[ 573 ] 



INDEX to VOL. XLVI. 



ACLAND (H. D.) on a volcanic 

 series in the Malvern hills, 347. 



Adeney (Dr. W. E.) on the mount- 

 ing of the large Rowland spectro- 

 meter in the Royal University of 

 Ireland, 223. 



iEther, on the mechanical function 

 of an, 414. 



JEtkev experiment, on the conclu- 

 siveness of the Michelson-Morley, 

 343. 



Air, on the behaviour of, under 

 powerful electric stress, 243. 



Alternating currents, on the virtual 

 resistance of thin wires for, 426. 



Archibald (E. H.) on the conduc- 

 tivity method of studying mode- 

 rately dilute aqueous solutions of 

 double salts, 509. 



Ayrton (Prof. W. E.) on galvano- 

 meters, 349. 



Bars, on instruments for measuring 

 small strains in, 520. 



Barton (Dr. E. H.) on the attenua- 

 tion of electric waves along a line 

 of negligible leakage, 296. 



Beams, on continuous, 396, 503. 



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

 actinolite schists of the St. Gothard 

 Pass, 346. 



Books, new : — Stratton and Milli- 

 kan's College Course of Labora- 

 tory Experiments in General 

 Physics, 165; Burgess's On the 



2 r t 9 

 Definite Integral ^p \ e~ t 'dt, 

 ° s/nW 



165; Liipke's Elements of Elec- 

 tro-Chemistry, 258; Hyndman's 

 Radiation, 504 ; Righi's Die Optik 

 der elektrischen Schwingungen, 

 570 ; Skertchly's Geology, 570. 



Boynton (W. P.) on the" high-fre- 

 quency induction-coil, 312. 



Buckman (S. S.) on the grouping of 

 Jurassic time, 170. 



Butler (C. P.) on a method of re- 

 ducing prismatic spectra, 207. 



Cadmium, on the latent heat of 

 evaporation of, 345. 



Callaway (Dr. C.) on metaniorphism 

 in Anglesey, 346. 



Phil. Mao. S. 5. Vol. 46. No. 



Carson (J.) on the mounting or t ne 

 large Rowland spectrometer in the 

 Royal University of Ireland, 223. 



Cathode-rays, on the path of the, in 

 a Crookes tube, 387, 393. 



Chabot (J. J. T.) on a new combi- 

 nation of wheel-gearing, 428, 571. 



Coker (E. G.) on instruments for 

 measuring small strains in bars 

 subjected to twist, 520. 



Colour, on the measurement of, 216. 



Condenser, on the function of the, 

 in a Ruhmkorff's coil, 172. 



Conduction of heat by rarefied gases, 

 on, 192. 



Conductivity of the hot gases from 

 flames, on the, 29. 



Conductivity method of studying 

 moderately dilute aqueous solu- 

 tions of double salts, on the, 509. 



Contact-electricity of metals, on, 82. 



Convection, on diffusive, 453. 



Crookes tube, on the circulation of 

 the residual gaseous matter in a, 

 387, 393. 



Cunnington (W.) on some palaeo- 

 lithic instruments from the pla- 

 teau-gravels, 169. 



Currents, on the forces acting on a 

 piece of iron carrying electric, 

 154 ; on the virtual resistance of 

 thin wires for rapidly alternating, 

 426. 



Oyanin, on the anomalous dispersion 

 of, 380. 



Dawson (C.) on the discovery of 

 natural gas in East Sussex, 347. 



Day (Dr. W. S.) on a comparison of 

 Rowland's thermometers with the 

 Paris standard, I. 



Dispersion, on a model to illustrate 

 Helmholtz's theory of, 557. 



Donnan (Dr. F. G.) on the Hall 

 effect in a binary electrolyte, 465. 



Doubt (T. E.) on the measurement 

 of colour and the determination of 

 white light, 216. 



Earth, on the precession and nuta- 

 tion of the, 545. 



Edser (E.) on a method of reducing 

 prismatic spectra, 207. 



Electric discharge through gases, 



283. Dec. 1898. 2 R 



