Destitute classes, 214 Determiners, 432 , 438 Differences among men, 75 Diffloth, P., 222 Diseases, 38 Disease resistance, 402 Disposition, 219 , 221 Distribution, 307 District of Columbia, 187 Divorce, 201 Dolichocephalic heads, 427 Doll, E. A., 421 Dominance, 438 Dominant, 433 Dress, 219 , 221 Drinkwater, 342 Drosophila, 101 Drug fiends, 193 Drunkenness, 389 Dublin, L. I., 400
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