From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[13 September 1865]
Source of text:
RS:HS 6.379
Summary:
W. R. Hamilton and W. H. Smyth are dead. Corresponded with Hamilton for 30 years though only met him once. Has before him the proofs of his own paper on the origin of the + and - signs.
Contributor:
John Herschel Project