346 PROCEEDINGS OF THE AMERICAN ACADEMY 



lows ; Daniel Cady Eaton, William Wetmore Stoiy, Associate 

 Fellows; and Thomas Henry Huxley, Louis Pasteur, Sven 

 Ludwig Loven, and Carl Friedrich Wilhelm Ludwig, Foreign 

 Honorary Members. 



The Corresponding Secretary presented the following 

 letters : from the International Catalogue Committee of the 

 Royal Society of London ; from the Royal Society of New- 

 South Wales, announcing the conditions of competition for 

 its medal ; from the Royal Academy of Sciences of Turin, 

 announcing the death of its Secretary, Giuseppe Basso ; from 

 the family of Etienne Leopold Trouvelot, announcing his 

 death ; and from the Physico-economical Society of Konigs- 

 berg, announcing the death of its Honorary President, Franz 

 Ernst Neumann. 



The following gentlemen were elected members of the 

 Academy : — 



Paul Sebastian Yendell, of Dorchester, to be a Resident 

 P^'ellow in Class L, Section 1 (Mathematics and Astronomy). 



Hammond Vinton Hayes, of Cambridge, to be a Resident 

 Fellow in Class I., Section 2 (Physics). 



Benjamin Kendall Emerson, of Amherst, to be a Resident 

 Fellow in Class H., Section 1 (Geology, Mineralogy, and 

 Physics of the Globe). 



Marie Alfred Cornu, of Paris, to be a Foreign Honorary 

 Member in Class I., Section 2 (Physics), in place of the late 

 Hermann Ludwig Ferdinand von Helmholtz. 



Jacobus Henricus van't Hoff, of Amsterdam, to be a For- 

 eign Honorary Member in Class I., Section 3 (Chemistry), 

 in place of the late Jean Charles Galissard de Marignac. 



John Trowbridge exhibited and read extracts from a col- 

 lection of letters written by Count Rumford to Marc Auguste 

 Pictet, and presented to the Academy by Jules Marcou, who 

 obtained them from the late Auguste de la Rive. It was 

 thereupon 



Voted, That the thanks of the Academy be tendered to 

 Jules Marcou for his valuable gift. 



Voted, That the letters be referred to the Rumford Com- 

 mittee and the Committee of Publication. 



