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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

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

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

Herschel4657

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[1 March 1830]
Source of text:
RS:HS 1.41
Summary:

Informing JH that he and GA have just been appointed to a committee to consider the extension of the Astronomical Society's catalogue. Observations on this catalogue.

Contributor:
John Herschel Project

SOMERVILLE234

From:
Mary Somerville
To:
John Herschel
Date:
?? Mar 1830
Source of text:
HS 16.333, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

RS-MM-001723

From:
Karl Ludwig Christian Rumker
To:
Davies Gilbert, President of the Royal Society, Somerset House
Date:
5 March 1830
Source of text:
MM/22/67, Royal Society
Summary:

No summary available.

Contributor:
Royal Society

SOMERVILLE232

From:
Mary Somerville
To:
John Herschel
Date:
6 Mar 1830?
Source of text:
HS 16.331, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

Herschel5299

From:
Charles Babbage
To:
Sir John Herschel
Date:
[8 March 1830]
Source of text:
RS:HS 2.244
Summary:

Latest news of his machine. His book is going to press in 10 days. Would like proofsheet of last sheet of JH's 'Sound.'

Contributor:
John Herschel Project

Herschel5300

From:
Sir John Herschel
To:
Charles Babbage
Date:
1830-3-[8 or later]
Source of text:
RS:HS 2.245
Summary:

Regarding CB's attitude to the machine. Is sending rough proof of the page on 'Sound.'

Contributor:
John Herschel Project

Herschel8551

From:
Sir John Herschel
To:
Nathaniel Bowditch [Sr.]
Date:
[8 March 1830]
Source of text:
BostonPubLib E2210.19 v.2 (39)
Summary:

Thanks NB for sending volume I of NB's translation into English of P. S. Laplace's Mécanique céleste. Praises the translation and notes that it shows the high level of science in the U.S. Will send NB some of JH's publications.

Contributor:
John Herschel Project

Herschel7272

From:
Thomas Drummond
To:
Sir John Herschel
Date:
[8 March 1830]
Source of text:
RS:HS 6.453
Summary:

Would like JH's drawing of the lake [?] measuring operation.

Contributor:
John Herschel Project

SOMERVILLE233

From:
John Herschel
To:
Mary Somerville
Date:
9 Mar 1830
Source of text:
HS 16.332, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

Herschel3445

From:
Sir John Herschel
To:
[George Biddell Airy?]
Date:
[9 March 1830]
Source of text:
RS LUB.H.346
Summary:

Has received and comments on materials sent, including Nathaniel Bowditch's translation of P. S. Laplace's Mécanique céleste and a paper by J. W. Lubbock.

Contributor:
John Herschel Project

Herschel607

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[9 March 1830]
Source of text:
RGO 6.803.130
Summary:

Sets out JH's preferences with regard to developing a system of reductions of astronomical observations that could then be easily applied.

Contributor:
John Herschel Project

Herschel8042

From:
Eliza Young
To:
Sir John Herschel
Date:
[10 March 1830]
Source of text:
RS:HS 18.309
Summary:

Asks help in summarizing scientific labors of her late husband, Thomas Young, for memoir by Hudson Gurney. [Addressed to 'William Herschale, Esqr.']

Contributor:
John Herschel Project

Herschel3006

From:
Wilhelm Struve
To:
Sir John Herschel
Date:
[10 March 1830]
Source of text:
RS:HS 17.116
Summary:

Hopes to meet JH and [James] South in summer. Announces emperor's decision to support measurement of the 3.5° latitude meridian throughout the entire Russian empire. WS is responsible for directing work in the north. Emphasizes the importance of maintaining correct linear standards uniform with both France and England. Requests a copy of the English standard so as to compare it with the Russian measurements of degrees.

Contributor:
John Herschel Project
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