Description: On the origin of species /

Bibliographic Details
Main Author:	Darwin, Charles,, 1809-1882.
Format:	Book
Language:	English
Published:	New York: The Crowell-Collier Publishing, 1962..
Subjects:	Evolution (Biology) Natural selection.

Description
Item Description:	Index: p. 501-512.
Physical Description:	512 p: ill.; 18 cm..