From:
Mary Somerville
To:
John Herschel
Date:
31 Jul 1844?
Source of text:
HS 16.349, RS
Summary:
No summary available.
Contributor:
Brigitte Stenhouse
No summary available.
Will be in London and hopes to see JH. Thanks for his letter and the promise of sending his papers on light. Also wants information on [Louis] Daguerre's work.