Search: Herschel, John in addressee 
1830-1839::1830::10 in date 
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From:
Dionysius Lardner
To:
Sir John Herschel
Date:
[2 October 1830]
Source of text:
RS:HS 11.119
Summary:

Encloses proofs of the copy of JH's Prelim. Discourse. JH's essay is giving him great pleasure. Comments on the view of understanding physics without the use of mathematics.

Contributor:
John Herschel Project
From:
Daniel Birkett
To:
Sir John Herschel
Date:
[5 October 1830]
Source of text:
RS:HS 4.99
Summary:

Atkinson is in London and would JH meet them on Friday to effect the necessary business.

Contributor:
John Herschel Project
From:
Joseph Nicolas Nicollet
To:
Sir John Herschel
Date:
[16 October 1830]
Source of text:
RS:HS 13.140
Summary:

Introducing a Mr. Lerebours, son of the optician at the Bureau des Longitudes, who is on a visit to England. Hopes JH has received the copy of JN's work on geometry, written in a new way.

Contributor:
John Herschel Project
From:
Wilhelm Struve
To:
Sir John Herschel
Date:
[16 October 1830]
Source of text:
RS:HS 17.121
Summary:

Reminds WS to select certain nebulae for 'communal observation.' Received good news from Finland. Gave [James] South the list of 36 double stars to be observed. Stars compare except result in smaller distances than JH's and South's observations.

Contributor:
John Herschel Project
From:
Charles Babbage
To:
Sir John Herschel
Date:
[17 October 1830]
Source of text:
RS:HS 2.256
Summary:

Agrees with his opinions held about the R.S.L. Is going out of town immediately; so unable to answer the queries completely. Regarding the magnetic muzzle used by needle makers.

Contributor:
John Herschel Project
From:
Mary Somerville
To:
John Herschel
Date:
23 Oct 1830?
Source of text:
HS 16.338, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
Text Online
From:
Mary Somerville
To:
Sir John Herschel
Date:
[23 October 1830]
Source of text:
RS:HS 16.338
Summary:

Sends a method of estimating the variations in the elements of orbits during the perturbations in longitude and distance. Used it in manuscript when examining Saturn and Jupiter.

Contributor:
John Herschel Project, Brigitte Stenhouse
From:
Caroline Lucretia Herschel
To:
Sir John Herschel
Date:
[27 October 1830]
Source of text:
unknown
Summary:

Wishes to learn if Isabella Stewart's health has declined.

Contributor:
John Herschel Project
From:
Stephen Peter Rigaud
To:
Sir John Herschel
Date:
[30 October 1830]
Source of text:
RS:HS 14.342
Summary:

Discusses eighteenth-century observations from Greenwich. Describes curious observations of stars in Gamma Virginis and Polaris.

Contributor:
John Herschel Project