From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[4 July 1865]
Source of text:
RS:HS 24.115
Summary:
On concept formation.
Contributor:
John Herschel Project
On concept formation.
Sends copy of paper on 'projection of the sphere in which the problem is to make any infinitely small figure on the projection similar to that on the sphere,' which he has presented to the Royal Geographical Society.