Ir CONTENTS. 



Astronomy. H. G. van ue Sande Bakhuyzen : "On the astronomical refractions correspond- 

 ing to a distribution of the temperature in the atmosphere derived from balloon 

 ascents." 578. 



atmosphere (On the astronomical refractions corresponding to a distribution of the 

 temperature in the) derived from balloon ascents. 578. 



bakhuis koozeboom (u. w.) presents a paper of Dr. A. Smits : "On the 

 introduction of the conception of the solubility of metal ions with electromotive 

 equilibrium." 2. 



— presents a paper of J. J. van Laak: "On the osmotic pressure of solutions of 

 non-electrolytes, in connection with the deviations from the laws of ideal gases." 53. 



— Three-phaselines in chloralalcoholate and anilinehydrochloride. 9 ( J. 



— presents a paper of Dr. F. M. Jaeger: "On a substance which possesses nume- 

 rous different liquid, phases of which three at least are stable in regard to the 

 isotropous liquid." 35Ü. 



— The behaviour of the halogens towards each other. 363. 



BAKHUYZEN (H. G. VAN I) K BANDS). V. S.VNDE BaKHUYZEN (H. (i. VAN DB). 



balloon ascents (On the astronomical refractions corresponding to a distribution of 

 the temperature in the atmosphere derived from). 578. 



batavia (On magnetic disturbances as recorded at). 266. 



baths (How to obtain) of constant and uniform temperature by means of liquid 

 hydrogen. 156. 



BEM MELEN (w. van). On magnetic disturbances as recorded at Batavia. 266. 



benzene-derivatives (On a new case of form-analogy and miscibility of position- 

 isomeric), and on the crystal forms of the six nitrodibromobenzenes. 26. 



binary mixture (On the shape of the three-phase line: solid-liquid- vapour fora). 63'J. 

 (The shape of the empiric isotherm for the condensation of a). 750. 



binary mixtures (The shape of the spinodal and plaitpoint curves for) of normal sub- 

 stances. 4th Communication. The longitudinal plait. 226. 



— (On the gas phase sinking in the liquid phase for). 501. 



(On the conditions for the sinking and again rising of the gas phase in the 



liquid phase for). 508. Continued. 660. 

 (A remark on the theory of the «{/-surface for). 524. 



— (Contribution to the theory of). 621. II. 727. III. 826. 



(Isotherms of diatomic gases and their). VI. Isotherms of hydrogen between 



— 104° C. and —217° C. 754. 

 blanks ma (J. J.). Nitration of meta-substituted phenols. 278. 

 blood-corpuscles (On the formation of red) in the placenta of the flying maki 



(Galeopithecus). 873. 

 B o e k E (j.). Gastrulation and the covering of the yolk in the teleostean egg. 800. 

 boeseken (J.). On catalytic reactions connected with the transformation of yellow 



phosphorus into the red modification. 613. 

 bolk (l.) presents a paper of Dr. A. J. P. van den Broek : "On the relation of 



the genital ducts to the genital gland in marsupials." 396. 



