From:
Heinrich Christian Schumacher
To:
Sir John Herschel
Date:
[30 October 1843]
Source of text:
RS:HS 15.392
Summary:
Saw article in the [London] Times about Lord Rosse's telescope. Has received a letter from [James] South. Asks for information from JH for private use. [Francesco] del Vico has observed triple stars, but HS thinks the telescope by [R. A.] Cauchoix is flawed.
Contributor:
John Herschel Project