The origin of species by means of natural selection.  The descent of man and selection in relation to sex
By: Charles Darwin.
Contributors: Darwin, Charles, 1809-1882.
Series: Great books of the Western world -- v.49.
Publisher: Encyclopaedia Britannica
Published: 1955
Place of publication: Chicago
Number of pages: 659
Subjects: Evolution; Evolution (Biology); Natural selection; Heredity; Heredity00 -- Human beings -- Origin
Other titles: The descent of man.
Work titles: On the origin of species.
Notes: Bibliographical footnotes.