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Somerville, Mary in correspondent 
Herschel, John in addressee 
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Herschel2650

From:
Mary Somerville
To:
Sir John Herschel
Date:
[11 February 1831]
Source of text:
RS:HS 16.341
Summary:

Wants to use method of indeterminate coefficients to integrate the differential equations of the planets' perturbations. [Originally written to W. Fairfax.]

Contributor:
John Herschel Project, Brigitte Stenhouse

SOMERVILLE231

From:
Mary Somerville
To:
John Herschel
Date:
1 Mar 1831
Source of text:
HS 16.330, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

SOMERVILLE245

From:
Mary Somerville
To:
John Herschel
Date:
3 Mar 1831?
Source of text:
HS 16.342, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
Text Online

Herschel2651

From:
Mary Somerville
To:
Sir John Herschel
Date:
[3 March 1831]
Source of text:
RS:HS 16.342
Summary:

Needs advice on integrating equations. Praises JH's book [Prelim. Discourse]. Says James Mackintosh and [Henry] Hallam also praise it. Note from William Somerville, which needs a reply, is enclosed.

Contributor:
John Herschel Project, Brigitte Stenhouse

SOMERVILLE247

From:
Mary Somerville
To:
John Herschel
Date:
25 May 1831?
Source of text:
HS 16.344, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
Text Online

Herschel2653

From:
Mary Somerville
To:
Sir John Herschel
Date:
[28 May 1831]
Source of text:
RS:HS 16.344
Summary:

Sends preliminary observations that will be prefixed to her book [Mechanism of the Heavens]. Wants JH to make any criticisms of it before it is published.

Contributor:
John Herschel Project, Brigitte Stenhouse

SOMERVILLE276

From:
Mary Somerville
To:
John Herschel
Date:
12 Nov 1843
Source of text:
HS 16.347, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

Herschel2656

From:
Mary Somerville
To:
Sir John Herschel
Date:
[12 November 1843]
Source of text:
RS:HS 16.347
Summary:

Asks JH to tell her where to find his newly published works on the action of light on chemical substances. Rome is not intellectually stimulating. Describes summer in Venice.

Contributor:
John Herschel Project

SOMERVILLE279

From:
Mary Somerville
To:
John Herschel
Date:
31 Jul 1844?
Source of text:
HS 16.349, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

Herschel2658

From:
Mary Somerville
To:
Sir John Herschel
Date:
[31 July 1844]
Source of text:
RS:HS 16.349
Summary:

Will be in London and hopes to see JH. Thanks for his letter and the promise of sending his papers on light. Also wants information on [Louis] Daguerre's work.

Contributor:
John Herschel Project

SOMERVILLE282

From:
Mary Somerville
To:
John Herschel
Date:
16 Sep 1844?
Source of text:
HS 16.350, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

Herschel2659

From:
Mary Somerville
To:
Sir John Herschel
Date:
[16 September 1844]
Source of text:
RS:HS 16.350
Summary:

Thanks JH for papers on light and photography. Enjoyed her visit to Collingwood. Feels privileged to be godmother to JH's daughter.

Contributor:
John Herschel Project

SOMERVILLE284

From:
Mary Somerville
To:
John Herschel
Date:
20 Sep 1845
Source of text:
HS 16.351, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

Herschel2660

From:
Mary Somerville
To:
Sir John Herschel
Date:
[20 September 1845]
Source of text:
RS:HS 16.351
Summary:

Discusses light experiments, which 'amused' her during summer. Has heard no scientific news lately. Describes summer in Rome.

Contributor:
John Herschel Project

SOMERVILLE289

From:
Mary Somerville
To:
John Herschel
Date:
23 Feb 1846
Source of text:
HS 16.353, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

Herschel2662

From:
Mary Somerville
To:
Sir John Herschel
Date:
[23 February 1846]
Source of text:
RS:HS 16.353
Summary:

Delighted that her paper was read at Royal Society. Discusses discovery of new planet [Neptune], and the future. Asks about his work.

Contributor:
John Herschel Project

SOMERVILLE304

From:
Mary Somerville
To:
John Herschel
Date:
17 Apr 1856
Source of text:
HS 16.358, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

Herschel2667

From:
Mary Somerville
To:
Sir John Herschel
Date:
[17 April 1856]
Source of text:
RS:HS 16.358
Summary:

Needs help understanding Percades [?] quantity. Inquires as to well-being of family and sends regards.

Contributor:
John Herschel Project

SOMERVILLE307

From:
Mary Somerville
To:
John Herschel
Date:
14 Apr 1857
Source of text:
HS 16.359, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

Herschel2668

From:
Mary Somerville
To:
Sir John Herschel
Date:
[14 April 1857]
Source of text:
RS:HS 16.359
Summary:

Thanks JH for critiquing her paper during his illness. MS's On the Connexion of the Physical Sciences is to be published in translation at Cesna.

Contributor:
John Herschel Project
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