j{ Ó o is' '1' É N f S. 



ATOMIC WEIGHT (Uil tlie) of Aiitiuioiiy. 543. 



ATOMS (Intramoleculiir renrrangenipnt of) iu azoxybeiizeiip ;ui(l its dprivatives. 51. 



— (The intramolecular rearrangement of) in liiiloyenafotanilidei: and its velocity. 

 (l). 178. (II). 359. 



AURICLE of the majnmaliau heart (On the duration of the compensatory pause after 

 stimulation of the). 378. 



AZOXYBENZENE (tutramnlecnlar rearrangement of atoms in) ar.d its derivatives. 51. 



HACTERIA (Accumulation experiments with denitrifying). 1-48. 



Bacteriology. M. VV. Beverinck and A. van Delden : "On a colourless bacterium, 

 whose carbon food comes from the atmosphere.' 398. 



BACTERIUM (On a colourless), whose carbon food comes from the atmosphere. 398. 



HAK HI IS HOOZEBOOM (n. w.) presents a paper of Prof. EuG. Dubois : "Geolo- 

 gical structure of the Hondsrug in Drenthe and the origin of that ridge." (II). U)l. 



— presents a paper of Dr. W. IJeinders : "Galvanic cells and the i)hase rule." 182. 



— A representation in space of the regions in which the solid phases, which occur, 

 are the components, when not forming compounds. 279. 



— Equilibria of phases in the system : acetaldehyde + paraldehyde with and without 

 molecular transformation. 2S3. 



— Tinamalgams. 373. 



— presents a paper of Dr. A. Smits and L. K. Wolff: "The velocity of trans- 

 formation of carbon monoxide." 417. 



— presents a paper of Mr. J. J. van Laar: "The course of the melting-point-line 

 of solid alloys or amalgams." (I). 424. (11). oil. 



— presents a paper of Mr. .1. J. van Laar' : 't)u the potential dillerencc, which 

 occurs at the surface of contact of two dilferent non-miscible licjuids, iu which 

 a dissolved electrolyte has distributed itself.'" 431. 



BAKHUYZEN (E. Y. VAN DE S A N 1) E). See SaNDE BaKHUYZEN (E. E. VAX DE). 



— (II. G. VAN D E SAND E). See SaNDE BaKHUYZEN (H. G. VAN UE). 



BATH of very uniform and constant low temperature iu the cryostut. 502. 628. 



— (A permanent) of li(|uid nitrogen at onliuary and at reduced pressure. 031. 

 KEK MAN (e. h. m.). Ou the behaviour of distheno and of sillinianite at high 



temperature. 240. 

 BELZER (a. h. J.). The velocity of transformation of tribronnij)hpnol I)roniine into 



tetrabromophenol. 556. 

 B EM MELEN (J. M. V A n) presents a paper of Mrs. L. Aronstein and A. S. van 



XiFROP : "On the action of sulphur on toluene and xylene." 288. 

 BENZnUNE transformation. 377. 

 BEYERiNCK (m. VI.) presents :i paper of Mr. G. van Iterson .1r : "Accumulation 



experiments with denitrifying bacteria." 148. 



— presents a paper of Mr. G. van Iïerson .Ir: "The decomposition of cellulose 

 by aerobic micro-organisms." (585. 



— and A. van Deldf.n. On a (-olourless bacterium, whose carbon, food comes from 

 the atmosphere. 398. 



