IV CONTENTS. 



PAGE 



XII. Recent Observations of Variable Stars. By Edward C. 



Pickering " . . . . 296 I 



XIII. The Phases of the Moon. By Arthur Skarle .... 310 



XIV. Mean Right Ascensions of 133 Stars near the North Pole, \ 



observed in 1S82 and 1883, at the Field Memorial Observa- 

 tory of Williams College. By Truman Henry Safkord 321 

 XV. A New Theory of Cohesion applied to the Thermodynamics of 



Liquids and Solids. By Harold Whiting, A. M. . . 353 i 



1 

 Proceedings 4G7 i 



Memoirs : — J 



Ezi'a Abbot . , 



Calvin Ellis | 



Evangelinus A 



Stephen Alexa 



John Lawrenc 



George Engeli 



Arnold Guyot ^ 



Andrew Atkir 



William Augii i. 



J. Lawrence i j 



Joachim Barr.' 



Jean-Baptiste- i 



Oswald Heer < 



Fran^ois-Augi 



Sir Edward S: ' ' 



4 



Johann Fried) 

 Gabriel Gusta 

 Charles Adolp .. ^^^ 



List of the Fellows and Foreign Honorary Members . . 571 

 Index 579 



