From:
Sir John Herschel
To:
William Selwyn
Date:
[3 November 1869]
Source of text:
RS:HS 24.292
Summary:
Describes the similarities between JH's sketches and WS's photographs of sunspots. Has greater faith in own observations. Wishes WS would add Julian dates. Sends Professor [George?] Morton's photographs.
Contributor:
John Herschel Project