From:
Charles Pritchard
To:
Sir John Herschel
Date:
[10 November 1864]
Source of text:
RS:HS 14.93
Summary:
Compares JH's equation for lens curvature with that of C. F. Gauss.
Contributor:
John Herschel Project
Compares JH's equation for lens curvature with that of C. F. Gauss.
Is sure that any of CD’s friends would be proud to accept the medal on his behalf.
No summary available.
Identifies South African species of plants that are normally non-climbers in the wild but climb freely when grown from seed at Glasnevin. Thinks there is probably a gradation in the wild between climbing and non-climbing varieties related to the degree of exposure each particular plant faces.
No summary available.