Text Online
From:
André-Marie Ampère
To:
Adolphe Quételet
Date:
21 mars 1826
Source of text:
Correspondance du Grand Ampère (Paris: 1943), p. 943.
Summary:
No summary available.
Contributor:
La Correspondance d’André-Marie Ampère
No summary available.
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.