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Somerville, Mary in correspondent 
Herschel, John in author 
1830-1839 in date 
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Herschel2637

From:
Sir John Herschel
To:
Mary Somerville
Date:
[1830-1?]
Source of text:
RS:HS 16.382 (C: RS:HS 25.13.29b)
Summary:

Admires her manuscript [Mechanism of the Heavens]. Wishes [P. S.] Laplace would have lived to see it. Notes a problem with the principle of virtual velocity.

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

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
Text Online

Herschel2641

From:
Sir John Herschel
To:
Mary Somerville
Date:
[9 March 1830]
Source of text:
RS:HS 16.332 (C: RS:HS 21.61)
Summary:

Sends new translation of [P. S. Laplace's] Mécanique céleste. Says her revision [of MS's Mechanism of the Heavens] has been effective. Still doubts the derivation of the fundamental equation. Discusses force, resistance, and reaction with regard to this equation.

Contributor:
John Herschel Project, Brigitte Stenhouse

SOMERVILLE237

From:
John Herschel
To:
Mary Somerville
Date:
31 Mar 1830
Source of text:
HS 16.334, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
Text Online

Herschel2643

From:
Sir John Herschel
To:
Mary Somerville
Date:
[31 March 1830]
Source of text:
RS:HS 16.334 (C: RS:HS 21.66)
Summary:

Says manuscript [Mechanism of the Heavens] cannot be improved materially except perhaps on one or two small points. Will look at it again when it is together in a whole. Announces birth of JH's daughter [Caroline] that morning.

Contributor:
John Herschel Project, Brigitte Stenhouse

SOMERVILLE240

From:
John Herschel
To:
Mary Somerville
Date:
15 Jun 1830
Source of text:
HS 16.337, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
Text Online

Herschel2646

From:
Sir John Herschel
To:
Mary Somerville
Date:
[15 June 1830]
Source of text:
RS:HS 16.337 (C: RS:HS 21.71)
Summary:

Will bring her manuscript [Mechanism of the Heavens]. Apologizes for holding it so long. Critiques various passages concerning permanent rotation and equations of stability. Sends condolences on Dr. Somerville's loss.

Contributor:
John Herschel Project, Brigitte Stenhouse

SOMERVILLE228

From:
John Herschel
To:
Mary Somerville
Date:
? Mar 1831
Source of text:
MSH 3 / 301, Dep. c. 370, Bod, MS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

SOMERVILLE246

From:
John Herschel
To:
Mary Somerville
Date:
8 Mar 1831
Source of text:
HS 16.343, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
Text Online

Herschel2652

From:
Sir John Herschel
To:
Mary Somerville
Date:
[8 March 1831]
Source of text:
RS:HS 16.343 (ACCS: RS:HS 25.1.33)
Summary:

Explains to MS P. S. Laplace's method of indeterminate coefficients in mathematics. Thanks MS for her praise of his book [Prelim. Discourse], which JH values more highly than newspaper reviews.

Contributor:
John Herschel Project, Brigitte Stenhouse

SOMERVILLE248

From:
John Herschel
To:
Mary Somerville
Date:
6? Jun? 1831?
Source of text:
HS 16.345, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
Text Online

Herschel2654

From:
Sir John Herschel
To:
Mary Somerville
Date:
[11 June 1831]
Source of text:
RS:HS 16.345 (C: RS:HS 21.84)
Summary:

Returns proofs and sends a few remarks concerning them. Discusses difficulty of measuring Eta Coronae. Anxious to see her [Mechanism of the Heavens]. Has another daughter [Isabella].

Contributor:
John Herschel Project, Brigitte Stenhouse
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