Search: 1850-1859::1850 in date 
Herschel, John in correspondent 
Smyth, William Henry in correspondent 
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Herschel4195

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[9 July 1850]
Source of text:
RS:HS 16.299
Summary:

Sends JH copy of his address to Royal Geographical Society. Inquires about a means to make astronomical instruments steadier with poles devised by JH.

Contributor:
John Herschel Project

Herschel4204

From:
Sir John Herschel
To:
William Henry Smyth
Date:
[15 July 1850]
Source of text:
RS:HS 23.88
Summary:

Compliments WS on a written address. Describes how to set up a telescope to avoid unnecessary vibration; includes diagram.

Contributor:
John Herschel Project
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