544 



GENERAL INDEX. 



[40 



Strouhal, V., viscosity and temper of 



steel, iii, 20. 

 Stur, A., Triassic flora of Virginia, vii, 



496. 

 Sues?, E., water level in enclosed seas, 

 iv, 313; Das Anlitz der Erde, vol. ii, 

 vi, 72. 

 Sun, carbon in, Trowbridge and Hutch- 

 ins, iv, 345 ; Chemistry of, Lockyer, 

 iv, 228; elements in, Hutchins and 

 Holden, iv, 451. 

 heat of, iii, 423. 



light compared with electric arc, 

 Langley, viii, 438. 



oxygen in, Trowbridge and Hutch- 

 ins, iv, 263. 



period of rotation of, Crew, viii, 

 204. 



rotation of, Crew, v, 151. 

 See Spectrum. 

 Swamps, fluviatile. New England, Shaler, 

 iii, 210. 



Tahiti, erosion of and rocks, Dana, ii, 247. 



Tarr, R. S., topographic features of cen- 

 tral Texas, ix, 306; Lower Carbonif- 

 erous limestone series in central Texas, 

 ix, 404 ; superimposition of the dram- 

 age in central Texas, xl, 359. 



Taschenberg, 0., Bibliotheca Zoologica, 

 II, iii, 245; iv, 412; vii. 80. 



Teal!, J. J. H., British Petrography, vi, 

 154. 



Technological Quarterly, iv, 80. 



Telephonic vibrations, Frohlich, viii, 76. 



Telescope objectives, Hastings, vii, 291. 

 and scale reading, simple modifica- 

 tion of method, Dubois, ix, 66. 



Temper, hydro-electric effect of, in steel, 

 Barus and Strouhal, ii, 276; viscosity 

 of steel and its relation to, Barus and 

 Strouhal, ii, 444, iii, 20. 



Temperature, influence of, on magnetiza- 

 tion, v, 253. 

 See Heat. 



Tension, superficial, studied by photog- 

 raphy, ix, 519. 



Texas, central, topographic features of, 

 Tarr, ix, 306; Lower Carboniferous 

 of, ix, 404; drainage of, xl, 359. 

 Geol. report, iii, 73. 

 minerals in Llano Co., viii, 474. 



Thermo-electricity, DeCoudres, ix, 317. 



Thermometer bulbs, effect of pressure 

 on, iv, 67. 



platinum, Griffiths, xl, 494. 



Thompson, S. P., Elementary Lessons 

 in Electricity and Magnetism, ix, 235. 



Thorpe, T. E., Dictionary of Applied 

 Chemistry, ix, 519. 



Threads of glass, etc., production of very 

 fine, iv, 311. 



Thurston, Engine and Boiler Trials, xl, 

 262 ; Heat as a form of Energy, xl, 

 495. 



Tillman, S. E., Elementary Lessons in 

 Heat, viii, 492. 



Todd, J. E., Missouri Coteau, i, 69. 



Todd, D. P., observations of eclipse, 

 1 887, in connection with electric tele- 

 graph, iii, 226; Amer. Eclipse Expe- 

 dition in Japan, vi, 474. 



Topaz Butte, crystal beds of, Smith, iii, 

 134. 



Tornado predictions, verification of, Ha- 

 zen, iv, 127. 



Torrey, J., Jr., Iowa meteorites, ix. 521 ; 

 microscopic structure of oolite, xl, 246. 



Torsion, resistance of bars to, Dewar, 

 vi, 152. 



Trelease, W% Synoptical List of N. 

 American Species of Ceanothus, vii, 

 418. 



Trenton Natural History Society, Jour- 

 nal, i, 406. 



Trowbridge, J., physical notices, ii, 480 ; 

 iii, 70, 151, 237, 307. 422 ; iv, 66, 150, 

 227, 309, 399, 484; v. 77, 251, 337, 

 412, 495; vi, 66, 151, 291, 387, 467; 

 vii, 75, 226, 315, 409, 495 ; viii, 75, 

 161, 246, 410, 491; ix, 66, 153, 233, 

 316, 399, 519; xl, 165, 329. 



oxygen in the sun, iv, 263 ; carbon 

 in the sun, iv, 345. 



steam in spectrum analysis, vii, 1 14. 

 radiant and electrical energy, viii, 

 217; magnetism of nickel and tung- 

 sten alloys, viii, 462. 



neutralization of induction, ix, 17. 



Tschirch, A., Angewandte Pfianzenanat- 

 omie, viii, 254. 



Tuckerman, A., Index to the Literature 

 of the Spectroscope, vi, 303, 388. 



Tuckerman, F., gustatory organs of 

 Lepus Americanus, viii, 277. 



Tuckerman Memorial Library, vi, 476. 



Tunzelmann, G. W. de, Electricity in 

 Modern Life, ix, 401.. 



Tyrrell, J. B., naturally reduced iron, iii, 

 73 ; map of Duck and Riding Moun- 

 tains, Manitoba, viii, 78; Post-tertiary 

 in Manitoba, xl, 88 : Cretaceous of 

 Manitoba, xl, 227. 



u 



Ulrich, E. 0., Palaeontology, ii, 78. 

 Ulrich, G. H. P., metallic iron, New 



Zealand, iii, 244. 

 Upham, W., upper beaches and deltas 



of Lake Agassiz, v, 86: marine shells 



in the Boston till, vii, 359. 



