, 140, 155

Parker, G., 233

Parole, 209

Partial segregation, 250

Past performance, 342

Passing of the great race, 426

Pasteur, L., 333, 334

Patent, definition of, 441

Paternity, 219

Paul, C., 63

Paupers, 157, 302

Pearl, R., 47, 48, 99, 423

Pearson, K., 10, 12, 55, 56, 57, 60, 85, 93, 99, 118, 119, 120,
121, 122, 124, 125, 126, 127, 134, 143, 144, 153, 212, 215,
224, 227, 231, 232, 344, 348, 349, 368, 404, 408, 409, 411,
413, 428, 433

Pedagogical celibacy, 390

Peerage, 232

Pennsylvania, 167, 187, 202, 208

Pennsylvania Dutch, 424

Pennsylvania, feeble-minded citizens of, 168

Pennsylvania, University of, 132

Penrose, C. A., 203

Perrin, 372

Percy, H., Fig. 19

Perry, S. J., 124

Persians, 321

Perversion, 248

Pessimism, 247

Peters, I. L., 226

Phi Beta Kappa, 241, 262

Philanthropy, 33

Philippine islands, 313

Philippines, 324

Phillips, B. A., 287

Phillips, J. C., 245, 267, 419

Phthisis, 126

Physical care of the infant, 278

Physical culture, 219

Physico-chemical effects, 38

Piang, Datto, 314

Piebaldism, 103, 433, Fig. 20

Pike, F. H., 3

Pikipitanges, 132

Pilgrim fathers, 424

Piney folk, 168

Pitcairn islanders, 300

Pittsburgh, 138

Pittsburgh, University of, 234

Pituitary gland, 103

Plato, 150

Ploetz, A., 118, 119, 408, 409, 410

Plymouth, England, 118

Poisons, racial, 48, 61, 63, Fig. 7

Poles, 259, 299, 427

Polygamy, 387

Polynesians, 127, 129

Pope, E. G., 124

Popenoe, C. H., 78

Popenoe, P., vi, 244, 245, 270, 402, 423

Population, Malthusian, 151

Portland, Ore., 261

Portuguese, 299, 302

Possible improvement of the human breed, etc., 152

Poulton, E. B., 43

Powys, A. O., 272, 346

Pragmatic school, 352

Preferential mating, 214

Pre-natal care, 70

Pre-natal culture, 70

Pre-natal influence, 64

Pre-natal life, 155

Princeton college, 249

Probability curve, 78, 80, 441

Proctor fellowship, 249

Production, 307

Professional classes, 232

Professor's families, 228

Progressive changes, 39

Prohibited degrees of marriage, 222

Prohibition, 389

Propaganda, eugenic, 195

Prophylaxis, 252

Prostitution, 251

Protestant Christianity, 274

Protoplasm, 442

Prussia, 121, 321