Search: 1860-1869::1868::03::13 in date 
Cambridge University Library in repository 
Sorted by:

Showing 11 of 1 item

From:
Giovanni Canestrini
To:
Charles Robert Darwin
Date:
13 Mar 1868
Source of text:
DAR 86: A25
Summary:

On the proportions of the sexes in silk moths, fish, and eels.

Contributor:
Darwin Correspondence Project
thumbnail