Search: John Herschel in collection 
Fletcher, Isaac in correspondent 
Herschel, John in correspondent 
1840-1849::1849 in date 
Sorted by:

Showing 11 of 1 item

From:
Isaac Fletcher
To:
Sir John Herschel
Date:
[25 October 1849]
Source of text:
RS:HS 7.271
Summary:

Has JH any of his papers he wrote on the micrometrical measures of the double stars as he does not possess the volumes that contain them. Has erected an equatorial for the purpose of measuring the double stars. Gives details.

Contributor:
John Herschel Project