476 



INDEX. 



CHEMISTRY. 



Antimony pentachloride, double 

 compounds of, Kosenheim and 

 Stellman, 460. 



— salt of quadrivalent, Wells and 

 Metzger, 389. 



Cassium and rubidium, etc., esti- 

 mation of , Browning, 301. 



— and thorium, double chlorides, 

 Wells and Willis, 191. 



Caesium-tellurium fluoride, Wells' 



and Willis, 190. 

 Calcium, strontium and barium, 



estimation, Peters, 216. 

 Carolinium, a new element, 462. 

 Caro's acid, composition of, Baeyer 



and Villiger, 73. 

 Europium, a new element, Demar- 



cay, 321. 

 Gooch-crucible, modified, Heraeus, 



388. 

 Hydrogen, see Hydrogen. 

 Lead, radio-active, Hofmann and 



Strauss, 388. 

 Molybdic acid, estimation of, 



reduced by hydriodic acid, Gooch 



and Pulman, 449. 

 Persulphates, determination of, 



Peters and Moody, 367. 

 Phosphorus, emanation from, 



Barus, 327. 



— ignition temperature, Eydman, 

 73. 



Quantitative analysis, new method 



of, Thatcher, 320. 

 Quartz, vitrified, Shenstone, 74. 

 Eadium, radio-activity produced by 

 salts of, Curie and Debierne, 319. 

 Selenium in sulphuric acid, Jouve, 



75. 

 Sodium thiosulphate, action on 

 solutions of metallic salts, Norton, 

 115. 

 Supersaturated solutions, influence 

 of magnetism, de Hemptinne, 75. 

 Tellurium, gravimetric determina- 

 tion, Gutbier, 389. 

 Thorium, new element associated 

 with, Baskervil'le, 462. 

 Clerke, A. M., Unsolved Problems 

 of Low Temperature Research, 393. 

 Colorado Valley, geology of the Little, 



Ward, 401. 

 Connecticut, river system of, Hobbs, 



467. 

 Copper voltameter, new solution for, 



Shepherd, 49. 

 Cosmogony, mathematical notes to 



rival theories of, Fisher, 140. 

 Cuba, bituminous deposits, Peckham, 

 33. 



D 



Davis, B., behavior of small closed 

 cylinders in organ-pipes, 185 ; 

 locating nodes and loops of sound 

 in the open air, 263. 



Davis, J. W., motion of compressible 

 fluids, 107. 



Derby, 0. A., manganese deposits of 

 Minas Geraes, Brazil, 18. 



Dewar, J., the nadir of temperature 

 and allied problems, 168 ; separa- 

 tion of the least volatile gases of 

 atmospheric air, 207. 



Dielectric constant of paraffins, 

 Hormell, 433. 



Downs, E. S., spectrum of alternat- 

 ing current discharge, 66. 



Duff, A. W., secondary undulations 

 shown by tide-gauges, 123. 



Earthquake investigation committee, 

 publications, 90. 



Electric arc, resistance and electro- 

 motive force, Dud dell, 392. 



— convection, magnetic effect of, 

 Adams, 155 ; Pender, 173 ; Wilson, 

 322. 



— discharge-current from surface of 

 large curvature, Almy, 175. 



— flow in gases, Stark, 77. 



— resistance, experiments on high, 

 Eood, 91. 



Electro-Magnetic Phenomena, 



Treatise, Lyons, 77. 

 Electromotive force of the Clark- 



and the Weston-cell, Jaeger and 



Lindeck, 76. 

 Ether and gravitational matter 



through infinite space, Kelvin, 390. 

 Ethnology, publications of Bureau 



of American, 89. 



Fauna of Porto Rico, reports, 471. 



Field Columbian Museum, publica- 

 tions, 89. 



Fisher, O., mathematical notes to 

 rival theories of Cosmogony, 140. 



Fluids, motion of compressible, Da- 

 vis, 107. 



Ford, W. E., calaverite, 225. 



Galvanometers of high sensibility, 

 Mendenhall and Waidner, 249. 



Gases of atmospheric air, separation 

 of the least volatile, Liveing and 

 Dewar, 207. 



