Search: 1850-1859 in date 
Encke, Johann Franz in author 
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From:
Johann Franz Encke
To:
Sir John Herschel
Date:
[29 March 1850]
Source of text:
RS:HS 7.98
Summary:

Sends a book on optics; if JH likes it, then tell others about it. Comments on some aspects of JH's Outlines Astr.

Contributor:
John Herschel Project
From:
Johann Franz Encke
To:
Sir John Herschel
Date:
[11 November 1858]
Source of text:
RS:HS 7.99
Summary:

On some of the elements of the orbit of a newly appearing comet.

Contributor:
John Herschel Project
From:
Johann Franz Encke
To:
Sir John Herschel
Date:
[17 July 1859]
Source of text:
RS:HS 7.100
Summary:

Sends some invitations to participate in an Alexander von Humboldt Foundation.

Contributor:
John Herschel Project