VI CONTENTS OF VOL. XII. FIFTH SERIES. 



Page 

 Mr. W. Grant on Curves of Electromagnetic Induction. 

 (Plates IX., X., XI.) 330 



Prof. S. P. Thompson on a New Polarizing Prism 349 



Prof. S. P. Thompson on the Phenomena of Binaural Audition 351 

 Messrs. Milne and Gray's Earthquake Observations and Expe- 

 riments in Japan „ . 356 



Notices respecting New Books : — 



M. E. Van den Broeck on the Alteration of Superficial 

 Deposits by the Infiltration of Atmospheric "Waters, 

 &c. [Memoire sur les Phenomenes d' Alteration des 

 Depots superficiels par l'lnfiltration des Eaux meteo- 



riques.] 378 



F. Karrer on the Ground (Substrata) of the Cities of 



Europe. Geological Studies 378 



The Spontaneous Thinning of Liquid Eilms, by J. Plateau . . 379 



On Secondary Batteries, by J. Eousse 380 



Electrical Testing, by H. E. Kempe 380 



NUMBEE LXXVIL— DECEMBEE. 



Prof. E. Clausius on the Theoretic Determination of Vapour- 

 pressure and the Volumes of Vapour and Liquid 381 



Mr. T. Muir on Skew Determinants 391 



M. H. Becquerel's Experimental Investigations on Magnetic 

 Eotatory Polarization in Gases . . . s 394 



Mr. E. H. M. Bosanquet on the Beats of Mistimed Conso- 

 nances 434 



Mr. W. Le Conte Stevens on Wheatstone and Brewster's 

 Theory of Binocular Perspective 436 



Notices respecting New Books : — 



Messrs. Haslam and Edwards's Conic Sections treated 



Geometrically 443 



Mr. J. M. Dyer's Exercises in Analytical Geometry .... 444 



An amusing Experiment with Liquid Eilms, by J. Plateau .... 444 



Photometric Comparison of Sources of Light of different Tints, 

 by A. Crova 445 



A new Demonstration of Eiemann's Theorem, by M. 

 Croullebois ' 447 



Another Confirmation of Prediction, by Plinv Earle Chase, 

 LL.D ' ." 448 



