THE EVOLUTION OF MAN
A POPULAR SCIENTIFIC STUDY
BY
ERNST HAECKEL
VOLUME 1.
HUMAN EMBRYOLOGY OR ONTOGENY.
TRANSLATED FROM THE FIFTH (ENLARGED) EDITION BY JOSEPH MCCABE.
[ISSUED FOR THE RATIONALIST PRESS ASSOCIATION, LIMITED.]
WATTS & CO., 17, JOHNSONS COURT, FLEET STREET, LONDON, E.C. 1912.