724 



GENERAL INDEX. 



[48 



Sulphur, boiling point, Day and 

 Sosman, 33, 517. 



— selenium, etc., fluorescence of 

 vapors, Steubing, 37, 196. 



Sun, Abbot, 33, 61. 



— oxygen in, Runge and 

 Paschen, 37, 195. 



— total eclipse of 1914, effect on 

 the propagation of electric 

 waves, 37, 480. 



— See Solar. 



Sun's energy-spectrum, Abbot, 



33, 285. 

 Sutton, F., Volumetric Analysis, 



32, 395- 

 Sweden geol. survey, 32, 73. 



— Silurian, Moberg, 31, 460. 

 System, binary, MgO-Si0 2 , 37, 



487; nephelite (carnegieite) 

 anorthite, 33, 551. 



— ternary, CaO-Al 2 3 -Si0 2 , 39, 

 1 ; anorthite-forsterite-silica, 39, 

 407; diopside-forsterite-silica, 

 38, 207. 



Tables, etc., for Engineers, Ferris, 

 35, 558. 



Talbot, M., Podokesaurus holyo- 

 kensis, 31, 469. 



Tarleton, F. A., Mathematical 

 Theory of Attraction, 37, 349. 



Tarr, R. S., College Physiogra- 

 phy, 39, 132. 



Tarr, W. A., native silver in gla- 

 cial material, Columbia, Mo., 40, 

 219. 



Taschenberg, O., Bibliotheca Zoo- 

 logica, 36, 89. 



Tasmania, minerals, Petterd, 32, 

 167. 



Tatnall, R. R., Physics Problems, 



33, 279- 

 Taylor, D. P., Plane Geometry, 



40, 519. 

 Taylor, G., Australia, 33, 289. 

 Taylor, T. S., ionization of gases 



by a-particles from polonium, 



31, 249. 

 Telescope, open-air, Todd, 32, 1. 

 Tellurium, arc-spectrum, Uhler 



and Patterson, 36, 135. 

 — vapor spectrum of, 34, 576. 

 Temperature and acidity in the 



formation of marcasite and 



wurtzite, Allen and Crenshaw, 



38, 393- 



Temperatures, high, nitrogen- 

 thermometer scale, Day and 

 Sosman, 33, 517; standard scale 

 of, Adams and Johnston, 33, 

 534; densities of minerals, etc., 

 Day, 37, 1. 



Tennessee geol. survey, see Geo- 

 logical Reports. 



Ternary System, see System. 



Terre, La Face de la, Suess, 37, 

 357- 



Terrestrial relief forms, Atlas, 33, 

 163. 



Tertiary, see GEOLOGY. 



Texas, Catahoula sandstone of, 

 Goldman, 39, 261. 



— fossils from, Case, 40, 474; 

 Troxell, 40, 479. 



— Rustler Springs formation, Ud- 

 den, 40, 151. 



— Vertebrate fossils, Lull, 39, 

 327; Troxell, 39, 613. 



Thermochemistry and the peri- 

 odic law, Mixter, 37, 519. 



Thermodynamics, Mills, 31, 458. 



Thermometer, nitrogen, Day and 

 Sosman, 33, 517; Adams and 

 Johnston, 33, 534. 



Thompson, M. de K., Electro- 

 chemistry, 32. 396. 



Thompson, S. P., Electricity and 

 Magnetism, 40 661. 



Thomson effect, Cermak, 31, 148. 



Thomson, J. J., Rays of Positive 

 Electricity, 37, 347. 



Thorium, magnetic spectra of 

 jS-rays, von Baeyer, etc., 33, 588. 



Thorium-D, volatility, 39, 218. 



Thorndike, E. L., Animal Intelli- 

 gence, 33, 70. 



Thornton, W. M., Jr., feldspar 

 aggregate of Virginia, 31, 218; 

 estimation of titanium, 34, 214; 

 separation of titanium from 

 iron, 37, 173, 407; separation of 

 zirconium, 38, 137. 



Thorpe, E., Dictionary of Applied 

 Chemistry, vol. I, 33, 500, vol. 

 II, 34, 479, vol. Ill, 35, 190, vol. 

 IV, 36. 563, vol. V, 37, 274; Al- 

 coholometric Tables, 40, 515. 



Thousand Islands, geology, Cush- 

 ing, Fairchild, etc., 32, 7$. 



Thresh, J. C, Examination of 

 Waters and Water Supplies, 36, 

 74- 



Tidal analysis, simple apparatus 

 for. Brown, 39, 386. 



