Xvi GlOONST MEENT as, 
Physics. H. E. J. G. du Bors: “Au improved semicircular electromagnet”. II. 386. 
— G. J. Eras: “On the Zeeman-etlect for emission-lines in a direction oblique 
with regard to the lines of force”. 391. 
— C. H. Winn: “Diffraction of a single pulse wave through a slit according to 
Kircunorr’s theory.” 394. 
— J. J. van Laar: “On the solid state”. V. 454, VI. 636. 
— JEAN TymMMERMANS: “Critical phenomena of dissolution of mixtures with normal 
components examined under variable pressure”. 507. 
— H. Haca and J. Boerema: “The electromotive force of the WEsron normal 
cell”. 587. 
— C. A. CROMMELIN: “Isotherms of monatomic gases and of their binary mixtures. 
VI. Coexisting liquid and vapour densities of argon; calculation of the critical 
density of argon”. 667. 
— H. KAMERLINGH ONNES and C. A. CROMMELIN: “Isotherms of monatomic gases 
and of their binary mixtures. VII. Isotherms of argon between + 20° C. and 
— 150° C.” 614. 
— Pu. Kounstamm and LL S. Ornstein: “On Nernsv’ theorem of heat”. 700. 
— Pu. KouNsTAMM: “On osmotic temperatures and the kinetic signification of the 
thermodynamic potential”. 778. 
— Pu. Kounstamm and F. K.C. Scuerrer: “Thermodynamic potential and velocities 
of reaction”. 789. 
— L.S. Ornstern: “Some remarks on the mechanical foundation of thermodynamics”. 
1. 604. II. 858. 
— Pu. KoHNsTaMM and J. TrMMERMANs: “On vapour-pressures in binary systems 
with partial miscibility of the liquids”. 865. Addendum. 957. 
— W. H. Junius: “Selective absorption and anomalous scattering of light in 
extensive masses of gas”. 881. 
— F. L. Bercansius: “A near accurate formula for the computation of the self- 
inductance of a long coil wound with any number of layers’. 917. 
— E. Marutas and H, KaMERLINGH Onnes: “Rectilinear diameter for oxygen”. 939. 
— H. KAMERLINGH Onnes and C, A. CROMMELIN: ‘‘[sotherms of monatomic sub- 
stances and of their binary mixtures. IX. The behaviour of argon with regard to 
the law of corresponding states”. 1012. 
— W. H. Juurus and B. J. van per Praars: “Observations concerning anomalous 
dispersion of light in gases”. 1st Communication. 1088. 
— H. KaMERLINGH Onnes: “Further experiments with liquid helium”. 1093. 1274. 
— H. C. CANNEGIETER: “Ionization of gases by light, emitted from GEISSLER 
tubes”. 1114. 
— J. D. van per Waaus: “On the value of the critical quantities”. 1211. 
— J. D. van per Waats: “Some remarks on the value of the volumes of the 
coexisting phases of a simple substance”. [. 1253. 
— W. H. Junius: “The lines H and K in the spectrum of the various parts of 
the solar disk”. 1263. 
PHYSIOLOGICAL PROCESSES (The temperature optimum of). 227, 598. 
