Search: Herschel, John in correspondent 
1840-1849::1847::01::06 in date 
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Herschel10389

From:
George W. Hearn
To:
Sir John Herschel
Date:
[6 January 1847]
Source of text:
RS:HS 9.269
Summary:

Has been investigating the Cavendish experiments recently repeated by Francis Baily. Thinks G. B. Airy has neglected the resistance of the air in his mathematical theory. Would like to send an abstract of his investigations so that JH can judge their merits.

Contributor:
John Herschel Project

Herschel14082

From:
Charles Johnson
To:
Sir John Herschel
Date:
[6 January 1847]
Source of text:
TxU:H/M-0301; Reel 1087
Summary:

Explains combined British and foreign postage rate applied to JH's letter, which has been forwarded to France. [JH annotation on verso about actinometer.]

Contributor:
John Herschel Project

Herschel4786

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[6 January 1847]
Source of text:
RS:HS 1.176
Summary:

Sends extracts of a letter from H. C. Schumacher. Does not agree with Schumacher regarding F. W. Bessel's 'specific attraction.'

Contributor:
John Herschel Project
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