From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[16 January 1857]
Source of text:
RS:HS 6.293
Summary:
Thanks for the magic square, which he is now returning. Seems no end to the possibilities of such squares.
Contributor:
John Herschel Project
Thanks for the magic square, which he is now returning. Seems no end to the possibilities of such squares.
No summary available.
Enumerates fossil mammals known in Secondary strata.
Lack of angiosperm plants in rocks older than Chalk is no reason to anticipate rarity of warm-blooded quadrupeds.
Interprets [John] Dalton's theory of the nonelasticity of gas particles, expressing its limitations, particularly in regard to a Mr. Paton's paper.