to resolving TM's mural circle problem [see JH's 1835-2-5].

Contributor:
John Herschel Project

Herschel9087

From:
Sir John Herschel
To:
William Whewell
Date:
[7 February 1835]
Source of text:
TC, Camb. Add. Ms.a.20725 (CC: RS:HS 25.4.9)
Summary:

Discusses tidal observations made at the Cape and a paper by WW on tides. Praises viewing conditions at the Cape. Describes political struggles at the Cape.

Contributor:
John Herschel Project

Herschel53

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[20 February 1835]
Source of text:
RGO 6.368.596 (C: RS:HS 25.4.7)
Summary:

Describes the tests and adjustments JH has recommended to Thomas Maclear to try to remove anomalies from the functioning of the transit circle at the Royal Observatory, Cape of Good Hope; also comments on the beauty of some southern nebulae.

Contributor:
John Herschel Project

Herschel3977

From:
Sir John Herschel
To:
Caroline Lucretia Herschel
Date:
[22 February 1835]
Source of text:
TxU:H/L-0580.1.a; Reel 1058
Summary:

JH describes his sweeps of Scorpio. Writes that the Milky Way is 'extremely curious and interesting.' Has collected a large catalog of southern nebulae, many never before detected. JH's search for Halley's Comet has been unsuccessful thus far.

Contributor:
John Herschel Project

Herschel12098

From:
Sir John Herschel
To:
Thomas Maclear
Date:
[23 February 1835]
Source of text:
RS:HS 21.172
Summary:

More on the mural circle [see JH's 1835-2-7].

Contributor:
John Herschel Project

Herschel8870

From:
Sir John Herschel
To:
Astronomische Nachrichten
Date:
[24 February 1835]
Source of text:
Astronomische Nachrichten, 12 (1835), 273-6
Summary:

Reports erecting his telescopes at the Cape and on his observations, especially of double stars, during his first year there.

Contributor:
John Herschel Project

Herschel1055

From:
Sir John Herschel
To:
Heinrich Christian Schumacher
Date:
[24 February 1835]
Source of text:
RS:HS 25.4.8
Summary:

Describes JH's location at the Cape and his observational sweeps, lists nebulae and double stars, as well as comet and eclipse observations. [Letter finished on 1835-3-5.]

Contributor:
John Herschel Project

Herschel3904

From:
Sir John Herschel
To:
Thomas Maclear
Date:
[3 March 1835]
Source of text:
unknown
Summary:

Found two planetary nebulae not listed in any catalog; hopes to show them to JH tonight.

Contributor:
John Herschel Project

Herschel3905

From:
Sir John Herschel
To:
Thomas Maclear
Date:
[1835-3-7 or 8]
Source of text:
unknown
Summary:

Apologizes for his erroneous reduction. Thanks TM for his list of 'Zenith points.'

Contributor:
John Herschel Project

Herschel8622

From:
Sir John Herschel
To:
Mrs. Kenneth Murchison
Date:
[8 March 1835]
Source of text:
Geological Society
Summary:

After returning to Britain, please deliver the annexed letter to her brother-in-law, Roderick I. Murchison.

Contributor:
John Herschel Project

Herschel8623

From:
Sir John Herschel
To:
Roderick Impey Murchison
Date:
[8 March 1835]
Source of text:
Geological Society
Summary:

Describes various geological aspects of the Cape area and mentions JH's astronomical work. Regrets that RM's brother is leaving the Cape.

Contributor:
John Herschel Project

Herschel11698

From:
Sir John Herschel
To:
Thomas Maclear
Date:
[1835-3-8 or 9]
Source of text:
RS:HS 21.168
Summary:

Reports on location of a planetary nebula. Expresses thanks for book by [Robert] Woodhouse.

Contributor:
John Herschel Project

Herschel5998

From:
Sir John Herschel
To:
Francis Baily
Date:
[10 March 1835]
Source of text:
RS:HS 3.124 (C: RS:HS 25.8.3)
Summary:

This letter is being delivered by a Capt. William Edie of the 98th, recently returned from Andrew Smith's expedition up the Caledon River, in the Orange Free State.

Contributor:
John Herschel Project

Herschel14809

From:
Sir John Herschel
To:
Francis Beaufort
Date:
[10 March 1835]
Source of text:
Hydrographic Office Misc F23F5.1
Summary:

Sent as a letter of introduction for Captain [William] Edie, who was hurt on an expedition in southeastern Africa, and who knows much about the region.

Contributor:
John Herschel Project

Herschel3147

From:
Sir John Herschel
To:
[John Augustus] Lloyd
Date:
[12 March 1835]
Source of text:
RS Sa.645
Summary:

Comments on importance of 'geographical observatories' like JL's as complementary to astronomical observatories, and outlines their chief objects of enquiry. Suggests that JL have observational results examined and published, and recommends taking many hourly observations.

Contributor:
John Herschel Project
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