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1850-1859::1851::07::20 in date 
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From:
[A. J. F.] Yvon Villarceau
To:
Sir John Herschel
Date:
[20 July 1851]
Source of text:
RS:HS 17.421
Summary:

Appears to be presenting YV's calculations for the orbits of double stars. [Much of this letter is illegible.]

Contributor:
John Herschel Project
From:
Henry Anthony Jeffreys
To:
Sir John Herschel
Date:
[20 July 1851]
Source of text:
RS:HS 10.293
Summary:

Regarding the Tithe question. Thinks there are some in the parish who would sign a document for JH. Would he let him know the form to adopt.

Contributor:
John Herschel Project