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Encke, Johann Franz in correspondent 
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Herschel, John in addressee 
John Herschel Project in contributor 
1840-1849 in date 
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From:
Johann Franz Encke
To:
Sir John Herschel
Date:
[20 March 1840]
Source of text:
RS:HS 7.92
Summary:

Comments extensively on the orbits of recent comets.

Contributor:
John Herschel Project
From:
Johann Franz Encke
To:
Sir John Herschel
Date:
[5 September 1840]
Source of text:
RS:HS 7.93
Summary:

Writing to try to set up a visit to JH.

Contributor:
John Herschel Project
From:
Johann Franz Encke
To:
Sir John Herschel
Date:
[13 September 1840]
Source of text:
RS:HS 7.94
Summary:

Thanks for JH's hospitality; tells of JE's further travel plans.

Contributor:
John Herschel Project
From:
Johann Franz Encke
To:
Sir John Herschel
Date:
[31 October 1840]
Source of text:
RS:HS 7.95
Summary:

About the calculations of JE, and others, on the motion of the solar system.

Contributor:
John Herschel Project
From:
Johann Franz Encke
To:
Sir John Herschel
Date:
[22 September 1846]
Source of text:
RS:HS 7.96
Summary:

Asks for permission to look at R.S.L. letters from G. W. Leibniz to Henry Oldenburg; comments on dioptrics, and several astronomical topics.

Contributor:
John Herschel Project
From:
Johann Franz Encke
To:
Sir John Herschel
Date:
[23 February 1847]
Source of text:
RS:HS 7.97
Summary:

Comments relating to G. W. Leibniz correspondence [see JE's 1846-9-22]; comments on naming the new planet Neptune.

Contributor:
John Herschel Project
From:
Johann Franz Encke
To:
Sir John Herschel
Date:
[22 November 1847]
Source of text:
RAS:JH Archive 10/5.109; Reel 9
Summary:

The excellence of JH's Cape Results has humbled JE. Much of the letter is taken up with more in the same vein, citing specific examples.

Contributor:
John Herschel Project