RECORDS OF MEETINGS. 619 



Oct. 14, 1903. Three hundred dollars to Professor W. J. Humphreys 

 of the University of Virginia, in aid of his research on the shift of spectral 

 lines due to pressuie. 



Oct. 14, 1903. Two hundred and fifty dollars to Professor N. A. Kent 

 of Wahash College, in aid of his research on the circuit conditions in- 

 liuencing electric spark Hues. 



Jan. 13, 1904. Two hundred dollars to Mr. J. A. Dunne of Harvard 

 College Observatory, in aid of his research on fluctuations in solar 

 activity as evinced by changes in the difference between maximum and 

 minimum temperatures. 



Jan. 13, 1904. Two hundred dollars to Professor Carl Barus of 

 Brown University, in aid of his research on the study by an optical 

 method of radio-actively produced condensation nuclei. 



At the meeting of Nov. 11, 1903, it was voted to request the Academy 

 to appropriate the sum of five hundred dollars from the income of the 

 Rumford Fund to Professor Edward W. Morlev of Adelbert College, 

 in aid of his research on the nature and effects of ether drift ; and at 

 the meeting of Feb. 10, 1904, it was voted to request the Academy to 

 appropriate from the same a sum not exceeding two hundred dollars 

 to Professor Dewitt B. Brace of the University of Nebraska, in aid of 

 his investigation on double refraction in gases in an electrical field. 



The Academy granted the sums of five hundred dollars and two hundred 

 dollars to the respective applicants as recommended by the Committee. 



At the meeting of April 13, 1904, it was voted to appoint a sub- 

 committee consisting of Professor Webster, Mr. Leavitt, and Professor 

 Thomson to report upon the desirability of a new determination of the 

 specific heat of super-heated steam. 



At the same meeting the following votes wefe passed : 



1. To request the Academy to appropriate the sum of one thousand 

 dollars from the income of the Rumford Fund for the immediate needs 

 of the Committee in furtherance of research. 



2. To request the Academy to appropriate from the income of the 

 Rumford Fund the sum of one hundred and fifty dollars for the purchase 

 and binding of the usual periodicals. 



3. To recommend to the Academy to appropriate from the income of 

 the Rumford Fund the sum of fifty dollars for the purchase of books 

 relatiuoj to light and heat. 



At the meeting of Feb. 10 it was voted unanimously for the first 

 time, and at the meeting of April 13 for the second time, to recommend 

 to the Academy the award of the Rumford Premium to Professor 



