From:
Sir John Herschel
To:
Charles Wheatstone
Date:
[4 December 1842]
Source of text:
RS:HS 25.11.4
Summary:
Sends CW a specimen of JH's 'mercurial photographic process.' JH is pleased that W. H. Fox Talbot received the Rumford medal.
Contributor:
John Herschel Project