CONTENTS Vil 



COSTER (d.) On the rotalioiial oscillations of a cylinder in an iiitinite incom- 

 pressible liquid. 193. 



— On the use of the audion in wireless telegraphy. 1294. 



COURBES PLANES (Noiivelle demonstration du theorcine de Jordan sur les). I2B. 

 CRYSTAL-STRUCTURE (lnvesti(>ation by means of X-rays of tlie) of white and i^rey 



tin. I. 405. II. The structure of white tin. 494. III. The structure of <^rey tin. 501. 

 CUBIC INVOLUTIONS of the ürst class. 891. 

 CUBIC LATTICES (Magnetic properties of). 911. 



CYLiNDFR (On the rotational oscillations of a) in an intinite incompressible liquid. 193. 

 DAMMER (East Indian archipelago) (On the Non-existence of Active Volcanoes between 



Pantar and) in Connection with the Tectonic; Movements in this Region. 795. 

 DAPHNIA PULEX (Effects of the Kays of radium on the Oogenesis of). 540. 

 DEERNS (w. m) and J. KöESEKEN. The mutual influence on the electrolytic con- 

 ductivity of gallic tannic acid and boric acid in connection with the composition 



of the tannins. 907. 

 DEGREES of freedom (On the number of) of the geodetically moving system and the 



enclosing euclidian space with the least possible number of dimensions). 607. 

 UELSMAN (h. c). The egg-cleavage of Volvox globator and its relation to the 



movement of the adult form and to the cleavage types of Metazoa. 243. 

 DENJOY (arnaud). Nouvelle demonstration du théorème de Jordan sur les coiirbes 



planes. 125. 

 DETECTORS (The Unidirectional Resistance of Crystal). 124S. 

 DIASTASE (On the course of the formation of) i)y Aspergillus niger, 479. 

 differential equations (On integral equations connected with). 1269. 

 dimensions (On the number of degrees of freedom of the geodelically moving system 



and the enclosing euclidian space with the least possible number of). 607. 

 DISSYMMETRY (Investigations on Pasieur's Principle concerning the Relation between 



Molecular and Crystallouomical). VIII. On the spontaneous Fission of racemic 



Potassium-Cobalti-Oxalate into its optically- active Antipodes. 693. 

 distance-correction (The) for the plates of the Harvard Map of the ï>ky. 1213. 

 divisor (The primitive) of xk—i. 262. 



DJATi KAPÜR [Tectona grandis L.] (On the Secretion of Phosphates in the stems of). 968. 

 donder (th. d e). Le teuseur gravitiqiie. 437. 



DR o OGLE ever fortuyn (a. b.). v. Fortuyn (A. B. Droogleever). 

 droste (j.). On integral equations connected with differential equations. 1269. 

 DUBOIS (E u G.). The Significance of the Size of the Neurone and its Parts. 711. 



— Comparison of the Brain Weight in Function of the Body Weight, between the 

 two Sexes. 850. 



DÜSSER DE B A R E N N E (j. G.). Once more the innervation and the tonus of the 

 striped muscles. 1238. 



— and J. BoEKE. The sympathetic innervation of the cross-striated muscle fibres 

 of vertebrates. 1227. 



EGG-CLEAVAGE (The) of Volvox globator and its relation to the movement ot the 

 ■ adult form and to the cleavage types of Metazoa. 243. 



