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INDEX to VOL. XXXVIII 



AlR, on vortex motions in, 159 ; on 

 the electrification of, 225 ; on the 

 spectrum of the electric discharge 

 in liquid, 235 ; on the velocity of 

 sound in, 249. 



Alcohol, on the specific inductive 

 capacity of, 567. 



Aldehyde, on the rate of oxidation 

 of, 526. 



Alford (C. J.) on some specimens of 

 auriferous rocks from Mashona- 

 land, 240. 



Alps, on Mesozoic rocks and crystal- 

 line schists in the Lepontine, 421. 



Amperian molecule, on the energy 

 of the, 473, 577. 



Analyser, on a new harmonic, 110, 

 121, 125. 



Anthracite, on the origin of, 576. 



Appleyard (R.) on dielectrics, 396. 



Arnold-Bemrose (H. H.) on the pe- 

 trography of the Toadstones of 

 Derbyshire, 574. 



Baly (E. C. 0.) on the relations of 

 pressure, volume, and temperature 

 of rarefied gases, 301. 



Battelli (Prof.) on the thermal be- 

 haviour of liquids, 245. 



Barus (C.) on coloured cloudy con- 

 densation, 19 ; on telephonic mea- 

 surement of electromotive force, 

 558. 



Bismuth, on the effects of magnetic 

 fields on the electric conductivity 

 of, 488. 



Blake (Rev. J. F.) on densities in the 

 earth's crust, 413. 



Bleekrode (l)r. L.) on experiments 

 with carbon dioxide in the solid 

 state, 81. 



Blondlot (M.) on the propagation of 

 electromagnetic waves in ice, 578. 



Bonney (Prof. T. G.) on the conver- 

 sion of compact greenstones into 

 schists, 240 ; on Mesozoic rocks and 

 crystalline schists in the Lepontine 

 Alps, 421 ; on some of the older 

 fragmental rocks of North-west 

 Caernarvonshire, 576. 



Books, new: — Heaviside's Electro- 

 magnetic Theory, 146 ; Ewing's 

 Steam-Engine and other Heat- 

 Engines, 327 ; Hime's Outlines of 

 Quaternions, 499. 



Bryan (G. H.) on electromagnetic 

 induction in plane, cylindrical, and 

 spherical current-sheets, 198. 



Burton (Dr. C. V.) on the mechanism 

 of electrical conduction, 55. 



Carbon dioxide in the solid state, on 

 some experiments with, 81. 



Cathode-rays, on the velocity of the, 

 358. 



Celluloid, on the " electrification " 

 of, 397. 



Chattock (Prof. A. P.) on the energy 

 of the Amperian molecule, 473, 

 577. 



Chree (C.) on the local alteration of 

 the material of isotropic spheres or 

 spherical shells under uniform sur- 

 face-pressure, 161 ; on the relation 

 between the coefficients of pressure 

 in thermometry, 371. 



Circuits, on an approximate method 

 of finding the forces acting in mag- 

 netic, 89. 



Clark cell when producing a current, 

 on the, 271. 



Cloudy condensation, on coloured, 19. 



Crew (Prof. H.) on mapping the 

 spectra of metals, 379. 



Croft (W. B.) on diffraction, 70. 



Culverwell (E. P.) on a mode of cal- 

 culating a limit to the direct effect 

 of great eccentricity of the earth's 

 orbit on terrestrial temperatures, 

 541. 



Current-sheets, on electromagnetic 

 induction in plane, cylindrical, and 

 spherical, 198. 



Dartmoor, on some rocks of igneous 

 origin on the western flank of, 422. 



Davies (A. M.) on the geology of 

 Monte Chaberton, 501. 



Determinant, on the expressibility of 

 a, in terms of its coaxial minors, 

 537. 



