From:
N. de Khanikoff
To:
Sir John Herschel
Date:
[29 December 1864]
Source of text:
RS:HS 11.81
Summary:
Sends the first volume of his memoir on the Perse. Has contacted Jacques Babinet regarding experiments on variations of gravity. Comments on the work of the various researchers in this field.
Contributor:
John Herschel Project