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 HISTORY OF THE ROYAL ASTRONOMICAL SOCIETY 255 Carrington, sun-spot observations, 156 ; observatory, 188 ; bequest, 191 ; MSS. presented, 192. Carte du Ciel, 215. Catalogue of astronomical literature, 226. Catalogue of Stars of Society, 15. Cavendish experiment, 70. Cayley, editor, 133, 239. Challis, failed to find Neptune, 64. Chambers, G. F., 169, 205. Charter, 50 ; modified in 1915, 234. Chevallier, sun-spot observations pre- sented, 193. Clock Star tables, 14. Colby, founder, 2, 3 ; Ordnance Survey, 117. Colebrooke, founder, 2, 3 ; Indian scholar, 1 8. Comet, Donati's, 113. Commission, Royal, on advancement of science, 174, 207. Common on endowment of research, 209 ; celestial photography, 213. Composition Fee, 232. Conjoint Board, 227. Consort, Prince, death of, 140. Cornu, density of earth, 118. Corona, types of, 199. Council, first, 7, 8 ; reports, 134, 240 ; mode of electing, 140 ; dissensions in, 176 sqq. ; long -continued service on, 245- Cowell, Superintendent of Nautical Almanac, 218. Davy, Humphry, 37. Dawes, observations of double stars, 75 ; medal, 123. Day, commencement of astronomical, 225. Defaulters, 81, 126, 223. De la Rue, celestial photography, 112, 144 ; his observatory, 154, 188 ; eclipse 1860, 156. Delaunay assists in preparing address, 158, ; lunar acceleration, 159. Dembowski, medal, 198. De Morgan, A., on foundation of Society, 21 ; on calculations, 26 ; work as Secretary, 79 ; on prospects of astronomy, 81 ; hia character, 86 ; on circumlocution, 122 ; resigns seat on Council, 141. De Morgan, William, 30. Denison, see Becket. Denning, Observing Society, 135 ; lists of radiant points, 199. Devonshire, Duke of, Royal Commission, 174,207. Dinner, 2, 21. Disraeli, his schooldays, 25. Dissensions in Council, 176 sqq. ; in Society, 191. Donati's Comet, 113. Downing, Superintendent of Nautical Almanac, 217, 218. Draper, H., photographs nebula in Orion, 213. Dublin Observatory, 72. Dun Echt Observatory, 194 ; circulars, 220. Dunkin on motion of solar system, 150. Durchmusterung, 116, 145 ; proposed southern, 146 ; photographic, 213. Earth, figure, 69; density, 69, 87, 117, 118. East Sheen, Pearson's School, 24. Eclipse, total solar, 1842, 108 ; 1851, 112, 119 ; 1868, 194 ; 1869, Gould on, 170 ; 1870, 164, 169, 170 ; 1871, 171 ; 1875, 190; 1878, 199; 1887, 215; 1889, 215; 1893, 216; reports, how published, 216, 241, Eclipse Committee, 215 ; joint, 216. Eclipse Volume, 171. Ecliptic, position of, Airy, 70. Edinburgh Observatory, vacancy at, 67. Encke, medal for orbit of comet, 43 ; his Jahrbuch, 58 ; medal for it, 60 ; orbits of binaries, 75. Endowment of research, 173, 174, 208. Ephemerides of satellites and for physical observations of planets, 210. Everest, testimonial, 99. Evershed, expeditions to Kashmir, 222. Farrar bequest, 246. Fellows, number of, 80, 83, 211, 245 ; non-resident, 80, 211 ; foreigners as, 232 ; women, 233. Fifty years' celebration, 167. Fisher, G., pendulum observations in the Arctic, 33. Flamsteed, copy of correspondence pre- sented by Baily, 65 ; Baily's book on, 78. Foster, pendulum observations, 68. Foundation of Society, i sqq., 48. Founders, i sqq., 18. Fowler, centenary address, 237. Franklin, John, early member, 33. Franklin-Adams, charts, 243. Franz, lunar nomenclature, 223. Freemason's Tavern, dinner at, 2, 21. Gasparis, discovery of minor planets, 115. Gautier, magnetism and sun-spots, 117. Geodetic work in England, 223 ; base at Moray Firth, 224 ; arc in Central Africa, 224. Geophysics, meetings on, 227; papers on, 228. George III, death of, i, 7; South's anec- dote about, 55. Gesellschaft, Astronomische, foundation of, 151. Gill observes Mars at Ascension, 194 ; bequest, 195 n., 246 ; stellar photo- graphy, 213 ; reform of Nautical Almanac Office, 218 ; methods of determining places of planets, 221 ; arc in Central Africa, 224. Glaisher, James, balloon ascents, 145. Glasgow Observatory, 67.