528 PROCEEDINGS OF THE AMERICAN ACADEMY. 



The Chair announced the following deaths : — 



Charles F. Folsom, Resident Fellow, of Class II, Section 4 ; 

 H. C. Vogel, Foreign Honorary Member of Class I, Section 1 ; 

 and of Henry G. Denny, a former Resident Fellow. 



On the recommendation of Professor Webster, it was 



Voted, That an unexpended balance of $93.46 from the in- 

 come of the Rumford Fund, returned by Professor Edwin H. 

 Hall, be reappropriated to the use of the Rumford Committee. 



The following gentlemen were elected Resident Fellows of 

 the x\cademy : — 



James Flack Norris, of Boston, in Class I, Section 3 (Chem- 

 istry). 



William Hultz Walker, of Newton, in Class I, Section 3 

 (Chemistry). 



Mr. A. T. Thompson showed the use of his reflectoscope in 

 projecting photographs and opaque objects upon the screen. 



On motion of tlie Recording Secretary, it was 



Voted, That the thanks of the Academy be tendered to ^Nlr. 

 Thompson for his interesting exhibition of the I'eflectoscope. 



Dr. Theodore Lyman gave a paper entitled " The Absorp- 

 tion of the Air for Light of very Short Wave Lengths." 



The following paper was presented by title : — 



"Difference in Wave Lengths of Titanium XX 3900 and 3913 

 in Arc and Spaik," By Norton A. Kent and Alfred H. Avery. 

 Presented by John Trowbridge. 



Nine hundred seventy-sixth Meeting. 



November 13, 1907. 



Vice-President Walcott in the chair. 



There were present twenty-seven Fellows. 



The following letters were read : — 



From Wm. H. Walker, accepting Fellowship ; from Dr. G. 

 Hellman, aimouncing his appointment as Director of the Kun. 

 Preuss. Meteorologisches Institute of Berlin ; from the Verein 

 fiir Naturwissenschaft in Bi'aunschweig, announcing the death 

 of Professor Dr. Rudolf Blasius. 



The Chair announced the following deaths: — 



Edward G. Gardiner, Resident Fellow in Class II, Section 8. 



