﻿INDEX. 



1 003 



Love's Some Problems of Geo- 

 dynamics, 802 ; Darwin's The 

 Tides, 862 ; Grays' Treatise on 

 Dynamics, 8G3; Barton's Ana- 

 lytical Mechanics, 863 ; U.S. Coast 

 and Geodetic Survey, 864; Kay e 

 and. Laby's Physical and Chemical 

 Constants, 1000. 



Bragg (Prof. W. H.) on the direct 

 or indirect nature of the ionization 

 by X-rays, 647. 



Bromwich* (Dr. T. J. I'a.) on the 

 trisection of an angle, 860. 



Bronson (Prof. H. L.) on the distri- 

 bution of the active deposit of 

 radium in an electric field, 714. 



Buckingham (E.) on the time-scale, 

 651 ; on the deduction of Wien's 

 displacement law, 920. 



Burton (Dr. C. V.) on the micro- 

 azimometer, 385. 



Burton (Prof. E. F.) on the effect of 

 electricity on streams of water 

 drops, 148. 



Calcium, on the positive thermions 

 frum salts of, 135. 



carbonate, on the solubility of ; 



in water, 958. 



Callendar (Prof. H. L.) on the abso- 

 lute expansion of mercury, 679 ; 

 on the anisotropic expansion of a 

 drawn tube of vitreous silica, 

 998. 



Campbell (Dr. N.) on delta rays, 

 46 ; on ionization by collision, 

 400, 986 ; on ionization by alpha 

 rays, 462 ; on the electrical resis- 

 tance of xylol-alcohol mixtures, 

 668 ; on non-Newtonian mech- 

 anics, 688. 



Carbon, on the ionization produced 

 by, at high temperatures, 192. 



dioxide, on the recombination 



of ions in, 747. 



Chemical potential, on the appli- 

 cation of the theory of, to the 

 thermodynamical theory of solu- 

 tions, 483. 



Chlorine, on the action of ultraviolet 

 light on, 757. 



Clouds, on the effect of, on ioniza- 

 tion, 352. 



Cobalt, on the magnetic temperature 

 coefficients of, 3(5. 



Collier (V.) on the absorption of 

 X - rays and fluorescent X - ray 

 spectra, 987. 



Compton (K. T.) on the influence of 

 the contact difference of potential 

 between the plates emitting and 

 receiving electrons liberated by 

 ultra-violet light on the measure- 

 ment of the velocities of these 

 electrons, 579. 



Condensation nuclei, on the pro- 

 duction of, by intense cooling and 

 by ultraviolet light, 849. 



Conductivity, on the unilateral, of 

 sulphated accumulator plates, 

 742. 



Contact electromotive forces, on, 

 750. 



Cosine law of radiation, on the, 

 237. 



Cotter (J. Ii.) on the trisection of an 

 angle, 861. 



Darwin (C. G.) on the effects of the 

 diurnal rotation on the upper at- 

 mosphere, 664 ; on a theory of 

 the absorption and scattering of 

 the a rays, 901. 



Davies (H.) on a relation between 

 coefficients ef expansion of liquids 

 and their critical temperatures, 

 657. 



Davisson (C. J.) on the positive 

 thermions from the salts of the 

 alkaline earths, 121 ; on the role 

 played b}^ gases in the emission 

 of positive thermions from salts, 

 139. 



Day (F. H.) on the absorption of 

 Rontgen rays in air, 683. 



Delta rays, on, 46. 



Diffraction gratings with controlled 

 groove form, on, 310. 



Displacement law, on the deduction 

 of Wien's, 920. ' 



Diurnal rotation, on the effects of 

 the, on the upper atmosphere, 

 664. 



Drops, on the effect of electricity on 

 streams of water, 148; photo- 

 graphic measurements of pendent, 

 417. 



Earth, on the electrification of the 

 surface of the, 852. 



Echelon prating, on the aberration 

 of an, 25. 



Electric conductivity, on the uni- 

 lateral, of sulphated accumulator 

 plates, 742. 



currents in air at atmospheric 



pressure, on, 750. 



