Страница - 2THE SOCIAL DIRECTION
OF HUMAN EVOLUTION
THE SOCIAL DIRECTION
OF HUMAN EVOLUTION
AN OUTLINE OF THE SCIENCE OF
EUGENICS
BY
WILLIAM E. KELLICOTT
PROFESSOR OF BIOLOGY, GOUCHER COLLEGE

NEW YORK AND LONDON
D. APPLETON AND COMPANY
1919
Copyright, 1911, by
D. APPLETON AND COMPANY
Printed in the United States of America