From:
Sir John Herschel
To:
David Brewster
Date:
[11 September 1851]
Source of text:
Science Museum Archives MS 1174
Summary:
Asks DB to write a paragraph explaining the novelty of the photographic process of '[Andrew?] Ross and [Thomas?] Thomson' as distinct from [Nicéphore] Niépce's albuminous process.
Contributor:
John Herschel Project