]42 



mascliinen. Zugleich 3., vollig um- 

 gearb. Aufl. der deutschen Ausg. des 

 Werkes .,Die Gasmascliinen" v. Gu- 



st[ave] Cliaureaii. l.eipzig (W. Engel- 

 mann), 1909, (X + 470, mit 8 Taf.). 8vo. 

 24 M. [2490]. 32577 



Ikeda, Kikunae. Studies on the 

 chemical theoi-y of solutions. I. Tokyo, 

 J. Coll. Sci., 25, Art. 10, 1908, (1-80). 

 [2457 2472]. 32578 



Ikle, Max v. I.e Bon, G. 



Ingersoll, I.. R. Magnetic rotation in 

 iron cathode films. Phil. Mag., London, 

 I'Ser. (5), 18, 1909, (74-102, with pi.). 

 [4040]. 32579 



and Birge, R. T. A study 



of the reflecting power of metals as 

 dependent on the refractive index of 

 the surrounding medium. Physic. Rev., 

 New York, N.Y., 29, 1909, (392-403. 

 ■with te.xt fig., tables). [3020 3810 

 3840]. 32580 



Inouye, Katsuji r. Cohen, E. 



Iranjri, Conrad. Das Heylanddia- 

 gramm, und iiber die Drehstromkraft- 

 iibertragung. (Forts.) Zs. Elektrot., 

 Potsdam, 13, 1910, (44-45, 73-76, 113- 

 115, 121-122). [6070]. 32581 



Irving, T. P. On the electrical 

 character of tlie source of light radia- 

 tion. Physic. Rev., JS'ew York. X.Y., 

 29, 1909, (243-257, with text fie). 

 [4200]. 32582 



Isitani, Denicliiro. Number of ions 

 in the free atmosphere near hot springs. 

 Tokyo, Su. Buts. Kw. K., (Ser. 2), 4, 

 1908, (370-377). [5685 6805]. 32583 



Note on the variation of 



the number of ions in free atmospliere. 

 Tokyo, Su. Buts. Kw. K., (Ser. 2), 4, 

 1908, (416-421). [5685 6805]. 32584 



Photographische Wirkung 



einer gebrannten Holztliiche sowie eini- 

 ger Flussigkeiten. (Photographic 

 action of a scorched surface of wood 

 and of some liquids.) ("Ubers.) Phj-sik. 

 Zs., Leipzig, 10, 1909, (1003-1005, mit 

 1 Taf.). [4270]. 32585 



Iversen, Felix. Eine experimentelle 

 Bestiitigung der Eourierschen Wiirme- 

 theorie. Helsingfors, Ofvers. F. Vet. 

 Soc, 50, No. 14, 1907-1908, (1-10). 

 [2010]. 32586 



Ives, Frederic E[ugene]. A new 

 color meter. Philadelphia, Pa., J. 



Frank. Inst., 164, 1907, (47-56, with 

 te.\t fig.). [3090]. 32587 



Ives, Frederic E[ugene]. A color 

 screen color meter. Philadelphia, Pa., 

 J. Frank. Inst., 164, 1907, (421-423). 

 [3090]. 32588 



Ives, Herbert E. An experimental 

 study of the Jippmann color photo- 

 graph. Astroph. J., Chicago, 111., 27, 



1908, (325-352, with te.xt fig., pL). 

 [4225]. 32589 



A volt scale for a watts- 



per-candle meter. Washington, D.C., 

 Dept. Comm. Lab., Bull. Bur. Stand., 5, 



1909, (543-547). [3010 6080]. 32590 



Daylight efficiency of 



artificial illuminants. Washington, 



D.C., Dept. Comm. Lab., Bull. Bur. 

 Stand., 6, 1909, (231-246, with tables, 

 fig.). [3010]. 32591 



White lis»ht froui the 



mercury arc and its complementary. 

 Washington, D.C., Dept. Comm. Lab., 

 Bull. Bur. Stand., 6, 1909, (265-271, 

 with fig., table). [6080]. 32592 



and WoodhuU, L. R. A 



Tungsten comparison lamp in the photo- 

 metry of carbon lamps. Washington, 

 D.C.^ Dept. Comm. Lab., Bull. Bur. 

 Stand., 5, 1909, (555-558). [3010 6080]. 



32593 



Ivry, d'. Dispositif de commande de 

 signaux a distance avec ou sans fil. 

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

 (1599-1602, av. fig.). [6000 6043]. 



32594 



Jablczynski, K. Dyfuzya przez 

 jirzepoii^. [Sur la diffusion a travers 

 les membranes.] Chem. pols., War- 

 szawa, 9, 1909, (49-51). [0320]. 32595 



Jaboin, A. v. Dominici, H. 



Jack, Robert. Dissymetrical separa- 

 tions in the Zeeman effect in tungsten 

 and molybdenum. Edinburgh, Proc. R. 

 Soc, 29, 1908-1909, (75-83). [4208]. 



32596 



Zeeman-Effekt an Wolfram 



und Moljdidan. Diss. Gottingen. Leip- 

 zig (J. A. Barth), 1908, (63); Ann. 

 Phvsik, Leipzig, (4. Folge), 28, 1909, 

 (1032-1066). [4208]. 32597 



Jackson, C[harles] L[oring]. Wolcott 

 Gibbs. Amer. J. Sci., New Haven, 

 Conn., (Ser. 4), 27, 1909, (253-259). 

 [0010]. 32598 



Jackson, Frederick Gray v. Richards, 

 T. W. 



