CONTENTS. VU 



PART XXI. 



Page 

 Art. XVIII. — Experimental and Theoretical Researches on the 

 Figures of Equilibrium of a Liquid Mass withdrawn from 

 the Action of Gravity. (Second Series.) By J. Plateau, 

 Professor at the University of Ghent, Member of the Royal 

 Academy of Belgium, &c. (continued) 621 



Art. XIX. — On the determination of the Intensity of Magnetic 



and Diamagnetic Forces. By Professor Plijcker of Bonn. . 713 



Index 761 



