152 CARNEGIK INSTITUTION OF WASHINGTON. 



Shepherd, K. vS. The constitution of the copper-zinc alloys. <Journal of 



Physical Chemistry, vin, p. 421. June, 1904. 

 Smith, TheodaTe h. Types of adolescent affection. <Pedagogical Seminary, 



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

 . The psychology of day dreams. ■; American Journal of Psychology, 



XV, pp. 465-4S8. October, 1904. 



See G. vStanlev Hall and Theodate L. Smith. 



Spaulding, Edward "G. vSpecial physics of segmentation, a synopsis of the 

 parthenogenetic methods. < Biological Bulletin. February, 1904. 



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



carpus. < Jour. Comparative Neurology and Psychology. March, 1904. 



Spai.ding, V. IM. Biological relations of certain desert shrubs. I. The creo- 

 sote bush {Coii/lea iridentata) and its relation to the water supply (with 7 

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



Stookev, L. B. See P. A. Levene and L. B. Stookey. 



Stui.l, W. N. See T. W. Richards and W. N. Stull. 



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

 1903. <Man. 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. 



WiEivAND, 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. H. Experiments on 



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

 Zoology, I, No. 2, pp. 197-26S, figs. 1-118. .August, 1904. 



Wilson, H. V Reports on an exploration oflF the west coa.sts 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 Zoology at Harvard Universit}', xxx. No. i. Juh-, 1904. 



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

 -^Physical Review. June and August, 1902. 



. Invisibilit}' of transparent objects. <' Physical Review. August, 1902. 



. Screens transparent only for ultra-violet light. <CAstrophysical Jour- 

 nal. March, 1903. 



. Photographic reversals in spectrum photographs. <CAstrophysical 



Journal. June, 1903. 



. Anomalous dispersion, al)Sorption, and surface color of nitrosodi- 



methyl aniline. <Proc. Am. Acad. ; also Phil. Mag. Aug., 1903. 



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

 sophical Magazine. August, 1903. 



. Some new cases of interference and diffraction. <:^Philosophical 



Magazine. April, 1904. 



. Quantitative determination of the anomalous dispersion of sodium 



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



. Achromatizatiou of interference bands formed with monochrom. light, 



and consequent increa.se 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 Muorh, J. H. Fluorescence and absorption spectra of 

 sodium vapor. <rAstrophysical Journal : also Phj'sikalische Zeitschrift. 

 September, 1903. 



Zerban, Fritz. See Charles Ba.skerville and Fritz Zerban. 



