From:
Peter Barlow
To:
Sir John Herschel
Date:
[14 March 1830]
Source of text:
RS:HS 3.292
Summary:
Plan for the comparison of the strengths of variously sized telescopes.
Contributor:
John Herschel Project
Showing 1–2 of 2 items
Plan for the comparison of the strengths of variously sized telescopes.
Outlining his scheme for the comparison of the strengths of various telescopes, which JH seems to have misunderstood.