568 



INDEX. 



CHEMISTRY. 



Aluminium carbide, action upon 

 metallic salts, Hilpert and Dit- 

 mar, 193. 

 Ammonium peroxides, D'Ans and 



Wedig, 111. 

 Bromine, determination, Gooch and 



Cole, 257. 

 Carbon suipkide-telluride, etc., 

 Stock, Praetorius and Willfroth, 

 346. 

 Dimethyl phosphates of the rare 



earths, 475. 

 Esters of substituted aliphatic 

 acids, hydrolysis, Dean, 331 ; 

 Drushel, 514. 

 Gallium, new source, Bardel and 



Boulanger, 110. 

 Gold, double bromides, Gutbier 



and Huber, 346. 

 Heat of formation of hydrogen, 



Langmuir, 479. 

 Hydrolysis, see esters. 

 Iron, rusting in water, Bradbury, 



273. 

 Magnesium chloride as crystallizing 

 agent, Hofmann and Hoschele, 

 345. 

 Metallic elements, relative abund- 

 ance, Clarke and Steiger, 553. 

 Nickel and cobalt sulphides, Thiel 



and Gessner, 475. 

 Nitrogen, active, Tiede and 



Domcke, 347. 

 Periodates, estimation of, Muller and 



Wegelin, 273. 

 Periodic law and thermochemistry, 



Mixter, 519. 

 Radio-elements, reactions of, Fajans 



and Beer, 110. 

 Selenium, determination, Meyer, 



347. 

 Silica, determination of. Kuzirian, 



61. 

 Silver, spitting of, Baker, 554. 

 Telluric acid, use in analysis, Gooch 



and Cole, 257. 

 Titanium, separation from iron, 

 Thornton, 173, 407. 

 Cheshire, Ct.," dam " at, Ward, 155. 

 Climatical variations, Arctowski, 305. 

 Coast Survey, U. S., report, 363. 

 Cohen, J. B., Chemistry, 194. 

 Cole, H. I., determination of bro- 

 mine, 257. 

 Connecticut Birds, 484. 

 — Farmington Mastodon, 321. 

 Constants, Annual Tables. 205. 

 Cook, M. T., Diseases of Tropical 



Plants, 285. 

 Crystal structure shown by Rontgen 



rays, 277. 

 Currents, Alternating, Jackson, 350. 



D 



Dadourian, H. M., development of 

 mechanics, 157. 



Daly, R. A., Igneous Rocks, 358. 



Day, A. L., determination of min- 

 eral and rock densities at high tem- 

 peratures, 1 ; volcanic activity and 

 water, 357. 



Dean, E. W., hydrolysis of esters of 

 aliphatic acids, 331. 



Density determinations at high tem- 

 peratures, Day, Sosman and Hos- 

 tetter, 1. 



Diatoms, mounting, Blake, 535. 



Drew, G. A., Zoology, 123. 



Drushel, W. A., hydrolysis of esters 

 of aliphatic acids, 514. 



Eakle, A. S., wilkeite and okenite, 

 California, 262. 



Earth's crust, changes in level, 

 Fisher, 199. 



Eastman, C. R., von Zittel's Paleon- 

 tology, 282. 



Eaton, G. F., vertebrate fossils of 

 Ayusbamba, Peru, 141. 



Electrical Congress, International. 

 288. 



Electricity, Rays of Positive, Thom- 

 son, 347. 



Electrometry with displacement in- 

 terferometer, Barus, 65. 



Electrons, mass of moving, Neu- 

 mann and Schaefer, 198. 



Electroscope, Wilson, Farwell, 319. 



Energy, Sources of, Gibson, 480. 



Engineers, Tables, etc., for, Ferris, 

 365. 



Evolution, Herbert, 120 ; Schmucker, 

 119. 



Explosives, measurement of pres- 

 sure from, Hopkinson, 277. 



Fabre, Poet of Science, Legros, 284. 



Farmington, Ct., mastodon, 321. 



Farrington, O. C, meteorites versus 

 the earth, 200. 



Farwell, H. W., Wilson tilted elec- 

 troscope, 319. 



Ferguson, J. B., molybdenum in 

 rocks, 399. 



Fisher, O., changes in level of the 

 Earth's crust, 199. 



Floods, Ohio and Mississippi, of 1912. 

 Frankenfield, 560. 



Florida geol. survey, 560. 



Foote, H. W., solid solutions in 

 minerals, 339. 



