From:
William Selwyn
To:
Sir John Herschel
Date:
[3 March 1868]
Source of text:
RS:HS 15.498
Summary:
Has autographs showing the spots' motion. Will send them soon. Expresses regret at the death of W. R. Dawes. Refers to recent article on the optician George Merz.
Contributor:
John Herschel Project