XVI ClO! N TRAN Ts: 
PHENOMENA (On the) appearing when in a binary system the plaitpointeurve meets the 
solubilityeurve. (8rd communication). 177. 
— (On some) which can occur in the case of partial miscibility of two liquids, 
one of them being anomalous, specially water. 517. 
PHENYLPOTASSIUM SULPHATE (The transformation of the) into p. phenolsulphonate 
of potassium. 328. 
Physics. B. M. van DALFSEN: “On the function = for multiple mixtures”. 94, 
-- W. H. Junius: “Dispersion bands in absorptionspectra”. 134. 
— W. H. Junius: “Spectroheliographic results explained by anomalous dispersion”. 140. 
— J. D. van per Waats: “The derivation of the formula which gives the relation 
between the concentration of coexisting phases for binary mixtures”. 156. 
— G. C. Gerrits: “On Px-curves of mixtures of acetone and ethylether and of 
carbontetrachloride and acetone at 0°C”. 162. 
— A. Smits: “On the phenomena appearing when in a binary system the plait- 
pointeurve meets the solubilitycurve”. (8rd communication). 177. 
— H. KAMERLINGH Onnes and C. ZAKRZEWSKI: “Contributions to the knowledge 
of VAN DER Waals’ p-surface. IX. The conditions of coexistence of binary mixtures 
of normal substances according to the law of corresponding states”. 222. 
— H. KAMERLINGH Onnes and C. Zaxrzewsk1: ‘The determination of the conditions 
of coexistence of vapour and liquid phases of mixtures of gases at low tempera- 
tures”, 233. 
— H. KAMERLINGH Onnes and C. Zaxrzewsx1: “The validity of the law of cor- 
responding states for mixtures of methyl chloride and carbon dioxide”. 285. 377. 
— B. Merrink:’“On the measurement of very low temperatures. VII. Com- 
parison of the platinum thermometer with the hydrogen thermometer”. 290. 
VIII. “Comparison of the resistance of gold wire with that of platinum wire.” 300. 
— W. H, Jvrrus: “Dispersion bands in the spectra of $ Orionis and Nova Persei’’. 323. 
— A, SoMMERFELD: “Simplified deduction of the field and the forces of an electron, 
moving in any given way”. 346. 
— P. Zeeman and J. Geest: “Double refraction near the components of absorption 
lines magnetically split into several components.” 435, 
— H. A. Lorentz: “The motion of electrons in metallic bodies”. L. 438. IL. 
585. IIL. 684. 3 
— Cu. M. van Deventer: “On the melting of floating ice’. 459. 
— J. E. Verscuarretr: “The influence of admixtures on the critical phenomena 
of simple substances and the explanation of TercHNeER’s experiments”, 474, _ 
— J. D. van per Waats: “The transformation of a branch plait into a main plait 
and vice versa”. 621. 
— H. KAMERLINGH Onnes and W, Ileuse: “On the measurement of very low 
temperatures. V. The expansion coefficient of Jena- and Thüringer glass between 
+ 16° and- 182° ©”. 674. 
— Pu. Kounstamm: * A formula for the osmotic pressure in concentrated solutions 
whose vapour follows the gas laws”. 723. 
