CONTENTS OF VOL. II. 



(FIFTH SEEIES). 



NUMBEE Yin.— JULY 1876. 



Pag© 



Mr. M. M. Pattison Muir on Chemical dotation 1 



Mr. E. H. M. Bosanquet on a new Form of Polariscope, and 



its application to the observation of the Sky 20 



Prof. P. E. Chase on the Nebular Hypothesis. — III. Our Bi- 

 nary Star and its Attendants 29 



Mr. O. ,T. Lodge on some Problems connected with the Flow 



of Electricity in a Plane 37 



The Eev. S. Earnshaw on the Finite Integration of Linear 



Partial Differential Equations with constant Coefficients . . 47 

 Prof. T. E. Thorpe on the History of the Old Sulphur Well, 



Harrogate 50 



The Eev. E. Abbay on Remarkable Atmospheric Phenomena 



in Ceylon 58 



Mr. E. Mallet on the Formation of the Ocean-beds by Deforma- 

 tion of the Spheroid 61 



Notices respecting New Books : — 



Mr. J. Loudon's Algebra for Beginners 62 



Mr. J. Wood's Elements of Algebra, originally designed 



for the use of Students in the Universities 62 



Proceedings of the Boyal Society : — 



Prof. J. Tyndall on the Optical Deportment of the At- 

 mosphere in reference to the Phenomena of Putrefac- 

 tion and Infection 63 



Proceedings of the Geological Society : — 



Prof. A. Favre on the Old Glaciers of the Northern Slope 



of the Swiss Alps 71 



Reply to Father Secchi's Letter on the Displacement of the 



Stellar Lines, by W. Huggins, D.C.L 72 



On the Internal Constitution of Magnets, by J. Jamin 74 



On the Determination of the Solidifyiiig-teniperature of Liquids 

 and in particular of Sulphur, by D. Gernez 79 



NUMBEE IX.— AUGUST. 



M. E. Wiedemann on the Specific Heats of Gases. (Plate I.) 81 

 Mr. G. Fuller on a Model of a small Electrical Machine .... 108 



