From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[2 June 1842]
Source of text:
RS:HS 17.312
Summary:
Carl Steinheil has proposed making telescope mirrors by plating silver on glass. Is writing to JH to tell him that somewhat earlier he had included this process in one of his patents.
Contributor:
John Herschel Project