From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[16 March 1839]
Source of text:
RS:HS 11.269
Summary:
Was pleased to hear of the success of JH's exertions. Comments on the instruments required. Thanks for his communication on the copper ring; will try it with the bifilar. W. H. F. Talbot talks of applying the photographic method to meteorological and magnetical instruments. Encloses a paper.
Contributor:
John Herschel Project