From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[30 August 1840]
Source of text:
Science Museum Talbt 1/27 (draft 2pp RS:HS 17.302b & C: RS:HS 22.67)
Summary:
Sends WT a copy of the solar spectrum in which each color is represented clearly in a 'positive' picture. JH sees this as giving hope for color photography.
Contributor:
John Herschel Project