From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[12 September 1839]
Source of text:
RS:HS 17.297
Summary:
Advises JH not to publish any new processes in photography as there are patent problems. Comments on the Daguerreotype, and on the difficulty of preserving images in some circumstances.
Contributor:
John Herschel Project