[ 549 ] 



INDEX to VOL. XL. 



AdIABATIC expansion in ^ the 

 neighbourhood of the critical 

 point, on the theory of, 272. 



Air, on the absorption spectrum of 

 liquid, 268. 



Alcohol, on the cryoscopic relations 

 of dilute solutions of ethyl, 383. 



Alloys, on the thermo-electric powers 

 of, between the temperatures of 

 the boiling-point of water and the 

 boiling-point of liquid air, 95. 



Anemometer, on the theory of the 

 Robinson cup-, 63. 



Arrhenius's generalization, experi- 

 mental proof of, 132. 



Asbestos, on the magnetism of, 231. 



Atom, on the relation between the, 

 and the charge of electricity car- 

 ried by it, 511. 



Atomic laws of thermochemistry, on 

 the fundamental, 1. 



Bell (D.), on the shelly clays and 

 gravels of Aberdeenshire, 316. 



Bidwell (S.) on the electrical pro- 

 perties of selenium, 233. 



Bismuth, on the variation in the 

 electrical resistance of, when 

 cooled to the temperature of solid 

 air, 303. 



Bleekrode (L.) on the magnetism of 

 asbestos, 231. 



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

 pentine, gneissoid, and hornblendic 

 rocks of the Lizard district, 546. 



Books, new : — Blake's Annals of 

 British Geology, 1893, 144 ; Mas- 

 kelyne's Morphology of Crystals, 

 145 ; Prestwich's Geological In- 

 quiry respecting the Water-bearing 

 Strata of the Country around 

 London, 311 ; Geological Survey 

 of Canada, 1892-1893, 312 ; Fock's 

 Introduction to Chemical Crystal- 

 lography, 393. 



Boulger (G. S.), geological notes of 

 Phil Mag. S. 5. Vol. 40. No. 



a journey round the coast of Nor- 

 way and into Northern Russia, 317. 



Bowden (F. W.) on an electromag- 

 netic effect, 200. 



Buchanan (J. Y.) on the use of the 

 globe in the study of crystallo- 

 graphy, 153. 



Buckman (S. S.) on the Bajocian of 

 the Mid-Cotteswolds, 230. 



Burstall (H. F. W.) on the measure- 

 ment of cyclically varying tempe- 

 rature, 282. 



Calorimeter, on an improved, 413. 



Cantrill (T. C.) on the occurrence of 

 Spirorbis-limestone and thin coals 

 in the so-called Permian beds of 

 Wyre Forest, 545. 



Chree (C.) on the theory of the 

 Robinson cup-anemometer, 63. 



Cleveite a;as, on the constituents of, 

 297. 



Cooper (W. J.) on fractional distilla- 

 tion applied to American petroleum 

 and Russian kerosene, 225. 



Critical phenomena of mixtures of 

 ethane and nitrous oxide, on, 173 ; 

 of hydrogen, 202, 272. 



Cryoscopic relations of dilute solu- 

 tions of cane-sugar and ethyl alco- 

 hol, on the, 383. 



Crystallography, on the use of the 

 globe in the study of, 153. 



Currents, on the measurement of 

 varying, in inductive circuits, 256 ; 

 of high frequency, on measure- 

 ments with alternating, 476. 



Dewar (Prof. J.) on the thermo- 

 electric powers of metals and alloys 

 between the temperatures of the 

 boiling-point of water and the 

 boiling-point of liquid air, 95 ; on 

 the refraction and dispersion of 

 liquid oxygen, and the absorption 

 spectrum of liquid air, 268 ; on the 

 variation in the electrical resist- 

 247. Dec. 1895. 2 Q 



