From:
John William Draper
To:
Sir John Herschel
Date:
[28 July 1840]
Source of text:
RS:HS 6.501
Summary:
Sending a heliographic portrait taken from life. Comments on his methods.
Contributor:
John Herschel Project
Showing 1–3 of 3 items
Sending a heliographic portrait taken from life. Comments on his methods.
Sending a Daguerreotype impression of the spectrum. Comments on this. Is publishing a work on the chemical rays.
Sends papers and new book on 'Chemical influence of Light' by JD. Received JH's papers. Apologizes for failing to give JH discovery credit. Notes on light interference.