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Herschel8249

From:
Sir John Herschel
To:
Henry Kater
Date:
[18 February 1830]
Source of text:
RS:HS 19.55
Summary:

Laments indiscretion of R.S.L. president [Davies Gilbert], attributing to JH statements JH never made about astronomical observations and James South's telescope. Clarifies what JH actually saw.

Contributor:
John Herschel Project
Text Online

Faraday0435a

From:
Michael Faraday
To:
Henry William Pickersgill
Date:
20 February 1830
Source of text:
State Library of New South Wales, Mitchell Library MS A26
Summary:

No summary available.

Contributor:
Faraday Project
Text Online

Faraday0435

From:
Michael Faraday
To:
Percy Drummond
Date:
20 February 1830
Source of text:
RMA WO150 / 4, f.200
Summary:

No summary available.

Contributor:
Faraday Project

Herschel11133

From:
Mrs. Mary Frances Kater
To:
Sir John Herschel
Date:
[20 February 1830]
Source of text:
RS:HS 11.22
Summary:

She understands Davies Gilbert's report was from James South. JH's description of the telescope meets Kater's ideas. Kater has been much struck by William Parsons' (3rd Earl of Rosse) experiments on the formation of large mirrors. Wishes JH had called him when he was in town.

Contributor:
John Herschel Project

Herschel8482

From:
James South
To:
Sir John Herschel
Date:
[21 February 1830]
Source of text:
RS:HS 16.462
Summary:

Has confirmed the existence of a sixth star in the Nebular Trapezium [of Orion]. Discusses interest among leaders of the Astronomical Society in securing a royal charter. Asks for JH's views.

Contributor:
John Herschel Project

SOMERVILLE230

From:
John Herschel
To:
Mary Somerville
Date:
23 Feb 1830
Source of text:
HS 16.329, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
Text Online

Herschel2638

From:
Sir John Herschel
To:
Mary Somerville
Date:
[23 February 1830]
Source of text:
RS:HS 16.329 (C: RS:HS 21.60)
Summary:

Sends 40 pages of her manuscript [Mechanism of the Heavens] along with suggestions for improvement. Suggests clarifying the principles of the first chapter and a fuller explanation of various other principles.

Contributor:
John Herschel Project, Brigitte Stenhouse

SOMERVILLE235

From:
William Somerville
To:
John Herschel
Date:
23 Feb 1830
Source of text:
HS 16.387, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

Herschel2695

From:
William Somerville
To:
Sir John Herschel
Date:
[23 February 1830]
Source of text:
RS:HS 16.387
Summary:

Thanks JH for attention to Mrs. Somerville's work [Mechanism of the Heavens]. Please send any part of the work that he has finished.

Contributor:
John Herschel Project

Herschel9333

From:
Johann Franz Encke
To:
Sir John Herschel
Date:
[24 February 1830]
Source of text:
RS:HS 7.87
Summary:

Is carrying out a study of double stars, comments on some readings, and would welcome any of JH's observations. Is planning to build up the library commenced by J. E. Bode at the Observatory. The chart of T. J. Hussey is being engraved.

Contributor:
John Herschel Project
Text Online

Faraday0436

From:
Michael Faraday
To:
Percy Drummond
Date:
26 February 1830
Source of text:
RMA WO150 / 4, f.203
Summary:

No summary available.

Contributor:
Faraday Project
Text Online

L1024

From:
Pierre-Simon Ballanche
To:
André-Marie Ampère
Date:
26 février 1830
Source of text:
Fonds André-Marie Ampère chemise 311bis., Archives de l'Académie des sciences, Paris
Summary:

No summary available.

Contributor:
La Correspondance d’André-Marie Ampère

Herschel763

From:
Sir John Herschel
To:
Emilia Stewart
Date:
[26 February 1830]
Source of text:
JHS.HCEJ.506
Summary:

A note about ES being with JH and Margaret on the anniversary of their wedding. Enclosed is a 2pp letter from Margaret to her mother.

Contributor:
John Herschel Project

Herschel5298

From:
Sir John Herschel
To:
Charles Babbage
Date:
[28 February 1830]
Source of text:
RS:HS 2.243
Summary:

Has heard the news about Government support for the machine; is this correct?

Contributor:
John Herschel Project
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