596 



INDEX. 



Rontgen rays, absorption, Seitz, 



577. 

 Rosenbusch, H., Physiographie der 



massigen Gesteine, 583. 

 Ruedemann, R., graptolites of New 



York, 402. 



Sadler, M. E., Moral Instruction in 

 Schools, 591. 



Searle, G. F. C, Experimental Elec- 

 tricity, 580. 



Senn, G., Pflanzen-Chromatophoren, 

 587. 



Smillie, R., ester formation, 290. 



Solereder, H., Anatomy of Dicotyle- 

 dons, 585. 



Steinmann, G., Paleontology, 240. 



Stellar Evolution, Hale, 577. 



Sun's radiation, fluctuations in, New- 

 comb, 93. 



Taylor, T. S., retardation of alpha- 

 rays, 169. 



Telemeter, new form, Wright, 531. 



Thermodynamics of Gas-Reactions, 

 Haber and Lamb, 92. 



Thomson, J. J., KorpuskalarTheorie 

 der Materie, 578. 



Tillotson, E. W., Jr., orthoclase 

 twins, 149 ; esters and esterifica- 

 tion, 243, 257, 264, 267, 275. 



U 



United States geol. survey, 95, 402. 



Veatch, A. C, geology of South- 

 western Wyoming, 239. 

 Vesuvius, map of, 166. 



Voigt, W., Magneto- und Electro. 

 Optik, 579. 



W 



Warren, C. H., krohnkite, natro- 

 chalcite,etc, from Chile, 342; alter- 

 ation of augite-ilmenite groups iu 

 Cumberland, R. I., gabbro, 469. 



Washington, H. S., kaersutite, from 

 Linosa and Greenland, 187. 



Water vapor, decomposition by 

 electric sparks, Holt and Hopkin- 

 son, 511. 



Weed, L. H., estimation of chro- 

 mium, 85; standards in alkalimetry, 

 etc., 138, 143. 



West Australia geol. survey, 166. 



West Virginia geol. survey, 581. 



Wickham, H. F., fossil ElateridaB 

 from Florissant, 76. 



Wilson, E. B., Cyanide Processes, 

 576. 



Wireless telegraphy, directive sys- 

 tem, Bellini and Tosi, 576. 



Wisconsin geol. survey, 98, 582. 



Woodworth, J. B., Shaler expedition 

 to Brazil, etc. , 404. 



Wright, F. E., optical studies on 

 kaersutite, 187 ; measurement of 

 extinction angles, 349 ; bi-quartz 

 wedge plate, 391 ; new telemeter, 

 531 ; interference phenomena, 536 ; 

 three contact minerals from Mex- 

 ico, 545. 



Wyoming geology, Veatch, 239. 



Zeeman effect, Hale, 577. 



ZOOLOGY. 



Apodous holothurians, Clark, 100. 

 Phasmids, von Wattenwyl and Red- 



tenbacher, 242. 

 See also GEOLOGY. \ 



