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INDEX to VOL. XXXIX. 



ABERRATION, on Stokes's theory 

 of, 161. 



Acoustical experiments, on a mecha- 

 nical violin-player for, 535. 



Adeney (Prof. W. E.) on the rate of 

 solution of atmospheric nitrogen 

 and oxygen by water, 385. 



/Ether, on the recent eclipse results 

 and Stokes-Planck's, 161 ; on a 

 possible structure for the, 170 ; 

 on a fluid analogue for the, 651. 



Air, on the magnetic susceptibility 

 of, 318 ; on the scattering of light 

 by, 423. 



Alloys, on the effect of centrifuging 

 certain, 376. 



Anderson (Prof. A.) on Fresnel's 

 convection coefficient, 148 ; on the 

 spheroidal electron, 175 ; on the 

 advance of the perihelion of a 

 planet and the path of a ray of 

 light in the gravitational field of 

 the sun, 626. 



Anemometer, on the hot-wire, 505. 



Arc lamp, on a cadmium vapour, 

 353, 678. 



Argon, on the mass-spectrum of, 620. 



Aston (Dr. F. W.) on the consti- 

 tution of atmospheric neon, 4^9; 

 on the mass spectra of chemical 

 elements, 611 - 



Baly (Prof. E. C. C.) on light ab- 

 sorption and fluorescence, 565. 



Basu (M. N.) on the equation of 

 state, 456. 



Bates (F.) on a new cadmium vapour 

 arc lamp, 353. 



Beams, on the budding of deep, 194. 



Becker (IT. Gr.) on the rate of solution 

 of atmospheric nitrogen and oxygen 

 by water, 385. 



Bell (E, T.) on parametric solutions 

 for a fundamental equation in the 

 general theorv of relativity, 285. . 



Beta-recoil, on the, 690. 



Bickley (W. G.) on the diffraction 

 of waves by a semi-infinite screen 

 with a straight edge, 668. 



Books, new :— Hunter's The Earth's 

 Axes and Triangulation, 239 ; 

 Jeans' Problems of Cosmogony 

 and Stellar Dynamics, 377 ; 

 Wood's Researches in Physical 

 Optics, 379 ; Karpinski, Benedict, 

 and Calhoun's Unified Mathema- 

 tics, 380 ; Lamb's Elementary 

 Course of Infinitesimal Calculus, 

 381; Whitehead's Enquiry con- 

 cerning the Principles of Natural 

 Knowledge, 629; Shaw's Manual 

 of Meteorology, 631 ; Stewart's 

 Stereochemistry, 632 ; Ricleal and 

 Taylor's Catalysis in Theorv and 

 Practice, 697 ; Macfarlane's Ten 

 British Physicists, 697. 



Bragg (Prof.W. L.) on the crystalline 

 structure of zinc oxide, 647. 



Buckling of deep beams, on the, 194. 



Cadmium vapour arc lamp, on a, 

 353, 678. 



Campbell (Dr. N.) on the adjustment 

 of observations, 177. 



Carbon, on the excitation of the 

 spectra of, by thermelectronic 

 currents, 241 : on the mass-spec- 

 trum of, 619. 



dioxide, on the magnetic sus- 

 ceptibility of, 322 ; on the specific 

 heat of, 551, 



Carrington (II.) on the buckling of 

 deep beams, 220. 



Carslaw (Prof. H. S.) on Bromwich's 

 method of solving problems in the 

 conduction of heat, 603. 



Centrifuge, on the separation of lead 

 into isotopes by the, 372 ; on the 

 action of the, on certain allovs, 

 376. 



