From:
Thomas Young
To:
Sir John Herschel
Date:
3 January [1823]
Source of text:
RS:HS 18.352
Summary:
Sends papers for R.A.S. and A. J. Fresnel's papers. Modifies analogy of infinite pipes to clarify TY's hypothesis of three principal colors. Charles Babbage sent survey of Mont Cenis. Can JH find its barometrical observations?
Contributor:
John Herschel Project