MEMOIR 



JOHN WILLIAM DRAPER. 



1811-1882. 



GEORGE F. BAKKKR. 



KKAD HKFOIIK THK NATIONAL ACADK.MY, APRIL 21, 1880. 



340 



LIBRARY OF THE 



USITEESITT of CALHOJIIII. 



LICK OB8ERVATRY 



