552 



INDEX. 



Torosauius, skull of, Marsh 81. 



Trowbridge, J., phasetneter, 232 ; physi- 

 cal abstracts, 153, 239, 432. 



Tschermak's theory of the chlorite 

 group, Clarke, 190. 



u 



Upham, W., classification of mountain 

 ranges, 74; fossils near Boston, 201. 



Vacuum discharge streamers, action 



upon each other, Pupin, 263. 

 Van Hise, C. R., iron ores of Michigan, 



116; structural relations of the Hu- 



ronian, 224. 

 Verrill, Tile-fish, 481, 

 Vibrations of strings, Menzel and Raps, 



154. 



w 



Wagner's Chemical Technology, 535. 



Walcott, C. D., Cambrian, 244. 



Ward, L. F.. age of plants of American 

 Trias, 157. 



Water, density variation with tempera- 

 turej Mendeleeff, 239. 



Weinschenk, E., meteoric stone, Wash- 

 ington Co., Kansas, 65 ; meteoric 

 irons, Floyd Co., Va., and Atacama, 

 Chili, 424. 



Weissmann, A., Essays upon Heredity, 

 166. 



Well at Wheeling, W. Va., Hallock, 234. 



Wells, H. L., caasium trihalides, 17 ; ru- 

 bidium and potassium trihalides, 475. 



Wheeler, H. L., rubidium and potassium 

 trihalides, 475. 



White, C. A., Bear River formation, 91. 



White, I. C, stratigraphy of the bitum- 

 inous coal field of Pennsylvania, Ohio, 

 and W. Virginia, 156. 



Whitfield, R. P., Cretaceous fossils of 

 Syria, 159. 



Whymper, E., Appendix to Travels 

 amongst the Andes, 436. 



Wilde's explication of terrestrial magnet- 

 ism, Bauer, 496. 



Williams, G. H., Baltimore and the ge- 

 ology of its environs, 435. 



Williams, J. F., igneous rocks of Ar- 

 kansas, 159. 



Winslow. A., flexibility of limestone, 

 133 ; coal-deposits of Missouri, 435. 



Wright, G-. F., interglacial submergence 

 in England, 1. 



Wyatt, F., Phosphates of America, 79. 



Yeates, W. S., plattnerite from Mullan, 

 Idaho, 407. 



Zinc-bearing spring waters from Mis- 

 souri, Hillebrand, 418. 



