Search: Herschel, John in correspondent 
Wrottesley, John in correspondent 
1860-1869::1860 in date 
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Herschel1135

From:
Sir John Herschel
To:
John Wrottesley
Date:
[2 November 1860]
Source of text:
RS:HS 25.12.5
Summary:

Thanks JW for his double star catalogue; JH comments on a few items contained therein.

Contributor:
John Herschel Project

Herschel8036

From:
John Wrottesley
To:
Sir John Herschel
Date:
[7 November 1860]
Source of text:
RS:HS 18.303
Summary:

Gives probability formula used to determine weights of stars 3 & 35 [see JH's 1860-11-2]. Explains calculation procedures previous to 1856 and those used since 1857.

Contributor:
John Herschel Project
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