INDEX TO VOLUME XXXIV. 



Academy, California, bulletin of, 80. National, 

 memoirs of. 319; New York meeting, 496. 



Artesian well, St. Augustine, Ma., 70. 



Association, American, 80, 234. British, 315. 

 Meriden Scientific, transactions of, 160. 



Ayrton, "W. B., Practical Electricity, 152. 



Avogadro's hypothesis, experimental demon- 

 stration of, 224. 



B 



Bailey. S. C. TL, aerolite from Eensselaer Co., 

 N. t., 60. 



Barker, G-. F., chemical and physical abstracts, 

 62, 152, 224, 394, 480. 



Barus, C. viscosity of steel and its relations 

 to temperature, 1 ; effect of magnetization 

 on viscosity and rigidity of iron and steel, 

 175. 



Bastin, E. S., Elements of Botany, 496. 



Beal, W. J., Grasses of North America, 493. 



Becker, G. F., geological development of Pa- 

 cific slope, 72. 



Bibliotheca Zoologica, 412. 



Botany — Ampelideae, Planchon, 490. Annals 

 of Botany, 409. Botanical work in Minn., 

 report on, 492. British Moss Flora, Braith- 

 waite, 493. Catalogue provisoire des Plantes, 

 Langlois, 494-. Dermatitis venenata, White, 

 41 0. Elements of Botany, Bastin, 495 ; Ele- 

 ments of Botany, Gray, 495. Fish-inebriat- 

 ing Plants, Radlkofer, 493. Flora of coast 

 islands of Cal., LeConte 457. Flowering 

 Plants, aluminum in ashes of, 482. Grasses 

 of N. A., Beal, 492. Monographiae Phanero- 

 gamarum Prodromi, vol. v,.490. Die natiir- 

 lichen Pflanzenfamilien, etc., Engel und 

 Prantl, 74. Ostrich fern, Campbell, 494. 

 Physiology of Plants, Sachs, 410. Pittonia, 

 Greene, 493. Practical Instruction in Bot- 

 any, Bower and Vines, 492. Serjania Sapin- 

 dacearum Genus, Radlkofer, 493. Studi 

 botanici sugli Agrumi, etc., Penzig, 494. 

 Study of Lichens, Willey, 75. 



Bower, Practical Instruction in Botany, 492. 



Braithwaite, British Moss Flora, 493. 



Brigham, W. T., Kilauea in 1880, 19. 



Cairns, F. I., crocidolite, Cumberland, R. I., 108. 

 California, Mineralogical Report of, 159. 

 Calorimeter, steam, 150 ; vapor, 224. 

 Campbell, D. H., development of ostrich fern, 



494.' 

 Chandler, S. C, Jr., the Almucantar, 79. 

 Chemical integration, Hunt, 116. 



* This Index contains the general heads Botany. Chemistry, Geology, 

 Zoology, and under each the titles of Articles referring thereto are mentioned. 



Chemistry — Aluminum in ashes of flowering 

 plants, 482. Antimonous sulphide, thermo- 

 chemistry of, 65. Bacterium aceti, chemi- 

 cal action of, 484. Bismuth, new color 

 reaction for, 66. Boric acid, determination 

 of, 222. Carbon dioxide, detection of min- 

 ute traces of, 481; in air, apparatus for 

 estimation of, 396. Chemical reactions by 

 means of electrometer, Bouty, 480. Dia- 

 mide (Hydrazine), 226. Ferrous oxide, de- 

 termination in silicates, 113. Hesperidin 

 and Naringin, sugar yielded by, 65. Juglon, 

 synthesis of, 152. Methane, density of 

 liquid, 224. Nitrogen, density of liquid, 224; 

 Nitrogen dioxide and tetroxide, density of, 

 at —100°, 395. Oil, paraffin, alkaloid-like 

 bases in, 398. Oxygen, density of liquid, 

 224; evolution of, 225. Ozone, liquefied, 

 boiling point of, 62 ; production of, from 

 oxygen, 394. Permanganates, ammonico- 

 cobaltic, 482. Phosphorus, arsenic and 

 antimony at white heat, 396. Potassium 

 hydroxide, new hydrates of, 64. Silicon, 

 atomic weight of, 397. Silver chloride, 

 combinations of, Lea, 384. Solution, char- 

 acter of, 483. Sugar yielded by Hesperidin 

 and Naringin, 65. Sulphurous oxide, evolu- 

 tion of, 225. Tellurium, heat of combina- 

 tion of, 482; tetrachloride, vapor-density 

 and valence of, 225. 



Chester, A. H , crocidolite, Cumberland, R. I., 

 108. 



Chicago astronomical society, reports of, 312. 



Clarke, F. W., the mica group, 131. 



Clouds, iridescence in, Stoney, 146 ; summer, 

 height of, 233. 



Color mixtures, 67. 



Colvin, V., Adirondack Land Survey, 160. 



Cook, G. H., Geology of New Jersey, 1886, 71. 



Coral reefs of Solomon Islands, Guppy, 229. 



Curtis, G. E., theory of the wind vane, 44. 



Dall, W. H., geology of Florida, 161. 



Dana, J. D., changes in Mt. Loa craters ; Pfc. 

 I. Kilauea, 81, 349. 



Daubree, A., Les Eaux Souterraines, 403. 



Davidson, G, submarine valleys on Pacific 

 coast, U. S., 69. 



DeBary, A., Comparative Morphology and 

 Biology of the Fungi, Mycetozoa and Bac- 

 teria, 411. 



Delgado, J. F. N., Bilobites, etc., du Portugal, 

 157. 



Dodge, F. E., origin of cone in Kilauea, 70. 



Dust, effect of electricity on, 151. 



Minerals, Obituary, 



