From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[26 October 1847]
Source of text:
RS:HS 17.319
Summary:
Comments on astronomical symbols, and position of camera when photographing buildings.
Contributor:
John Herschel Project
Showing 21–22 of 22 items
Comments on astronomical symbols, and position of camera when photographing buildings.
Has performed experiments measuring the deviation of spectra through an obliquely placed diffraction grating. Believes they strongly support the wave theory of light.