514 



INDEX. 



Rio Grande, aggraded terraces,Keyes, 

 467. 



— Mississippiau of, Gordon, 58. 

 Robinson, H. H., Tertiary peneplain 



of Plateau district, 109. 



ROCKS. 



Volcanoes, Catalan, and their rocks, 



Washington, 217. 

 Calderon, Cazurro and Fer- 



nandez-Navarro, 282. 

 Rontgen radiators, secondary, Barkla, 

 Crowtker, 499. 



— rays, production of corpuscular 

 rays by, Cooksey, 285. 



San Domingo Solenodon, Verrill, 55. 

 Schaller,W. T., rnineralogical notes, 



152; mercury minerals from Texas, 



259. 

 Schwarz, E. H. L., plains in Cape 



Colony, 185. 

 Schwingungserzeugung, Problem 



der, Barkhausen, 283. 

 Sedgwick, W. T., Physiology, 448. 

 Seidell, A., Solubilities of Inorganic 



and Organic Substances, 440. 

 Serviss, S. B., internal temperature 



gradient of metals, 451. 

 Shimer, H. W., Cambrian transition 



fauna of Braintree, Mass., 176. 

 Smith, E. F., Electro-Analysis, 498. 

 Smithsonian Institution. annual 



report, 506; other publications, 506. 

 Spectra, absorption, Uhler and 

 ' Wood, 442. 

 Spectrum of nitrogen, Lawton, 101. 

 Spider thread, strength, Benton, 75. 

 Standards, Bureau of, bulletin, 87, 



442. 

 Stokes, Sir G. G., Memoir and Cor- 

 respondence, Larmor, 81. 



Thermoelectro-motive forces of po- 

 tassium and sodium, Barker, 159. 



Thorium products, rays from, Hahn, 

 374. 



— salts, radio-activity, Boltwood, 93. 



Tungsten, melting point of pure, 

 Wartenberg, 440. 



U 



United States geol. survey, see 

 GEOL. REPORTS AND SUR- 

 VEYS. 



V 



meaning of term 



Bermuda Islands, 



Solenodon of San 

 Hercules beetles 



Veatch, A. C, 



Laramie, 18. 

 Verrill, A. E., 



179, 180. 

 Verrill, A. H., 



Domingo, 55 ; 



from Dominica Island, 305. 

 Volcanic activity, Barus, 483. 

 Volcanoes active, Mercalli, 282 ; of 



Catalonia, 217, 282. 



W 



Washington, H. S., Catalan vol- 

 canoes and their rocks, 217 ; forms 

 of Arkansas diamonds, 275. 



Waterglass, Ordway, 473. 



Weed, L. H., action of dry ammo- 

 nia, 479. 



Western Australia geol. survey, 84. 



Whitlock, H. P., calcite from West 

 Paterson, N. J., 426. 



Wireless telegraphy, relation of elec- 

 tromagnetic waves to, Zenneck, 

 441. 



Wisconsin geol. survey, 83. 



— geology of north central, Weid- 

 man, 500. 



Wright, F. E., measurement of the 

 optic axial angle of minerals, 317. 



Zoological Congress, seventh inter- 

 national, meeting at Boston, 92. 



ZOOLOGY. 



Birds of Chicago, Woodruff 92. 



Brachyura of the Eastern Tropical 

 Pacific Expedition, Rathbun, 450. 



Crayfishes, young of, Andrews, 449. 



Crustacea of the North Pacific Ex- 

 ploring Expedition, Stimpson, 

 449. 



Hercules beetles from Dominica 

 Island, A. Hyatt Verrill, 305. 



Solenodon of San Domingo, Verrill, 

 55. 

 Zoology, Invertebrate, Drew, 382. 



