INDEX. 



517 



spherical conducting shell on the 

 induction in, 154 ; on light propa- 

 gated in, normal to the lines of 

 force, 342 ; on the specific induc- 

 tive capacity of, 404. 



Dorsey (Dr. N. E.) on the surface- 

 tension of water and of dilute 

 aqueous solutions, 134, 369. 



Double refraction in liquids, on acci- 

 dental, 499. 



Electric waves, on the passage of, 

 through a circular aperture in a 

 conducting screen, 50 ; on the 

 attenuation of, along wires, and 

 their reflexion at the oscillator, 

 145 ; on the propagation of, along 

 cylindrical conductors, 199. 



Electrical discharges in air, on, 

 285. 



fields, on the specific inductive 



capacity of dielectrics in slowly 

 and rapidly changing, 404 ; on the 

 viscosity of insulating liquids in 

 constant, 444. 



resistance of iron, on the 



changes of, with temperature, 

 213. 



standards, remarks on, 486. 



Electrification of air by uranium, on 

 the, 102. 



Electrified ellipsoid, on the steady 

 motion of an, 329. 



Electrolytic conductivity, on the 

 measurement of, by continuous 

 currents, 133. 



Electromagnetic field, on the motion 

 of the tether in an, 20. 



Ellipsoid, on the steady motion of 

 an electrified, 329. 



Energy spectrum of a black body, on 

 the, 136. 



Ethane, on the condensation and 

 critical phenomena of mixtures of, 

 with acetylene and carbonic acid, 

 174. 



Ferry (E. S.) on the specific induc- 

 tive capacity of dielectrics in 

 slowly and rapidly changing elec- 

 tric fields, 404. 



Films, on the formation of mercury, 

 by an electrical process, 74. 



Fleming (Prof. J. A.) on a method 

 of determining magnetic hysteresis 

 loss in straight iron strips, 262. 



Focal length, on a new definition of, 

 and an instrument for determining 

 it, 137, 144. 



Formic acid, on the specific electric 

 conductivities and freezing-points 

 of solutions of water in, 9. 

 Freezing-points of solutions of water 

 in formic acid, on the, 9 ; on real 

 and apparent, and the freezing- 

 point methods, 459. 



Gardiner (C. I.) on the Portraine 

 inlier, 132. 



Garrett (T. A.) on a nickel stress 

 telephone, 26. 



Gases, on the velocity and rate of 

 recombination of the ions of, ex- 

 posed to Rontgen radiation, 422. 



Gaseous pressures, on the measure- 

 ment of small, 415. 



Geological Society, proceedings of 

 the, 125, 368, 442. 



Gray (Prof. A.) on a new definition 

 of focal length, 144. 



Heat, recalculation of Rowland's 

 value of the mechanical equivalent 

 of, in terms of the Paris hydrogen 

 thermometer, 169; produced by 

 moistening pulverized bodies, on, 

 205. 



Hemsalech (G. A.) on some new 

 lines in the spark-spectrum of 

 aluminium, 289. 



Henderson (W. C.) on the motion of 

 the aether in an electromagnetic 

 field, 20. 



Henry (J.) on the motion of the 

 sether in an electromagnetic field, 

 20. 



Hertz waves and metallic enclosures, 

 on, 444. 



Holland (T. H ) on augite-diorites in 

 Southern India, 128. 



Hume (Dr. W. F.) on the cretaceous 

 strata of Antrim, 130. 



Humphreys (W. J.) on the effect of 

 pressure upon the series in the 

 spectrum of an element, 119 ; on 

 the absorption of Rontgen radia- 

 tion, 401. 



Hysteresis loss, on a method of de- 

 termining magnetic, in straight 

 iron strips, 262. 



Induction in a dielectric, on the 

 effect of a spherical conducting 

 shell on the, 154. 



Ionizing power of solvents, on the, 1 . 



Ions of gases exposed to Rontgen 

 radiation, on the velocity and rate 

 of recombination of, 422 ; on the 

 radiation from moving, 503. 



Phil. Mag. S. 5. Vol. 44. No. 271. Dec. 1897. 



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