From:
Alexander Rogers
To:
Sir John Herschel
Date:
[18 July 1828]
Source of text:
RS:HS 14.405
Summary:
Asks JH to report how James South's telescope performs. There was a defect in the settings of the telescope. Hopes JH's method of eliminating chromatic aberration improves the microscope.
Contributor:
John Herschel Project