Search: Charles Darwin in collection 
1870-1879::1872::05 in date 
American Philosophical Society in repository 
Sorted by:

Showing 13 of 3 items

From:
Charles Robert Darwin
To:
Charles Lyell, 1st baronet
Date:
10 May [1872]
Source of text:
American Philosophical Society (Mss.B.D25.415)
Summary:

Comments on CL’s Principles of geology, 11th ed.

Discusses natural selection in man.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Charles Lyell, 1st baronet
Date:
22 May [1872]
Source of text:
American Philosophical Society (Mss.B.D25.416)
Summary:

Comments on migration as a factor in evolution. Suggests pamphlet by August Weismann on the subject [Über den Einfluss der Isolierung (1872)].

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Adèle-Athénaïs Mialaret (Athénaïs) Michelet
Date:
23 May 1872
Source of text:
American Philosophical Society (Mss.B.D25.417)
Summary:

Discusses books about cats and crosses in cats. Thanks her for her book on cats.

Contributor:
Darwin Correspondence Project