From:
Richard Christopher Carrington
To:
Sir John Herschel
Date:
[10 March 1858]
Source of text:
RS:HS 5.201
Summary:
Mr. Grant has just given him JH's note. Regarding Col. Parres's [?] helioscope.
Contributor:
John Herschel Project
Mr. Grant has just given him JH's note. Regarding Col. Parres's [?] helioscope.
Methods of taking photographs of the sun to a smaller scale, at Kew. This should be made the exclusive duty of one person.