Mechanism of inheritance, 431 Mecklin, J. M., 280, 281, 283 Medical colleges, 246 Mediterranean, 49, 52 Mediterranean race, 280, 357 Melting pot, 424, 428 Mendel, G., 427 Mendelian units, 105 Mendelism, 430, 441 Mendelism, essence of, 427 Mendelssohn, F. B., 96 Mental capacities, inheritance of, 84 Mental measurements, 75 Mesocephalic heads, 427 Mestizos, 314 Methodist clergymen, 270 Methods of restriction, 184 Metis, Spanish, 314 Meyerbeer, G., 96 Mice, 45 Michigan, 172, 194 Middle Atlantic states, 358 Middletown, Conn., 192 Military celibacy, 320 Miller, K., 388 Mill, J. S., 165, 174 Milton, J., 21 Minimum wage, 374 Minnesota, 172, 202 Miscegenation, 209, 291 Missouri, 208, 288 Modesty, 251 Modification of the germ-plasm, 25 Mohammed, 179 Money, 229 Monogamy, 222, 387 Moody, L., 153 Moral equivalent of war, 27 Moral perverts, 193 Moravians, 311 Mores, 222, 441 Morgan, A., 233 Morgan, T. H., 4, 100, 101 Mormon Church, 273 Moron, 188 Mothers' pensions, 375, 376 Mother's age, influence of, 347 Motivated ethics, 394 Mountain states, 358 Mount Holyoke College, 240, 263 Movement, eugenic, 147 Mozambique, 129 Mulatto, 288 Muller, H. J., 101, Fig. 19 Multiple factors, 104 Muncey, E. B., 433 Murphey, H. D., 242 Music, 96 Mutation, 441 Mutilations, 38 Myopia, 13, 59 McDonald, A., 286 N Nam Family, 143, 168 Naples, 303 Napoleon, 18, 179, 321 Nashville, Tenn., 261 Nasmyth, G., 322 National army, 319 National association for the advancement of colored people, 294, 295 National committee for mental hygiene, 172 Native whites, 238 Natural inheritance, 152 Natural selection, 148 Nature, 1 Nearing, S., 261 Nebraska, 208 Negroes, 238, 280 Negro women, 387 Nevada, 187, 192, 296 New England, 260, 265, 274, 291, 358, 426 New Hampshire, 208 New Haven, Conn., 261 New Jersey, 179, 193, 202 New Mexico, 187 Newport News, Va., 288 Newsholme A., 140, 141 New York, 11, 77, 172, 182, 186, 193, 233, 282, 286 New world, 324 Nice, 45, 47 Nicolin, 45 Night-blindness, 109, 433 Nilsson-Ehle, H., 104 Nobility, 118 Nordic, 426 Nordic race, 280, 301, 357 Normal curve, 441 Normal school girls, 262 Norman conquest, 338 Normandy, 338 North Carolina, 326 North Dakota, 193 North European, 426 North Italians, 427 Northern United States, 326 Norway, 137 Norwich, Conn., 192 Novikov, J., 322 Nucleus, 441 Nurture, 1 O Oberlin college, 244 Occupation, diseases of, 62 Odin, A., 258 Ohio, 172 Ohio State University, 244 Oklahoma, 202, 208 Oliver, T., 62 Oregon, 208 Organization of industry, 307 Oriental immigration, 313 Origin of eugenics, 147 Orthodactyly, 101, 102, 384, 433 Ovarian transplantation, 419 Ovize, 44 P