Search: Herschel, John in correspondent 
1840-1849::1844::09 in date 
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From:
Sir John Herschel
To:
[William Radcliffe Birt]
Date:
2?] September [1844
Source of text:
RS:HS 19.168
Summary:

Omitted important detail yesterday in JH's description of self-compensating barometer. Columns must be variable, not constant.

Contributor:
John Herschel Project
From:
Thomas I. M. Forster
To:
Sir John Herschel
Date:
[23 September 1844]
Source of text:
RS:HS 7.337
Summary:

Has sent a pamphlet on Education to the R.S.L. to be transmitted to JH. Explains the mechanism of his new anemometer. Is most interested in the causes of falling stars and their relation to meteorites. Has he seen [Robert?] Hunt's book on Light? Does he know where a description of William Parsons' (3rd Earl of Rosse) large telescope is to be found?

Contributor:
John Herschel Project