Omens, 243, 253; by contraries, 250; in dreams, 255-257. Oudet, Dr. ----, 204, 215. Palmistry, 18; interest in, 23; logic underlying, 23. Perception, 106, 108, 110; as determined by interest, 119; and expectation, 120. Personal interpretation of events, 17, 40-42, 56, 84. Pétetin, ----, 197, 198; his transposition of the senses, 199. Phrenology, 18, 171; interest in, 23; logic underlying, 23. Physiognomy, 18. Podmore, Frank, 10, 162, 164, 167. Prepossession, 44, 120, 126, 127, 130, 131, 151, 162-166, 296, 297-300; a noteworthy illustration of, 301-304. Pseudo-science, 5, 20, 21, 24; temper of, 22; practical aspect of, 18, 21, 25; varieties of, 35. Psychical Research, the programme of, 50; the trend of, 51, 62, 75-77; interests contributing to, 56-58, 63, 65, 66; the problems of, 67; relation to Psychology, see Psychology. Psychology, scope of, 51; relation to Psychical Research, 52-56, 58-61, 64, 65, 76; difficulties in teaching, 298. Puységur, Marquis A. M. J. Chastenet de, 194; his discovery of somnambulism, 194, 195; his views and status, 196, 197. Quackery, 25. Reichenbach, Baron, 225. Rydberg, ----, 266, 267. Salpêtrière, 202, 228, 231. Scherer, ----, 366. Science, the spirit of, 48; the nature of, 49; and error of, 69. Sensation, and perception, 106, 107. Seybert Commission, 140, 141, 158. Sidgwick, Mrs., 141, 157. Sight; see Vision. Signatures, doctrine of, 264. Sinnett, A. P., 10, 11. Slade, Henry, 139, 140, 141. Somnambulism, artificial, 197, 198. Spiritualism, 12, 27, 44, 125; manifestations of, 13, 128, 131; origin of, 14, 15, 137, 166, 167; doctrines of, 15, 161, 165; present status of, 16, 18, 169; fraud disclosed in, 140, 141, 142-145, 146, 157, 159. Spiritualists, temper of, 16, 17. Statistics, in relation to mental problems, 84-86. Subconscious, 70, 79, 92, 108, 128, 129, 308. Suggestion, 230; unconscious, 68, 174, 186, 199, 211, 233. Sully, James, 111, 345. Supernatural, divergence between report and fact, 153, 155, 158; conflict with science, 174. Superstition, 252, 254, 258; in relation to analogy, 253; in medicine, 259. Survivals, 240, 248, 269, 274. Symbolism, in relation to analogy, 248, 249, 270. Sympathy; see Magic, sympathetic. Telepathy, 72, 73, 78; logical status of, 74; evidence for, 96-98, 103; validity as an hypothesis, 99; inclination toward, 104.