6
Eugenics Record Office Bulletin No. 9: State Laws Limiting Marriage Selection Examined in the Light of Eugenics. Cold Spring Harbor, L. I., June, 1913.
7
Penrose, Clement A., Sanitary Conditions in the Bahama Islands, Geographical Society of Baltimore, 1905.
8
See von. Gruber and Rüdin, Fortpflanzung, Vererbung, Rassenhygiene, p. 169, München, 1911.
9
Davenport, Charles B., Heredity in Relation to Eugenics, pp. 184 ff., New York, 1911.
CHAPTER XI
1
Harris, J. Arthur, "Assortative Mating in Man," Popular Science Monthly, LXXX, pp. 476-493, May, 1912. The most important studies on the subject are cited by Dr. Harris.