G14 PROCEEDINGS OF THE AMERICAN ACADEMY. 



Brace, in aid of an investigation of double refraction in gases in 

 an electric field. 



The following gentlemen were elected members of the 

 Academy: — 



Edward Stevens Sheldon, of Cambridge, to be a Resident Fel- 

 low in Class III., Section 2 (Philology and Archaeology). 



Herbert Weir Smyth, of Cambridge, to be a Resident Fellow 

 in Class III., Section 2 (Philology and Archaeology). 



Eugene Woldemar Hilgard, of Berkeley, Cal., to be an Asso- 

 ciate Fellow in Class I., Section 3 (Chemistry), in place of the 

 late Ogden N. Rood. 



James Duncan Hague, of New York, to be an Associate Fel- 

 low in Class I., Section 4 (Technology and Engineering), in 

 place of the late George S. Morison. 



Israel Cook Russell, of Ann Arbor, to be an Associate Fellow 

 in Class II., Section 1 (Geology, Mineralogy, and Physics of the 

 Globe), in place of the late Joseph Le Conte. 



Abraham Jacobi, of New York, to be an Associate Fellow in 

 Class II., Section 4 (Medicine and Surgery), in place of the late 

 J. W. Powell. 



Theophil Mitchell Prudden, of New York, to be an Asso- 

 ciate Fellow in Class II., Section 4 (Medicine and Surgery), in 

 place of the late J. P. Lesley. 



Felix Klein, of Gottingen, to be a Foreign Honorary Member 

 in Class I., Section 1 (Mathematics and Astronomy), in place of 

 the late Luigi Cremona. 



Adolf Harnack, of Berlin, to be a Foreign Honorary Member 

 in Class III., Section 3 (Political Economy and History), in place 

 of the late Theodor Mommsen. 



Pasquale Villari,of Florence, to be a Foreign Honorary Mem- 

 ber in Class III,, Section 3 (Political Economy and History), in 

 place of the late William Edw r ard Hartpole Lecky. 



Marie Louis Gaston Boissier, of Paris, to be a Foreign Hono- 

 rary Member in Class III., Section 4 (Literature and the Fine 

 Arts), in place of the late Gaston Bruno Paulin Paris. 



The following communication was given by Colonel W. R. 

 Livermore : 



