Cell, the first step in organisms, 78, 79; the nucleated multiplication of the, 104. Centrifugal force, 89, 90, 117. Centripetal force, 89, 90, 117; in societies, 233. Chaldean legends, 152, 153; of the Creation, 193. Chalk, formation of, 95. Chemical energy in electricity, 60. Chemistry, 5, 14, 25; elementary substances in, 17, 18, 74; energy in, 47; a modern law of change, 75; and the protoplasm, 84. Chinese funeral custom, 149; religion, origin of the, 152; religion, 156, 159; myths, 164; faith in a virgin mother, 155. Chlorine, 16, 70, 71. Christianity, 157, 198; the position of women influenced by, 108, 109; Pauline, 177; the creed of, 180, 181; impractical, 182; morality of, 184, 185, 188; influenced by Oriental asceticism, 212. Clausius, 19. Cleanliness and religion, 223, 224. Clerk Maxwell, 19. Coal, 45, 49, 97; heat in burning, 61, 62; land animals found in, 99. Cobden, Richard, 242. Colloids, 77, 78, 80. Comets, 25; supernatural dread of, 164. Communism, 252, 253. Conceptions, our, 143. Confucianism, 184, 198. Conservative legislation, 230; in England, 235. Contract, law of, 254, 255. Creation, unknown, 19; early myths of the, 152, 153. Cromwell, 213. Crystals, 10, 26-28. Cumming, Dr., 47. Darwin, 6, 122, 172; his theory of Pangenesis, 119; his theory of evolution, 121. David, 186. Descartes, 141. Deus, derivation of the word, 200. Deutsch, Emmanuel, on the Talmud, 172, 188. Diamond, the, 74, 77. Dionæa, 96. Dog, will in a, 39, 40; sense of right and wrong in a, 193. Drummond, Professor, 3. Dryopithecus, 100. Dynamite, 48, 50, 74, 176. Dynamo, the, 61-63. Earth, structure of the, 51, 52; first temperature of the, 86; orbit of the, 22, 89, 117. Echidna, the, 124. Education, 237-240. Egypt, ancient tombs in, 149, 150; animal worship in, 150; priests in, 152; astronomy in, 153, 154; a virgin mother worshipped in, 155; religious morality in, 184. Electric energy, 47; light currents, effects of, 57-59; telegraph, 59, 60; accumulator, 61; light, 56, 57, 61; engines, 62, 63. Electricity, 2, 14; ether in, 25; nature of, 52-55; in pith balls, 52, 53, 71, 72; velocity of the current in, 56; and magnets, 58, 59; storage of, 64. Embryology, 106. Emerson, vii.