J 52 CAKNEGIE INSTITUTION OF WASHINGTON. 



ShephRrd, E. S. The constitution of the copper-zinc alloys. <]Journal of 



I^hysical Chemistry, viii, p. 421. June, 1904. 

 Smith, TheodaTE I^. Types of adolescent affection. -^Pedagogical Seminary, 



XI, pp. 178-203. June, 1904. 

 . The psychology of day dreams. ^American Journal of Psychology, 



XV, pp. 465-48S. October, 1904. 



See G. Stanley Hall and Theodate L. Smith. 



Spaulding, Edward G. Special physics of segmentation, a synopsis of the 

 parthenogenetic methods. <Biological Bulletin. February, 1904. 



. An establishment of association in hermit crabs, Eupagurus longi- 



carpiis. <Jour. Comparative Neurologj- and Psychology. March, 1904. 



SpaIvDING, V. M. Biological relations of certain desert shrubs. I. The creo- 

 sote bush (Corillea irideiitaia) and its relation to the water supply (with 7 

 figs.). Botanical Gazette, xxxviii, pp. 122-138. 1904. 



Stookey, L. B. See P. A. L,evene and L. B. Stookey. 



Stuij., W. N. See T. W. Richards and W. N. Stull. 



Washington, Henry S. Analysis of leucite-tephrite from Vesuvius, lava of 

 1903- <CMan. of the Chem. Anal, of Rocks, pp. 168-172. 1904. 



Whitehead, John B. Magnetic effect of electric displacement. <Physika- 

 lische Zeitschrift, v, No. 11, p. 300. 1904. 



WlEi^AND, G. R. Cycads. -Encyclopedia Americana, vol. v. 1903. 



. Cordaitales. • ^Encyclopedia Americana, vol. V. 1903. 



. Polar climate in time the major factor in the evolution of plants and 



animals. ^American Journal of Science. December, 1903. 



Wilson, Edmund B. Experimental studies on germinal localization. I. The 

 germ-regions in the egg of Dentalium. -^ Journal of Experimental Zoology, 

 I, No. I, pp. 1-72, figs, i-ioo. May, 1904. 



. Experimental studies on germinal localization. 11. Experiments on 



the cleavage-mosaic in Patella and Dentalium. Journal of Experimental 

 Zoology, I, No. 2, pp. 197-268, figs. 1-118. August, 1904. 



Wilson, H. V Reports on an exploration off the west coasts of Mexico, Cen- 

 tral and South America, and off the Galapagos Islands in charge of Alex- 

 ander Agassiz, etc. xxx. The sponges. <Memoirs of the Museum of 

 Comparative Zoolog}' at Harvard Universitj^ xxx, No. i. July, 1904. 



Wood, R. W. Surface color. Prisms and plates for showing dichromatism. 

 ■<Physical Review. June and August, 1902. 



. Invisibility of transparent objects. -^Physical Review. August, 1902. 



. Screens transparent only for ultra-violet light. <'Astrophysical Jour- 

 nal. March, 1903. 



. Photographic reversals in spectrum photographs. <Astrophysical 



Journal. June, 1903. 



. Anomalous dispersion, absorption, and surface color of nitrosodi- 



methyl aniline. <I'roc. Am. Acad. ; also Phil. Mag. Aug., T903. 



. The electrical resonance of metal particles for light waves. <Philo- 



sophical Magazine. August, 1903. 



. Some new cases of interference and diffraction. <rPhilosophical 



Magazine. April, 1904. 



. Quantitative determination of the anomalous dispersion of sodium 



vapor. <Phil. Mag. ; also Proc. Am. Acad. Sci. Sept., 1904. 



. Achromatization of interference bands formed with monochrom. light, 



and consequent increase in allowable path difference. - Philosophical 

 Magazine. September, 1904. 



. Recent improvements in the diffraction process of color photography. 



•<Nature (London). October, 1904. 



Apparatus for showing the pressure of sound waves. < Physical Re- 



view. November and December, 1904. 

 Wood, R. W., and Moore, J. H. Fluorescence and absorption spectra of 



sodium vapor. ^Astrophysical Journal ; also Physikalische Zeitschrift. 



September, 1903. 

 Zkrban, Fritz. See Charles Baskerville and Fritz Zerban. 



