Abstract of History. 



XV 



Charles V. Riley, Francis E. Nipher, Henry S. Pritchett, 

 John Green, Melvin L. Gray, Edmuncl A. Engler, Robert 

 Moore, and Henry W. Eliot. 



MEETINGS . 



The regular meetings of the Academy are held at its rooms, 

 1600 Locust Street, at 8 o'clock, on the first and third Mon- 

 day evenings of each month, a recess being taken between 

 the meetino; on the first Monday in June and the meeting on 

 the third Monday in October. These meetings, to which 

 interested persons are always welcome, are devoted in part to 

 the reading of technical papers designed for publication in 

 the Academy's Transactions, and in part to the presentation 

 of more popular abstracts of recent investigation or progress. 

 From time to time public lectures, calculated to interest a 

 larger audience, are provided for in some suitable hall. 



The following dates for regular meetings for the year 1903 

 have been fixed by the Council: — 



LIBRAEY. 



After its organization, the Academy met in Pope's Medical 

 College, where a creditable beginning had been made toward 

 the formation of a museum and library, until May, 1869, 

 when the building and museum were destroyed by fire, the 

 library being saved. The hbrary now contains 14,491 books 

 and 11,017 pamphlets, and is open during certain hours of 

 the day for consultation by members and persons engaged in 

 scientific work. 



PUBLICATIONS AND EXCHANGES. 



Twelve thick octavo volumes of Transactions have been 

 published since the organization of the Academy, and widely 



