536 



INDEX. 



Reid (C.) on the Eocene deposits of 

 Dorset, 207. 



Resistance of dielectrics, on the 

 change in the, with temperature, 

 158. 



Resistance-coils, on the use of bare 

 wire for, 209. 



Reynolds (S. H.) on the Lingula- 

 flags and igneous rocks of the 

 neighbourhood of Dolgelly, 371 ; 

 on the Kildare inlier, 372. 



Righi (Prof. A.) on experiments with 

 Rontgen rays, 530. 



Rodgers (C.) on the resistance of the 

 electric arc, 407. 



Rontgen rays, some experiments 

 with, 162, 453, 530 ; on the passage 

 of electricity through gases ex- 

 posed to, 392. 



Rosing (B.) on the possibility of 

 explaining the phenomena of mag- 

 netism by the hypothesis of parti- 

 cipation of matter in the motion 

 of the magnetic field, 314. 



Rutherford (E.) on the passage of 

 electricity through gases exposed 

 to Rontgen rays, 392. 



Salomons (Sir D.) on the electric 

 discharge in a magnetic field, 

 245. 



Samoiloff (A.) on electric images in 

 the field of a Hittorf s (Crookes') 

 tube, :.08. 



Silver, on the melting-point of, 37. 



Skeat (Miss E. G.) on the geology 

 of the neighbourhood of Carmar- 

 then, 122. 



Spencer (J. W.) on the geographical 

 evolution of Jamaica, 283. 



Stone v (Dr. G. J.) on microscopic 

 vision, 332, 423, 499. 



Strahan (A.) on submerged land- 

 surfaces at Barry, 119 ; on a phos- 

 phatic chalk with Hoi aster planus 

 at Lewes. 119. 



Sunlight, on the absence of X-rays 

 from, 451. 



Sutherland (W.) on high tensions in 

 moving liquids, 111; on thermal 

 transpiration and radiometer mo- 

 tion, 373, 476. 



Switzerland, on the Pliocene glacia- 

 tion, pre -glacial valleys, and lake- 

 basins of Subalpine, 117. 



Talmage (Prof. J. E.) on certain 

 linear marks in a sedimentary 

 rock, 118. 



Thermal transpiration, en, 373. 



Thermodynamic properties of air, on 

 the, 1." 



Thompson (B.) on the junction-beds 

 of the Upper Lias and Inferior 

 Oolite in Northamptonshire, 121. 



Thompson (Dr. S. P.) on hyperphos- 

 phorescence, 103 ; on some experi- 

 ments with Rontgen's rays, 162. 



Thomson (Prof. J. J.) on the passage 

 of electricity through gases ex- 

 posed to Rontgen rays, 392. 



Threlfall (Prof. R.) on some experi- 

 ments with Rontgen's radiation, 

 453. 



Transformers, on the use of air-core, 

 for testing purposes, 271. 



Vision, on microscopic, 332, 423, 

 499. 



Wave-surface in an aeolo tropic 

 electromagnetic medium, on the, 

 224. 



Wilderinann (Dr. M.) on the degree 

 of dissociation of electrolytes at 0°, 

 102. 



Williams (W.) on the convergency 

 of Fourier's series, 125. 



Wilson (E.) on the geology of 

 Dundrv Hill, 285. 



AVitkowski (Prof. A. W.) on the 

 thermodynamic properties of air, 1. 



X-rays, on the absence of, from sun- 

 light, 451. 



END OF THE FORTY-SECOND VOLUME. 



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