From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[1826-1]
Source of text:
RS:HS 17.324
Summary:
Comments on several experiments with spectra passing through glass films.
Contributor:
John Herschel Project
Showing 1–4 of 4 items
Comments on several experiments with spectra passing through glass films.
Asks JH about Dr. Balfour's account in Asiatic Researches about lunar effects on humans in India.
Comments on use of muriate of lime on plants. Also on existence of unexplained bands on film and on presence of red light beyond normal spectrum with light originating from certain sources.
Questions and comments regarding improvements in microscopy.