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
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.
Offers to obtain any or all of the Hungarian plants described by [Franz Adam von] Waldstein and [Paul] Kitaibel in ["Descriptiones et icones plantarum rariorum Hungariae"] from a Munich botanist, in exchange for British specimens.
[Note, possibly in Smith's hand] "of Laycock Abbey, Nephew of Ld Lansdown".
Questions and comments regarding improvements in microscopy.