From:
Sir John Herschel
To:
Mr. Collen
Date:
[17 August 1842]
Source of text:
BostonPubLib Ch.J.6.21
Summary:
Would be pleased to be visited by C to discuss the application regarding glass [lenses] of various algebraic formulae devised by JH. Will also show C some of JH's recent work in photography.
Contributor:
John Herschel Project