RECORDS OF MEETINGS. 697 



on the thermodynamical properties of chemical substances in- 

 volved in chemical reactions. 



Voted, To appropriate three hundred dollars ($300), from 

 the income of the Rumford Fund to George E. Hale, of the 

 Yerkes Observatory, for the purchase of a Rowland concave 

 grating to be used in the photographic study of the spectra of 

 the brightest stars. 



On the motion of E. L. Mark, with the written approval of 

 the Committee of Finance, it was 



Voted, To appropriate from the income of the General Fund 

 two hundred and fifty dollars ($250) for publishing. 



The following papers were read : — 



" Account of some Lunar phenomena." By N. S. Shaler. 



"Some Recent Studies on Immunity." By W. T. Council- 

 man. 



The following papers were presented by title : — 



" Mendel's Law of Heredity." By W. E. Castle. 



" Synopsis of the Genus Lonicera." By Alfred Rehder. 

 Presented by E. L. Mark. 



" On the Temperature Coefficient of Chilled and Seasoned 

 Cast h'on Magnets." By B. O. Feirce. 



Nine hnnclretl and thirty-seventh Meeting. 



February 11, 1903. — Adjourned Stated Meeting. 



Vice-President Walcott in the chair. 



The Chair announced the following deaths : — 



Morrill Wyman, of Class I., Section 4 ; James Elliot Cabot, 

 of Class IH., Section 4, Resident Fellows. 



Sir George Gabriel Stokes, Baronet, of Class I., Section 2, 

 Foreign Honorary Member. 



Harold C. Ernst lead a paper entitled, "A New Method of 

 Stating Ehrlich's Theory of Immunity." 



The following paper was presented by title : — 



" Diffusion, Supersatnration, aiid the Metastable Limit." By 

 Haiiy W. Morse and George \V. Fierce. Presented by John 

 Trowbridge. 



