VIII CONTENTS 
DOCTERS VAN LEEUWEN-REYNVAAN (W. and J.). On the germination of 
the seeds of some Javanese Loranthaceae. 220. 
DORSMAN (c.), H. KAMERLINGE ONNES and G. Horst, Isothermals of diatomic 
substances and their binary mixtures. XV. 409. XVII, 458. 
DROSTE (3) On the field of two spherical fixed centres in Einstein's theory of 
gravitation. 760. 
ECLIPSE OF THE SUN (Observation of the moon during the) on Aug. 21, 1914 and of 
the transit of Mereury on Novb. 7, 1914 made in the Leiden Observatory. 16. 
BHRENPEST (P.). Some remarks on the capillarity theory of the crystalline form. 173. 
BINSTEIN (A) and W. J. ve Haas. Experimental proof of the existence of AMPERE S 
molecular currents. 696, 
EINSTEIN’S theory of gravitation (On the field of two spherical fixed centres in). 760. 
EINTHOVEN (w.), F. L. BERGANSIUS and J. Brsren. Upon the simultaneous registration 
of electric phenomena by means of two or more galvanometers, and upon its 
application to electro-cardiography. 242. 
ELECTRIC PHENOMENA (Upon the simultaneous registration of) hy means of two or 
more galvanometers, and upon its application to electro cardiography 242. 
BLECTRO-CARDIOGRAPHY (Upon the simultaneous registration of electric phenomena by 
means of two or more galvanometers, and upon its application to). 242. 
ELECTROLYSIS (On cathode scattering in). 1374. 
ELECTROMAGNETIC THESIS (A general) and its application to the magnetic state of a 
twisted iron bar. 327. 
ELEMENTS (Properties of) and the periodic system. 384. 
BLIAs (G.J). A general electromagnetic thesis and its application to the magnetic 
state of a twisted iron bar. 327. 
— On the reversible change of the remanent maguetisation with the tempera- 
ture. 1068 4 
— On the influence of alternating currents of decreasing intensity on the magneti- 
sation of iron. 1299. 
ENANTIOTROPY or Monotrepy (The metastability of the elements and chemical com- 
pounds in consequence of), and its bearing on Chemistry, Physics and 
Technics. I. 961. 
ENDPOINTS (On critical) in ternary systems. IIT. 793. 
ENTROPY and probability. 1048, 
FQUATION OF STATE, (On the additivity of the values 2 and Wa of the) and on the 
fundamental values of these quantities for different elements, in connection with 
the periodical system. 1220. 
EQUILIBRIA (In-, mono- and divariant). I. 116. LL, 531. LIL. 820. IV, 1018, V. 1026. 
Vl 175. Wi. 1884. VIDE. 1539. TX. 1676. 
— in the system Cu-S-O; the roasting reaction process with copper. 150. 
- (Lhe application of the theory of allotropy to electromotive). IV. 1485. 
EQUILIBRIUM liquid-vapour (Investigation of the) of the system argon-nitrogen. 872. 
ERRATUM, 582. 1692. 
