Search: Herschel, John in correspondent 
1840-1849::1840::11::10 in date 
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Herschel3805

From:
Sir John Herschel
To:
Robert Hunt
Date:
[10 November 1840]
Source of text:
George Eastman House, 4.17 (C: RS:HS 22.70)
Summary:

Does not know anywhere that such processes as RH uses are used for registry work, although the idea is frequently raised.

Contributor:
John Herschel Project

Herschel4702

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[10 November 1840]
Source of text:
RS:HS 1.91
Summary:

On the possibility of obtaining a heliometer from Munich.

Contributor:
John Herschel Project
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