399 
mental defect, 47, 54, 60, 61, 70, 71; 
on “anticipation,” 60; on mating 
with defectives, 61; decline of birth 
rate in London, 132, 141; defective- 
ness of alcoholics, 282, 283, 295; 
order of birth and insanity. 300 
Herpin, T., on hereditary epilepsy, 40 
Heymans, G., and Wiersma, E., on 
psychic inheritance, 106, 116 
Hibbs, H. H., et al., 323 
Hickman, H. B., 96 
Hill Folk, 31-34, 36, 70, 94, 130, 230 
Hill, G. Chatterton, 9 
Hill, J. A., on decrease of American 
stock, 128 
Hirsch, A., mortality of races from 
malaria, 182 
Hirsch, W., 72 
Hodge, C. F., alcohol and heredity, 271, 
205 
Hoffmann, F. L., on the declining birth 
tate, 126, 141; race crossing, 252; 
on mulattoes, 252, 254, 263, 264, 267; 
religion and birth rate, 358; increase 
of cancer, 377; 384; increase of 
suicide, 373 
Holle, H. G., on war, 219-221 
Holmes, S. J., 141, 384 
Homicide, increase of, 373 
Hopkins, M. A., birth control, 179 
Hoppe, H., 295 
Horsely, V., and Sturge, M. D., alco- 
hol and heredity, 281, 295 
Howard, G. E., primitive marriage 
selection, 224, 225 
Howe, S. G., on consanguinity and 
idiocy, 244 
Howerth, I. W., 221 
Hughes, Amy, marriage and birth 
rates of Mt. Holyoke graduates, 137 
Hunt, S. B., brain weights of mulattoes, 
253 
Hunt, W., 384 
Huntington’s chorea, inheritance of, 
18, 57; death rate from, 186 
Hurst, C. C., inheritance of musical 
ability, 111 
INDEX 
Hutchinson, Woods, 384 
Huth, A. H., marriage of near kin, 244, 
246, 267 
Huxley, T. H., struggle for existence 
in human society, 215 
Immigration, 332-335, 351-353 
Immigration Commission, on birth 
rates of native and foreign born 
women in the U. S., 127, 128, 156- 
159 
Industrial development, racial effects 
of, 325-354 
Infant mortality and natural selection, 
187, 190-203, 278; relative to birth 
rate, 148, 163-165, 175, 178 
Insanity, heredity of, 18, 44-72} increase 
of, 369-372 
Iseman, Dr. M. S., 180; on prevalence 
of abortion, 169, 170 
Ivanow, I., on the influence of alcohol 
on sperm cells, 271 
Jaederholm, F. A., 70. See also Pear- 
son, K. 
Jager, G., 13 
James, C. A., genius and insanity, 114 
Jenks, A. E., on fertility of mixed 
peoples, 256-260, 267 
Johnson, G. R., 97 
Johnson, R. H., 9, 141; on marriage 
selection, 236 
Johnson, S., on birth rate and employ- 
ment, 134 
Jones, C. E., 323 
Jones, D. See also East. 
Jordan, D. S., on dysgenics of war, 206- 
209, 221; on infant mortality, 198 
Jordan, H. E., 204; on war, 207, 208, 
221; on fertility of mulattoes, 254, 
267 
Jukes family, 81-86, 94, 95, 130, 140, 
200, 201, 230, 284, 290 
Kallikak family, 30-32, 36, 130, 140, 
200, 201, 230, 245, 290 
Kammerer, P. G., 97 
