From:
Sir John Herschel
To:
George Biddell Airy
Date:
[6 May 1848]
Source of text:
RGO 6.160.32
Summary:
Does not believe that GA's proposal [see GA's 1848-5-4] will work.
Contributor:
John Herschel Project
Showing 1–2 of 2 items
Does not believe that GA's proposal [see GA's 1848-5-4] will work.
Further information on the zenith tube. Description of a zenith tube.