Search: Herschel, John in correspondent 
1830-1839::1831::01 in date 
Smyth, William Henry in addressee 
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Herschel1485

From:
Sir John Herschel
To:
William Henry Smyth
Date:
[1831]
Source of text:
APS B.Sm98.10
Summary:

Recommends WS pay attention to planetary nebulae, solid clusters, and double stars in his observations. JH lists some of each.

Contributor:
John Herschel Project

Herschel1878

From:
Sir John Herschel
To:
William Henry Smyth
Date:
1831
Source of text:
WT 91800.1
Summary:

Wants WS to make a choice between the several skeleton forms JH has devised for recording astronomical observations. Also comments on orbit of Gamma Virginis and 30 Scorpii, as well as Encke's Comet.

Contributor:
John Herschel Project
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