1743 COMMEMORATION 1898 
OF THE 
ONE HUNDRED AND FIFTIETH ANNIVERSARY 
OF THE FOUNDATION OF THE 
ave RICAN: PHILOSOPHICAL*SOCIETY 
HELD AT PHILADELPHIA 
FOR THE PROMOTION OF USEFUL KNOWLEDGE, 
May 22d to 26th; 1893." 
At a stated meeting of the Board of Officers and Council of 
the Society, held on the 13th of May, 1892, Mr. Henry Phil- 
lips, Jr., offered the following Preambles and Resolutions, 
which were adopted: 
Whereas, This Society did in the year 1848 celebrate the Centennial 
Anniversary of its foundation by a series of addresses, meetings, recep- 
tions, exercises, etc., upon the 25th, 26th, 27th, 28th, 29th and 30th days 
of May, the results of which were published in a special volume of 
over two hundred pages; and 
Whereas, We are approaching the Sesqui-Centennial Anniversary of 
the same auspicious event; therefore, be it 
Resolved, That the Society will celebrate the same in a worthy and 
becoming manner. 
