VI CONTENTS OF VOL. IV. SIXTH SERIES. 



NUMBER XXII.— OCTOBEE. 



Page 

 Prof. E. W. Wood on the Electrical Eesonance of Metal 



Particles for Light- Waves (Second Communication) ... 425 

 Mr. W. E. Williams on the Magnetic Change of Length and 



Electrical Eesistance in Mckel 4^0 



Mr. John Steveuson on the Chemical and Geological History 



of the Atmosphere 435 



Mr. W. Eosenhain on an Improved Form of Coal-Calorimeter. 451 

 Messrs. K. Honda, S. Shimizu, and S. Kusakabe on the Change 

 of the Modulus of Elasticity of Ferromagnetic Substances 



by Magnetization 450 



Dr. Meyer Wilderman on the Velocity of Reaction before 

 Complete Equilibrium and the Point of Transition are 



reached, &c. — Part III 468 



Prof. Clarence A. Skinner on Conditions controlling the Drop 

 of Potential at the Electrodes in Vacuum-tube Discharge. 



(Second Paper) 400 



Dr. Gr. Johnstone Stoney on the Law of Atomic Weights , - 504 

 Mr. J. J. Taudin Chabot on a Rotating Earth-Inductor without 



Sliding-Contacts 506 



Dr. Thomas Muir on the Jacobian of the Primary Minors of 

 an Axisymmetric Determinant with reference to the cor- 

 responding elements of the latter 507 



Notices respecting New Books : — 



The Scientific AVritings of the late George Francis Fitz- 

 gerald ' . 513 



Dr. E.-E. Blaise's A travcrs La Matiere et L'Euergie . . 515 

 Proceedings of the Geological Society : — 



Dr. C. Davison on the Carlisle Earthquakes of July 9th 

 & 11th, 1901, and on the Inverness Earthquake of 



September 18th, 1901 516 



Mr. F. P. Mennell on the Wood's Point Dyke, Victoria 



(Australia) 517 



Mr. E. Greeulv on the Origin and Associations of the 



Jaspers of South-eastern Anglesey 518 



Mr. H. H. Thomas on the Mineralogical Constitution of 

 the Einer Material of the Buuter Pebble-Bed in the 



West of England 518 



Dr. C. S. Du Eiche Preller on Pliocene Glacio-Fluviatile 



Conglomerates in Subalpine FVance and Switzerland . . 519 

 Mr. F. A. Steart on Overthrusts and other Disturbances 

 in the Braysdown Colliery (Somerset) 520 



