INDEX. 



697 



Demography, 3S0, 398. 

 Denmark's Antiquities, 3S5. 

 Density ofliquid oxygen, 231. 

 of the earth, 214. 

 of the ocean, 114. 

 Denza, of Moncalieri, 131. 

 Depth of the ocean, 112. 

 Derby, O. A., 193. 



Des Cloizeaux, Prof., 271, 275, 310, 312. 

 Desquez, 449. 

 Desvoidy, Robineau, 417. 

 Deutsche Gesellschaft fur Anthropologic, 

 406. 

 Seewarte, 127, 12S. 

 Deutsche Gesellschaft fiir Natur- uud Vol- 



kerkunde Ost-Asieus, 350. 

 Deville, H. Sainte-Claire, 230. 

 Dew-point apparatus, 152. 

 Diaspore in Jordansmiihl, 279. 

 Diatoms in colored liquids, 371. 

 parasites on, 370. 

 revivification of, 369. 

 Dickie, Prof., 517. 

 Dickinsonite, 2S1. 

 Dickson, Prof. Oscar, 323, 512. 

 Dietrichite, 281. 

 Dieulefait, 297, 299. 

 Diffuse light of the sky, 1S8. 

 Diffusion of vapor, 219. 

 Digestion of albumen, 522. 

 Dighton Rock inscription, 383. 

 Dimetian and Pebidiau, 2S7. 

 Dimorphism, 419. 

 Dines, 156. 

 Diuosauriaus, 476. 

 Dioptase, 278. 

 Dipnoous, the, 496. 

 Dippe, Dr., 173. 

 Dippel, 523. 



Diseases of the vine, new, 519. 

 Dispersion, 236. 

 Distribution of atmospheric pressure, 173. 



of rainfall, 175. 

 Ditte, 234. 



Diurnal oscillation of the magnetic nee- 

 dle, 108. 

 Dixon, E. M., 195. 



Robert, 151. 

 Doberck, Dr., 4. 

 Dobson, G. E., 416, 483, 487. 

 Dodel-Port, Dr. A., 511. 

 Doelter, Prof., 97. 

 Dogiel, 175. 

 Dohraudt, 94, 153. 

 Dohrn, Dr., 413. 

 Dombeck, C, 45S. 



Domestic animals, nutrition of, 563. 

 Domeyko of Chili, 278, 280, 285. 

 Dominion, map of the, of Canada, 352. 

 Don Pedro V., of Portugal, SI. 

 Doolittle, Prof. C. L., 73. 

 Dorna, A., Director, SO, 155. 

 Double stars, S. 

 Douville, 312. 

 Dove, 166. 

 Dowdeswell, 259. 

 Downing, of Greenwich, 12. 

 Draper, Dr. Henry, 17, 25, 65, 122, 242. 



J. W., 147, 242. 

 Drawings and photographs of the sun, 



19. 

 Dredging along the eastern coast, 303. 

 Dreyer, Dr., 4, 12. 

 Dry plates of J. A. Rogers, 20. 



Gg 



Drysdale, Dr., 366. 



Du Bois Raymond, 403. 



Du Mortier, Barthelemy Charles, 622. 



Dubois, 221. 



Dubosq, 238. 



Duchamp, 428. 



Duclaux, 217. 



Dudfield, Captain, 351. 



Dudley Observatory, 89. 



Dufet, 273. 



Dufonr, General, 353. 



Dujardius titubatiou, 375. 



Dumas, 264. 



Dumont, 292. 



Dumortier, 524. 



Duncan, Prof., 415, 424. 



Duu-Echt Observatory, 27. 



Dunsiuk Observatory "(England), 82. 



Dnoro River, bridge across the, 581. 



Duplex system in telegraphy, 587. 



Duportb, Cornwall, 2S1. 



Duporthite, 281. 



Duration of sunshine at Greenwich, 164. 



Durien, 622, 624. 



Durnford, Henry, 478, 622. 



Durrad,J. W.,45. 



Diisseldorf Observatory (Germany), 85. 



Dust falling on ships, 159. 



Dutch Meteorological Institute, 145. 



Duter, 244. 



Duthie.J. F.,510. 



Dutrieux, 341. 



Duttou, 307. 



Duval, 4S3. 



Dyer, Prof. Thiselton F., 403, 510. 



Dynamo-electric machines, 211, 585. 



E. 



Eads, Captain, 572. 

 Ears in insects, 445. 



Earth, determination of the density of the, 

 213. 

 internal condition of the, 91. 

 Earthenware cells, porous, 219. 

 Earthquakes, American, 97. 



Japanese, 97, 99. 



notable, 102. 



periodicity of, etc., 100. 

 Earth-waves, velocity of, 102, 213. 

 Eastman, Prof., 16, 21, 24, 157. 

 Eaton, Prof. D. C, 504, 506. 

 Ebermeyer, 544. 

 Ebner, E. von, 483. 

 Echini, types of the, 417. 

 Echinoderms, 428. 

 Ecker, Dr. A., 387, 392. 

 Eclipse, total, July 29, 1. 

 Economy in gaseous fuel, 593. 

 Eddington and Flint, 33S. 

 Eder, C.,202. 

 Edgecomb, D. W., 65. 

 Edifices, 402. 



Edinburgh, Liverpool, and Glasgow Ob- 

 servatories, S2. 

 Edison, Dr., IS, 65, 224, 251. 

 Edison's microphone, 187. 

 novel system, 590. 

 phonograph, 224, 225. 

 Edlund, 110, 111, 1S4. 

 Egbert, H. V., 66. 

 Egg, impregnation of the, 422. 

 Egg-laying sharks and rays, 464. 

 Egyptian meteorology, 143. 

 Ehlers, E 45S. 



