250 



others] Trans. Intern. Elect. Congr., 

 St. Louis, 1904, [Albany, N.Y.], 1, 1905, 

 (148-190). [5000J. 34931 



Wolflf, Frank A[lfred]. The principles 

 involved in the selection and definition 

 of the fundamental electrical units to l)e 

 proposed for international adoption. 

 Washington, D.C., Dept. Conim. Lab., 

 Bull. Bur. Stand., 5, 1908, (243-260); 

 Trans. Amer. Electrochem. Soc, South 

 Bethlehem, Pa., 13, 1908, (213-229). 

 [5000]. 34932 



The temperature formula 



of the Weston standard cell. Washing- 

 ton, P.C., Dept. Comm. Lab., Bull. Bur. 

 Stand., 5, 1908, (309-337, with pi., 

 tables). [5610]. 34933 



WolfiF, Hermann. Ober das Warme- 

 theorein von Nernst. ]\Iarburg, Sitz- 

 Ber. Ges. Natw., 1908, 1909, (125-129). 

 [2472 1887]. 34934 



WolfiF, Hugo. Ueber Schattendrehnng 

 uud Schattenlauf sowie ixijer das astig- 

 niatische Gesichtsfeld in der Siiiaskopie. 

 Arch. Augenheilk., Wiesbaden, 60, 



1908, (210-254, mit 1 Taf.). [4410 

 4430], 34935 



Wologdine. Note snr les proprietes 

 magneliques de quelques composes du 

 fer. Paris, C. R. Acad, sci., 148, 1909, 

 (776-777). [5467]. 34936 



V. Le Chatelier, H. 



Welz, Kurt. Die Bestimmung von 



— Diss. Bonn. Leijjzig (J. A. Barth), 

 mo 



1909, (21, mit 1 Taf.). 23 cm. [6845J. 



34937 

 Wood, Alexander v. Campbell, N. R. 



Wood, R[obeit] W[illiams]. Analyse 

 de la fluorescence et du pouvoir rotatoire 

 niagnetique de la vapeur de sodium. 

 Radium, Paris, 4, 1907,(118-122, av. fig.). 

 [4230 6655]. 34938 



Note on the photography 



of very faint spectra. Astroph. J., 

 Chicago, 111., 27, 1908, (379-381, with 

 text fig.). [4225]. 34939 



Note on the theory of the 



greenhouse. Phil. Mag., London, (Ser. 

 6), 17, 1909, (319-320). [2000]. 34940 



The selective reflexion of 



monochromatic light by mercury 

 vapour. Phil. Mag., London, (Ser. 6), 

 18, 1909, (187-193, with 1 pi.) ; 

 (Uebers.) Physik. Zs., Leipzig, 10, 

 1909, (425-429). [3850 4205 3030]. 



34941 



Wood, R[obert] \V[il]iams]. The 

 absorption, fluorescence, magnetic rota- 

 tion and anomalous dispersion of mercury 

 vapour. Phil. Mag., London, (Ser. 6), 18, 

 1909, (240-249, with 2 pis.); (Uebers.) 

 Physik. Zs., Leipzig, 10, 1909,(466-471, 

 mit 1 Taf.). [38 lO'^ 4230 6655 3030 

 4205]. _ 34942 



On the flow of energy in 



a system of interference fringes. Phil. 

 Mag., London, (Ser. 6), 18, 1909, (250- 

 252, with p\.). [3610J. 34943 



— The ultra-violet aljsorption, 



fluorescence,* and magnetic rotatioti of 

 sodium vapour. Phil. Mag., London, 

 (Ser. 6), 18, 1909, (530-535, with 2 pis.). 

 [3850 4230 6655 4205J. 34944 



High purity interference 



phenomena of cidorate of potash crys- 

 tals. Phil. Mag., London, (Ser. 6i, 18, 

 1909, (535-537, with pi.). [3610]. 34945 



Talbot's fringes and the 



echelon grating. Phil. Mag., London, 

 (Ser. 6), 18, 1909, (758-767, with pi.). 

 [3600 3630]. 34946 



Die vollstandige Balmersclie 



Serie im Sjjektrum des Natriums. 

 (Ueljers.) Phvsik. Zs., Leipzig, 10, 

 1909, (88-90, 258-259, mit 1 I'af.). 

 [4205 3030]. 34947 



Die Diimpfung von Queck- 



silberwellen. (Uebers.) Physik. Zs., 

 Leipzig, 10, 1909, (429-430, mit 1 Taf.). 

 [9020 0090]. 34948 



[Review of] Light. By 



Ricliard C. ]\laclaurin. Science, New 

 York, N.Y. (N. Ser.), 30, 1909, (7t')8). 

 [2990]. 34949 



Woodhull, L. R. r. Ives, H. E. 



Woodman, L. E. v. Webb, H. W. 



Woodward, Robert Simpson. The 

 unity of physical science. Congress of 

 Arts and Science; Universal Exposition, 

 St. Louis, 1904. 'Boston, Mass., 4, 1906, 

 (3-14). [3040]. 34950 



Woudstra, H[ernian] W[ijbe]. Over 

 de inwendige wrijving van kolioidale 

 oplossingen. [Ueber die innere Reibung 

 vou koUoidalen Losungen.] Amster- 

 dam, Chem. Weekbl., 5, 1908, (303-312, 

 622-623). [0325 0340]. 34951 



De werking van electroly- 



ten op kolloide oplossingen. [Die 

 Wirkung von Elektroiyteu auf kolioidale 

 Losungen.] Amsterdam, Chem. Week- 

 blad, 6, 1909, (559-583). [0340]. 34952 



