PROCEEDINGS 



OF THE 



AMERICAN ACADEMY 



OF 



ARTS AND SCIENCES. 



NEAV SERIES. 

 Vol. XX. 



WHOLE SERIES. 

 Vol. XXVIII. 



from may, 1892, to may, 1893. 



SELECTED FROM THE RECORDS. 



BOSTON: 

 UNIVERSITY PRESS: JOHN WILSON AND SON. 



1893. 



