From:
Sir John Herschel
To:
Karl Kreil
Date:
[11 December 1839]
Source of text:
RS:HS 22.31
Summary:
In response to KK's 1839-10-22, JH sends information on [A. F.] Osler's anemometer, and on magnetic measurements to be carried out.
Contributor:
John Herschel Project