47] 



VOLUMES XXI-XXX. 



483 



Seward, A. C, Darwin and Mod- 

 ern Science, 28, 505; Fossil 

 Plants, 30, 356. 



Shaft governors, Trinks and 

 Hon sum, 22, 82. 



Shaler, N. S., Autobiography, 29, 

 90. 



— ■ obituary notice, 21, 408, 480. 



Shepherd, E. S., lime-silica series 

 of mineral formation, 22, 265; 

 binary systems of alumina with 

 silica, etc., 28, 293. 



Sherrington, C. S., Integrative 

 Action of Nervous System, 23, 



73- 

 Shimer, H. W., Strenuella strenua, 



23, 199, 319; Cambrian transi- 

 tion fauna of Braintree, Mass., 



24, 176; stratigraphy of the Mt. 

 Taylor region, N. M., 25, 53. 



Silicates, constitution of, Tscher- 



mak, 22, 88. 

 — • relation of refractive index 



and density, Larsen, 28, 263. 

 Silliman Memorial Lectures, 



Rutherford, 23, 64; Sherring- 

 ton, 23, -/Z. 

 Slaty cleavage, Becker, 24, i. 

 Smillie, R., ester formation, 26, 



290. 

 Smith, A., Inorganic Chemistry, 



22, 345- 

 Smith, B., Miocene drum fish, 28, 



275- 

 Smith, E. F., Electro-Analysis, 24, 



498. 

 Smith, L. L., Australian meteorite, 



30, 264. 

 Smith, M. F., parallax investiga- j 



tion of 162 stars, 22, 471. 

 Smithsonian Institution, publica- i 



tions, 24, 506; 30, 160; report 



of Board of Regents, for year 



ending June 1905, 23, 74, 242; 



1906, 24, 506; 1907, 27, 196; 1908, 



29, 197; report of Secretary for 



year ending June 1905, 21, 259; 



1906, 23, 242; 1907, 25, 160; 1908, 



27, 196; 1909, 29, 196. 

 C. D. Walcott appointed 



Secretary, 23, 160. 

 — Astrophysical Observatory, 25, 



162, 431. 

 Sodium vapor, rotation spectra of. 



Wood, 23, 64. 

 Soil Fertility, Hopkins, 30, 158. 

 Soils, Bureau of, 1904 Report, 22, 



550. 



Soils, formation of, Hilgard, 21, 

 261; 22, 468. 



Solar, see Sun. 



Solereder, H., Anatomy of Dico- 

 tyledons, 26, 585. 



Solubilities of Inorganic and Or- 

 ganic Substances, Seidell, 24, 

 440. 



Solutions, absorption spectra, 

 ! Jones and Anderson, 28, 78. 



Sosman, R. B., nitrogen ther- 

 mometer from zinc to palla- 

 dium, 29, 93; platinum-rhodium 

 thermoelement, 30, i. 



Sound in fluids, Dorsing, 25, 348. 



— perception of direction, Ray- 

 leigh, 23, 223; Bowkler, 25, 348. 



— Text-book, Barton, 28, jy. 



— velocity of, 25, 348, 451. 

 South Africa, Passarge, 25, 155. 



— diamond fissures, Harger, 21, 

 i 471; Stone implements, John- 

 son, 23, 465. 



I South Australia, geol. survey of 

 '■ the Northern Territory, 30, 85. 

 South Carolina, Pleistocene de- 

 posits, Pugh, 22, 186. 

 i Spark potentials, Toepler, 21, 249. 

 : — spectra, Berndt, 27, 187. 



— See Electric. 



1 Specific gravity of soluble salts, 

 j determination of, Buchanan, 21, 



\ ^^- 



— heats of silicates and plati- 

 num, White,- 28, 334. 



Spectra, absorption of solutions, 

 Uhler and Wood, 24, 442; Jones, 

 and Anderson, 28, 78. 



— flame, Hemsalech and de 

 Watteville, 25, 450. 



Spectroscopie, Handbuch der, 

 Kayser, 25, 522; 30, 349. 



— Astronomique, Salet, 28, 556. 

 Spectrum of Auer burner, Rubens, 



21, 172. 



— emission, of mercury, Castelli, 

 25, 148. 



— extreme infra-red, Rubens and 

 Hollnagel, 29, 552. 



— of the high tension flaming 

 discharge, Walter, 21, 465. 



— of nitrogen, Lawton, 24, 101. 



— of Rontgen rays, Adams, 23,91. 

 Spencer. Herbert, Life and Let- 

 ters, Duncan, 27, 99. 



Spencer, J. W. W., Falls of the 



Niagara, 25, 455. 

 Spherulitic crystallization, 30, 97, 



425- 



