472 



INDEX. 



CHEMISTRY continued. 



Neon and helium in the air, Earn- 

 say, 65. 

 — krypton and xenon, new method 



of detecting, Valentiner and 



Schmidt, 462. 

 Nickel, new reagent for, Tschugaeff , 



397. 

 Nitrosyl fluoride, Euff and Stauber, 



460. 

 Ozone, formation by ultra-violet 



light, Fischer and Braemer, 397. 

 Precipitates, handling of, Gooch, 



11. 

 Eadium. See Radium. 

 Solution, new heavy, Duboin, 319. 

 Strontium, atomic weight, Eich- 



ards, 461. 

 Sugar, determination with Fehling's 



solution, 320. 

 Sulphites, estimation by iodine, 



Ashley, 13. 

 Thorium, radio-activity of, Sackur, 



65. 

 Zinc sulphide, phosphorescence, 



Baskerville and Lockhart, 95. 



Chemistry, Engineering, Stillman, 

 398. 

 Inorganic, Gooch and Walker, 66. 

 Physiological, Long, 399. 

 Qualitative Analysis, Bailey and 

 Cady, 461. 



Cincinnati. See Observatory. 



Cleland, H. F., formation of natu- 

 ral bridges, 119. 



Conn, H. W., protozoa of Connecti- 

 cut, 76. 



Connecticut, clays of, Loughlin, 408. 



Crinoids, Helderbergian, of New 

 York, Talbot, 17. 



Cumings E. R., development of 

 Fenestella, 169. 



Cushing, H. P., geology of Little 

 Falls, N. Y., 156. 



Daly R. A., secondary origin of 



granites, 185. 

 Darton, N. H., age of Monument 



Creek formation, 178 ; geology and 



water resources of Central Great 



Plains, 70. 

 Davison C, Eecent Earthquakes, 



163. 

 Day, A. L., thermal properties of 



feldspars, 72. 



Dewar, J., liquid hydrogen and air 

 calorimeters, 152 ; thermo-electric 

 junction for determining tempera- 

 tures, 153. 



Earthquakes, Eecent, Davison, 163. 



Eastwood, A., Trees of California, 

 470. 



Electricity, side discharge of, Trow- 

 bridge, 57. 



Electrolytic dissociation theory, 

 Talbot and Blanchard, 398. 



Fairchild, H. L., ice erosion theory, 

 a fallacy, 164. 



Feldspars, see MINERALS. 



FitzGerald-Lorentz effect, Morley 

 and Miller, 67. 



Flora, C. P., estimation of cadmium 

 as sulphate, 268 ; do. as chloride, 

 392 ; do. as oxide, 457; do. by rota- 

 ting cathode, 455. 



Forestry, report for Minnesota, 1904, 

 167. 



Fossils, see GEOLOGY. 



Gardiner, J. G., Fauna and Geogra- 

 phy of the Maldives and Lacca- 

 dives, Vol. ii, pt. iv, 77. 



Gas mixtures, Spectroscopic Analysis, 

 Lilienfeld, 67. 



Geikie, J., Structural and Field Geol- 

 ogy, 408. 



GEOLOGICAL REPORTS and 

 SURVEYS 



Canada, 1904, 464. 

 Cape of Good Hope, 1904, 406. 

 Indiana, 29th annual report, 322. 

 Iowa, Vol. xv, 1904, 463. 

 Louisiana, bulletins, 323. 

 New Jersey, 1904, 323. 

 United States, 69, 402. 



Geological Society of America, 

 Ottawa meeting, 469. 



GEOLOGY. 



Baptanodon, osteologv, Gilmore, 



403. 

 Bingham mining district, Utah, 



geology, Boutwell, Keith and. 



Emmons, 466. 

 Cambrian faunas of India, Wal- 



cott, 404, 405. 



