Religion, 4; nature of, 146; origin of, 148, 149, 151; early, 152; universal faith in a virgin mother, 154, 155; planet worship, 155; gradual evolution of, 155, 156; philosophical in the East, 160; nature in, 163; wars of, 179; amongst savages, 185; Jewish, 186; and morality, 188; Aryan, 200; of Zoroaster, 201, 208, 223; probable form of modern, 203, 209; music the language of, 222, 223. Roman Church, the, 223. Reproduction of species, 83; of worms, 104; sexual, 105, 106, 118. Reptiles, 99. Ricardo, 247. Russia, 243; communism in, 253. Sabbath, the, 212; origin of the, 155; in England, 212, 220. Saint Paul, his doctrine of predestination, 158; on God, 172; Christianity of, 177, 188; on charity, 182. —— Vitus’s dance, 166. Salt, 52, 70. Salvation Army, the, 180. Sanskrit, 199, 200. Sargasso Sea, 97. Saul, 180, 186. Savages, and numbers, 138, 191; religion amongst, 149-151, 185; murder amongst, 189, 190. Schliemann, Professor, 151. Scotland, virtue in, 176; the poor rate in, 253. Scott, Sir Walter, 210, 211, 241. Secondary epoch, the, 97; reptiles and birds in the, 99; transformation of a water into an air population, 123. Semitic races, religion amongst the, 156. Sermons, 220-222; on the mount, 184, 187, 254. Sex in ancient creeds, 102, 103. Shakers, the, 166, 252. Shakespeare, on women, 112; Buddhism in, 160; despondency of, 178; polarity of character in, 210, 211. Shelley, 19, 226. Snakes, changes from oviparous to viviparous, 124. Soap bubbles, 19; a clue to the dimensions of light, 33. Socialism, 251, 252. Society, 231. Sociology, H. Spencer on, 259. Socrates on religion, 172. Sodium, 52, 70. Solar myths, 152-154; system worshipped by the Aryans, 200. Somnambulism, 126, 134, 135, 192. Sonnet to Ormuzd, 265. Soul, the, 194. Sound waves, velocity of, 24. Species, 118, 119. Spectroscope, 25, 26. Spectrum of sun-rays, 43. Spencer, Herbert, x., 113, 161, 203; on antagonistic forces, 90; on polarity in religion, 109, 172; on politics, 231; on altruism, 254; on sociology, 259; works of, 264. Spiritualism, 136. Spontaneous generation, 84, 89. State interference, 253, 255, 257; railways, 261, 262; trade for national defence, 263. Steam, action of, 45, 49; engine, 45, 61. Stone-throwing, brain action in, 38, 39. Substances, quality and grouping of, 73; stability of, 74, 75. Succession duty, 258. Sun, 26; heat of the, 45. Sutherland family, crest of the, 150. Tait, Professor, 32.