452 



GENERAL JNDICX. 



(16 



Dynamics, ElcniciUary, I'erry, 26, 



5()o: 30, 296. 

 — of Living Matter, Loch, 21,479. 



E 



Earth, chanj^cs of level of crust, 

 Fislier, 21, 216. 



— circulation of atmospliere, 

 Bigelow, 29, 297. 



— figure of, and isostasy, Hay- 

 ford, 22, 185; 29, 193; 30, 290. 



— magnetism of, 27, 348. 



— Physical History, Babbitt, 27, 

 91. 



— Work on, Suess, 29, 269. 



Earthquake Investigation Com- 

 mittee, Japanese, 23, 322; 24, 90; 

 26, 240. 



— California, 1906, 22, 82; 27, 48; 

 30, 287. 



— Messina, Ferret, 27, 321. 

 Earthquakes, de Ballore, 21) 331; 



25, 262; origin of mounds, etc., 

 Hobbs, 23, 245. 



— Work on, Hobbs, 23, 309; 25, 



259, 354; 30, 424- 



Eastman, C. R., Dipnoan affinities 

 of Arthrodires, 21, 131; Devo- 

 nian Fishes of the New York 

 formations, 24, 443; Devonian 

 Fishes of Iowa, 27, 415. 



Eclipse, solar, 1907, 21, 245. 



Economic Geology, Ries, 21, 256; 

 30, 426. 



Eddy, E. A., separation of magne- 

 sium, 25, 444; ester formation, 

 etc., 26, 253, 281, 296. 



Edgar, G., reduction of vanadic 

 acid, 25, 233; vanadic and mo- 

 lybdic acids, 25, 332; estimation 

 of iron and vanadium, 26, 79; of 

 chromic and vanadic acid, 26, 

 333; iodometric estimation of 

 vanadic acid, 27, 174; estima- 

 tion of vanadic and arsenic 

 acids, 27, 299; velocities of re- 

 actions between metals and dis- 

 solved halogens, 29, 237. 



Egypt, Fayiim, Tertiary Verte- 

 brata, Catalogue, Andrews, 22, 



465- 

 Eiszeit und Urgeschichte der 



Menschen, Pohlig, 24, 381. 

 Ejectamenta, Celestial, Wilde, 30, 



206. 

 Elastic constants of rocks, Adams 



and Coker, 22, 95. 



Electric (Electrical) arc between 

 metallic electrodes, Cady and 

 Arnold, 24, 383; Cady and 

 Vinal, 28, 89; Cady, 28, 239. 



light, Czudnochowski, 23, 



65. 



— conductivity of air in intense 

 electric iields, Ewell, 22, 368; of 

 flames, Wilson and Gold, 21, 

 399; of metals, oxides, etc., 

 Badeker, 23, 461. . 



— discharge, magnetic rotation 

 of, Mallik, 26, 576. 



— discharges in gases, Sieveking, 

 22, 80; in hydrogen, Kirby, 23, 

 384; Trowbridge, 29, 341; in 

 strong magnetic fields, 21, 189. 



— furnace reactions, Hutton apd 

 Petavel, 25, 451. 



— radiation, Paetzold, 21, 250. 



— rectifier, Wehnelt, 21, 250. 



— spark, constitution, Royds, 29, 

 264; energy of, Heydweiller, 21, 

 465- 



— units, ratio of, Rosa and Dor- 

 sey, 24, 443, 500. 



— waves, Drude, 23, 64; in wire- 

 less telegraphy, Reinhold-Rii- 

 denberg, 25, 451. 



— See also Radio-activity, 

 Electricity, atmospheric, recent 



observations in. Dike, 27, 197. 



— Conduction through Gases and 

 Radio-activity, McClung, 29, 190. 



— emission from radium, Duane, 

 26, I. 



— excited by the fall of mercury 

 through gases, Becker, 28, 496. 



— Experimental, Searle, 26, 580. 



— positive, Thomson, 29, 81; rays 

 of positive, Thomson, 23, 461. 



— Sound and Light, Millikan and 

 Mills, 28, 79. 



Elektrische Krafttibertragung, 



Philippi, 21, 81. 

 Elektrizitat, die Strahlen der posi- 



tiven, Gehrcke, 29, 191. 

 Electro-Analysis, Smith, E. F., 24, 



498. 

 Electro-Chemistry, Hopkins, 21, 



249; Le Blanc, 23, 383; Van 



Laar, 25, 525. 

 Electrolytes, influence of mag- 

 netic fields on, Berndt, 24, 442.' 

 Electrolytic coherer, Gundry, 21, 



326. 

 Electromagnetic waves over plane 



surfaces, Zenneck, 24, 441. 



— theory of light, Kunz, 30, 313. 



