(10) Conn, Herbert W. Social Heredity and Social Evolution. The other side of eugenics. Cincinnati, 1914.
(11) Popenoe, Paul, and Johnson, R. H. Applied Eugenics. New York, 1918.
(12) Kelsey, Carl. "Influence of Heredity and Environment upon Race Improvement," Annals of the American Academy, XXXIV (1909) 3-8.
(13) Ward, L. F. "Eugenics, Euthenics and Eudemics," American Journal of Sociology, XVIII (1912-13), 737-54.
V. PROGRESS AND THE MORAL ORDER
(1) Harrison, Frederic. Order and Progress. London, 1875.
(2) Hobhouse, Leonard T. Social Evolution and Political Theory. Chaps, i, ii, vii, pp. 1-39; 149-65. New York, 1911.
(3) ——. Morals in Evolution. A study in comparative ethics. 2 vols. New York, 1906.
(4) Alexander, Samuel. Moral Order and Progress. An analysis of ethical conceptions. 2d ed. London, 1891.
(5) Chapin, F. S. "Moral Progress," Popular Science Monthly, LXXXVI (1915), 467-71.