822 PROCEEDINGS OP THE AMERICAN ACADEMY. 



The Corresponding Secretary read the following letters : — 

 From Professor Trelease, of St. Louis, giving an account of 

 the discharge of his duties as the representative of the Academy 

 at the celebration of the fiftieth anniversary of the Academy 

 of Science of St. Louis ; from Joseph H. Beale, Walter B. 

 Cannon, George F. Moore, and E. C. Jeffrey, accepting Resident 

 Fellowship ; from Wilhelm Ostwald, accepting Foreign Hono- 

 rary Membership; from F. W. Draper, resigning Fellowship; 

 from the Smithsonian Institution, announcing the death of its 

 Secretary, Samuel P. Langley. 



The Chair announced the following deaths : — 

 Professor James M. Peirce, Resident Fellow in Class I., Sec- 

 tion 1 ; Professor Nathaniel S. Shaler, Resident Fellow in 

 Class II., Section 1. 



The Corresponding Secretary moved and it was 

 Voted, That the request made by M. P. Porzild, for publica- 

 tions on Arctic nature and biology, be referred to the Library 

 Committee. 



A communication was given by Dr. Louis Bell on " Some 

 Modern Illuminants and the Mechanical Theory of Light." 



A communication was also given by Professor W. M. Davis 

 on " The Desirability of a General Annual Meeting of New 

 England Investigators." 



At the conclusion of Professor Davis's remarks it was 

 Voted, that the question of a General Annual Meeting of the 

 Academy and guests be referred to the Council. 

 The following paper was presented by title : — 

 " On a simple Device for Measuring the Deflections of a 

 Mirror Galvanometer." By B. O. Peirce. 



Nine hundred and sixty-sixth Meeting. 



May 9, 1906. — Annual Meeting. 



The Academy met at its house, Newbury Street. 



The President in the chair. 



There were present twenty-six Fellows. 



The Corresponding Secretary read a communication from the 



