400 PROCEEDIXGS OF THE AMERICAN ACADEMY. 



was 35,700. 537 volumes have been added, making the number 

 now on the shelves 36,237. This includes 19 purchased from the 

 income of the General Fund, 10 from that of the Rumford Fund, and 

 508 received by gift or exchange. The pamphlets added during the 

 year number 123. 



The expenses charged to the Library during the financial year are: — 



Salaries $2,300.00 



Binding: — 



General Fund 252 . 55 



Rumford Fund 29.05 



Purchase of periodicals and books : — 



General Fund 171.15 



Rumford Fund 78.09 



Miscellaneous 119.25 



Total $2,950.09 



A. G. Webster, Librarian. 

 May 14, 1919 



Report of the Rumford Committee. 



The Rumford Committee respectfully reports as follows: — 



The Committee met on November 13, 1918, and elected Charles R. 

 Cross, Chairman, and Arthur G. Webster, Secretary. 



During the past year grants in aid of research hare been made as 

 ollows : — 



November 13, 1918. To Professor I{. C. (iil)bs for the con- 

 tinuance of his iuA'estigation on the absorption of organic and 

 silver solutions for ultra-violet and infra-red rays (atlditional) S250 



To Dr. Louis T. E. Thompson in aid of his research on the 

 development of a gun sight with two magnifications, for nj)])!!- 

 cation to anti-aircraft guns $250 



January 9, 1919. To Professor H. M. Randall, in aid of his 

 research on the infra-refl spectrum (additional) $200 



To Professor Alpheus W. Smith in aid of his investigations on 



