386 
Bezzola, D., on alcohol and heredity, 
289, 294 
Bindewald, G., on rural and urban 
recruits, 343, 344, 353 
Binet tests, 88, 89, 90, 92 
Birth rate, decline of, 118-142; 381-383; 
causes of decline, 143-180; rural and 
urban, 132-133, 152-163, 342, 345- 
350 
Bjerre, P., 72 
Blaschko, A., 179, 203; on prevalence 
of venereal diseases, 167 
Bleicher, H., 353 
Bleuler, E., 94 
Bliss, G., 236 
Bluhm, A., on obstetrics and race 
deterioration, 367, 383; on alcohol 
and ability to nurse children, 294, 
368 
Blumer, J. C., 236 
Boas, F., 116, 323; on Indian-white 
crosses, 252, 256, 267 
Bock, sex selection among Dyaks, 225 
Bodart, G., on mortality of army 
officers, 208; mortality in war, 211 
Bodart, G., and Kellogg, V. L., 221 
Boeckh, R., birth rate of Berlin, 345, 
353 
Boies, H. M., 94 
Bonhoeffer, K., 97, 294; heredity of 
prostitutes, 89; on tramps and 
vagrants, 92, 93 
Booth, M., religion and birth rate, 357, 
363 
Borntraeger, J., on falling birth rate 
of Germany, 122, 123, 141, 162; 
on birth rates of Catholics and Prot- 
estants, 356 
Bourneville, D. M., 294; lead poisoning 
and progeny, 291, 292 
Bradlaugh, Ch., 179 
Branthwaite, W., defectiveness of alco- 
holics, 282, 294 
Brentano, L., 141 
Bridgman, O., 96 
Brigger, G., 97 
Bronner, A. F., 96 
INDEX 
Brooks, R. C., 353 
Brower, D. R., and Bannister, H. M., 
death rate of the insane, 186, 187 
Brown, W. F., on birth control, 262, 
263 
Bryce, J., on race crossing, 250 
Bunge, G. von, on alcohol and heredity, 
294, 368, 369 
Burgdorfer, F., on rural and urban 
recruits, 344 
Burrows, Dr., heredity in insanity, 45 
Calkins, G. N., fecundity of religious 
sects, 363 
Campanella, T., 8 
Cancer, alleged increase of, 376-378 
Cannon, G. L., and Rosanoff, A. J., 
heredity of insanity, 50-53, 71 
Carpenter, E., 381 
Carr-Saunders, A. M., 203 
Castle, C. S., 236 
Castle, W. E., 26; inbreeding in Dro- 
sophila, 240; in rats, 241 
Cattell, J. Mc K., families of American 
men of science, 138, 139, 141, 187, 
318; effect of parental age on off- 
spring, 310 
Cauderlier, G., 141; on prosperity and 
birth rate, 173 
~ Ceni, C., 294 
Chambers, T., 221 
Chase, J. H., physical development and 
order of birth, 305, 323 
Children, decreasing proportion of in 
the U. S., 119, 120 
Children’s Bureau, 145, 192 
Chromosomes, 16 
Church, W. S., 70 
Cities, effect on population, 132, 133, 
152-168; 330-350 
Claasen, W., 383; prevalence of syphilis, 
167 
Clark, L. P., and Stowell, W. L., death 
rate of the feeble-minded, 187, 203 
Clarke, W., 96 
Clausen, R. E., 16 
Clouston, M., heredity in insanity, 46 
