Search: Kater, Henry in correspondent 
1820-1829::1826 in date 
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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

Herschel11119

From:
Henry Kater
To:
Sir John Herschel
Date:
[25 March 1826]
Source of text:
RS:HS 11.9
Summary:

Has been waiting for a letter from Basil Hall regarding the availability of his pendulums, but has heard nothing. Surprised at the error in William Lambton's calculations. What does he think of the method of finding the figure of the earth by measuring the parallax of the moon? Is writing in bed. Has been polishing a mirror for T. J. Hussey.

Contributor:
John Herschel Project

Herschel8245

From:
Sir John Herschel
To:
Henry Kater
Date:
[6 May 1826]
Source of text:
RS:HS 19.52
Summary:

Invites HK to dinner Saturday to meet James South and Alexis Bouvard.

Contributor:
John Herschel Project
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