48^ 



GENERAL INDEX. 



14(1 



Russia, riatigorsk, laccoliths of, 

 \'. (le Derwies, 21, 1S4. 



Russian Carboniferous and Per- 

 mian, Scliuchert, 22, 29, 143. 



Rutherford, E., properties of 

 a-ra\s from radium, 21, 172; 

 retardation of velocity of a par- 

 ticles, 21, 399; radium and ura- 

 nium in radio-active minerals, 

 22, 1 ; Radio-active Transforma- 

 tions, 23, 64. 



Sabine, W. C, Physical Measure- 

 ments, 21, 467. 



Sadler, M. E., Moral Instruction 

 in Schools. 26, 591. 



St. Louis district, water resources, 

 Bowman and Reeds, 25, 353. 



Salet, P., Spectroscopic Astrono- 

 mique, 28, 556. 



Salisbury, R. D., Geology, 21, 400; 

 Outlines of Geologic History, 

 30, 354- 



Salt, occurrence, etc., Buschman, 



23, 153: 28, 83. 



Salts, specific gravity of soluble, 

 Buchanan, 21, 25. 



Samoa, geology, Friedlander, 30, 

 425. 



Samwel Cave, California, explora- 

 tion, Furlong. 22, 235. 



San Domingo Solenodon, Verrill, 



24, 55- 



Sands, black, of Pacific slope. Day 



and Richards, 23, 319. 

 San Francisco Earthquake, 22, 82; 



27, 48; 30, 287. 



Sargent, R. H., Research in China, 



25, 349- 



Sarle, on Arthrophycus and Dae- 

 dalus, 21, 330. 



Savage, T. E., lower-Paleozoic 

 stratigraphy in Illinois, 25, 431; 

 Ordovician and Silurian forma- 

 tions in Illinois, 28, 509. 



Schaffers, V., Influence Machines, 



28, 79- 



Schaller, W. T., siderite and barite 

 from Maryland, 21, 364. 



— composition of molybdic ocher, i 



23, .297- 



— mineralogical notes, 24, 152; 

 mercury minerals from Texas, 



24, 259. 



— • powellite and molybdite, 25, 

 71; new boron minerals, 25, 

 323- 



Schaller, W. T., bismite, 29, 173; 

 refractive index of Canada 

 balsam, 29, 324; composition 

 of hulsite and paigeite, 29, 543. 



— ludwigite from Montana, 30, 

 146; mosesite, new mineral 

 from Texas, 30, 202; identity of 

 podolite with dahllite, 30, 309; 

 identity of stelznerite with ant- 

 lerite, 30, 311; barbierite, 30, 

 35^- . . 



Scherzer, Canadian glaciers, 25, 

 261. 



Schistosity by crystallization, 

 Wright, 22, 224. 



Schmidt's Alpine sections, 25, 155. 



Schuchert, C, Russian Carboni- 

 ferous and Permian, 22, 29, 143; 

 Paleogeography of North Amer- 

 ica, 29, 552; on Syringothyris, 

 30, 223. 



Schultze, A., Graphic Algebra, 25, 

 534- 



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

 Colon}', 24, 185. 



Schwingungserzeugung, Problem 

 der, Barkhausen, 24, 283. 



Scienza, Rivista di, 27, 100. 



Sclerometer, new, Parsons, 29, 

 162. 



Scotland, geologic structure of ' 

 Highlands, 25, 155. 



Searle, G. F. C, Experimental 

 Electricity, 26, 580. 



Sears, J. H., geology, etc., of 

 Essex Co.. Mass., 21, 255. 



Sederholm, J. J., Finland granite 

 and gneiss, 25, 157. 



Sedgwick, W. T., Human Mechan- 

 ism, 22, 549; Physiology, 24, 

 448. 



Seidell, A., Solubilities of Inor- 

 ganic and Organic Substances, 

 24, 440. 



Seismic Geology, Hobbs, 23, 309. 



— See Earthquakes. 

 Seismological Committee, Ameri- 

 can Association, 23, 159. 



Seismology, de Ballore, 25, 262. 

 Selenium, electric properties, Ries, 



27, 338. 



Sellards, E. H., Permian insects, 



22, 249: 23, 345; 27, 151. 

 Sellers, J. F., Chemical Analysis, 



28, 5.S4- 



Senn, G., Pfi an z en-Chroma to- 

 phoren, 26, 587. 



Serviss, S. B., internal tempera- 

 ture gradient of metals, 24, 451. 



