Search: Herschel, John in author 
1820-1829::1826::03 in date 
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Herschel9266

From:
Sir John Herschel
To:
Maria Edgeworth
Date:
[18 March 1826]
Source of text:
RS:HS 20.230
Summary:

Thanks for ME's letter; JH hopes to see her in Ireland in summer.

Contributor:
John Herschel Project

Herschel11581

From:
Sir John Herschel
To:
Henry Kater
Date:
[21 March 1826]
Source of text:
RS:HS 20.231
Summary:

Asks for the use of an invariable pendulum and a clock from the Board of Longitude so that G. B. Airy and William Whewell can carry out experiments to measure the change in gravity and the mean density of the earth, in a Yorkshire coal mine.

Contributor:
John Herschel Project
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