American Philosophical Society 



General Meeting— April 18-20, 1918 



The Annual General Meeting of The American Philo- 

 sophical Society will be held on April i8th, 19th, and 

 20th, I9i;8, beginning at 2 P. M. on Thursday, April i8th. 



Members are requested to send to the Secretaries, at 

 as early a date as practicable and before March 9, 1918, 

 the titles of papers which they intend to present so that 

 they may be announced in the preliminary programme 

 which will be issued immediately after that date and 

 which will give in detail the arrangements for the Meet- 

 ing. It is understood that papers oflFered are original con- 

 tributions which have not been theretofore presented. 



The Publication Committee, under the rules of the 

 Society, will arrange for the immediate publication of 

 the papers presented in either the Proceedings or the 

 Transactions, as may be designated. 



I. MINIS HAYS 

 ARTHUR W. GOODSPEED 

 HARRY F. KELLER 

 BRADLEY MOORE DAVIS 



Secretaries 



Members who have not as yet sent their photographs to the Society will 

 confer a favor by so doing; cabinet size preferred. 



It is requested that all correspondence be addressed 

 To THE Secretaries of the 



AMERICAN PHILOSOPHICAL SOCIETY 

 104 South Fifth Street 



Philadelphia, U S. A. 



