476 



INDEX. 



Chemistry — 



Gases, molecular masses, Berthelot, 

 154. 



Graphitic acid, Staudenmaier, 65. 



Helium, homogeneity of, Eamsay 

 and Travers, 310. 



Hydrochloric acid in titrations by 

 sodium thiosulph ate, Norton, 287. 



Iodine, spectra of, Konen, 67. 



Iron chlorides in analysis, volatili- 

 zation, Gooch and Havens, 370. 



Lithium and calcium with ammo- 

 nium, Moissan, 65. 



Metals, preparation by means of 

 aluminum, Goldschmidt, 154. 



Methane and air, explosion by elec- 

 tric current, Couriot and Meunier, 

 236. 



Neodymium, Boudouard, 157. 



Nickel, extraction by the Mond 

 process, Eoberts- Austen, 64. 



Oxalic acid, titration, Gooch and 

 Peters, 461. 



Oxygen and hydrogen, occlusion, 

 Mond, Eamsay and Shields, 468. 



Ozone, properties, Ladenburg, 310. 



Palladium, reductions in presence 

 of, Zelinsky, 393. 



Petroleum, composition of Ameri- 

 can, Young, 311. 



Platinum and gold, solution in elec- 

 trolytes, Margueles, 236. 



Silver, colloidal, Lottermoser and 

 Von Meyer, 156. 



peroxide and peroxy nitrate, 

 Mulder, 156. 



Strychnine, new bases from, Tafel, 

 394. 



Vanadium, distribution, 470. 

 Chemistry, Bibliography, 1492-1897, 



Bolton, 322. 



Industrial, Thorp, 157. 



Lessons in physical, Van't Hoff, 



157. 

 Clarke, F. W., hydromica from New 



Jersev, 365 ; composition of roscoe- 

 . lite, 451. 

 Clements, J. M., contact metamorph- 



ism, 81. 

 Coherer, use in measuring electric 



waves, Behrendsen, 158. 

 Cycads, American fossil, Wieland, 



219, 305, 383. 



Darton, N. H., hydromica from New 



Jersey, 365. 

 Davenport, C. B., Morphology, Part 



II, 474. 

 Davis, W. M., Physical Geography, 248. 



Davison, J. M. , platinum and iridium 

 in meteoric iron, 4. 



De Launav, Sources thermo-minerales, 

 474. 



Derby, O. A , argillaceous rocks and 

 quartz veins in Brazil, 343. 



Dielectrics, polarization and hyste- 

 resis, S.chaufelberger, 312. 



Diller, J. S., origin of Paleotrochis, 

 337. 



Dufet, Optical physical data, 472. 



Dnhem, P., Thermodynamics, 68. 



E 



Earth, age of, Kelvin, 160. 

 Earth Sculpture, Geikie, 72. 

 Eastman, C. E., Devonian Ptycto- 



dontidea, 314. 

 Electric oscillations, measurement of 

 slow, Konig, 395 ; influence on 

 vapors, Kaunrrnan, 468. 



spectrum, dispersion in, Marx, 68. 

 waves, absorption of, Branly and 

 Lebon, 471. 



new method for showing, Neug- 

 schwender, 312. 



use of the coherer in measuring, 

 Behrendsen, 158. 



along wires, Sommerfield, 311 ; 

 Coolidge, 396. 

 Electricity, conduction through gases 

 by charged ions, Thomson, 312. 



carried by the ions produced by 

 Eontgen rays, Thomson, 158. 

 Electrolytic interrupter, Swinton, 395. 

 Endothermic gases, experiments with, 



Mixter, 323. 

 Energy, luminous and chemical, 



Berthelot, 309. 

 Evolution, organic, Fairhurst, 80. 



Fairchild, H. L., glacial lakes in Cen- 

 tral New York, 249. 



Field Columbian Museum report, 248. 



Florida, Tertiary fauna of, Dall, 71. 



Foote, H. W., composition of tour- 

 maline, 97. 



Funafuti, Sollas, 317. 



G 



Gases in a high vacuum, absorption, 

 Hutchins, 61. 



evolved on heating mineral sub- 

 stances, Travers, 244. 



endothermic, Mixter, 323 ; ex- 

 plosion of, Mixter, 327. 

 Geikie, J., Earth Sculpture, 72. 



