From:
James David Forbes
To:
Sir John Herschel
Date:
[28 April 1833]
Source of text:
RS:HS 7.284
Summary:
Has acquired a 7-ft. Newtonian telescope of William Herschel made in 1802. Is well preserved but the speculum appears to be tarnished. Would like to bring it to London to obtain JH's advice on its shortcomings. Is going to France to collect the actinometers and the results of L. F. Kämtz.
Contributor:
John Herschel Project