452 PROCEEDINGS OF THE AMERICAN ACADEMY. 



Purchase of periodicals and books : — 



General Fund 760.93 



RumfordFund 221.62 



Miscellaneous 2 . 10 



$5,313.21 



Arthur G. Webster, Librarian. 

 May 10, 1922. 



Report of the Rumford Committee. 



The Committee met on October 19, 1921. Professor Charles R. 

 Cross expressed himself as unwilling to be a candidate for re-election 

 to the Chairmanship, the matter of organization was therefore post- 

 poned. 



Professor Cross died on November 16, 1921. 



At a meeting held December 14, 1921, Theodore Lyman was elected 

 Chairman and Arthur G. Webster, Secretary. 



The following grants in aid of researches in light or heat have been 

 made during the academic year 1921-22: 



October 19, 1921. To Professor Norton A. Kent, of Boston 

 University, for the purchase of a Lummer Plate; Additional to 

 former appropriation (235) $500 



To Professor Harvey N. Davis, of Harvard University, in aid 

 of his researches on the Improvement of the Design of Liquid 

 Air Machinery (236) 300 



April 12, 1922. To Professor Percy W. Bridgman, of Har- 

 vard LTniversity, for the continuation of his researches on the 

 Thermal and Optical Properties of Matter under High Pres- 

 sure; Additional to former appropriation (237) 500 



To Professor Frederick A. Saunders, of Harvard University, 

 in aid of his Spectroscopic Researches; Additional to former 

 appropriation (238) 150 



To Professor William Duane, Harvard University, for an 

 Investigation on the Heat Energy of Electrons (239) . . . 300 



Reports of progress in their respective researches have been received 

 from the following persons: R. T. Birge, P. W. Bridgman, W. W. 



