From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[21 July 1846]
Source of text:
RS:HS 6.229
Summary:
By which of JH's photographic processes can drawings be made permanent? Hopes printing goes on well.
Contributor:
John Herschel Project
Showing 1–2 of 2 items
By which of JH's photographic processes can drawings be made permanent? Hopes printing goes on well.
Did not realize his question would require so much of JH's valuable time to answer. Hopes to introduce some safe German Philosophy into the appropriate departments at Trinity College. Will look into the Lehrbuch.