The Birds 



EASTERN NORTH AMERICA 



PART II. 



LAND BIRDS 



KEY TO THE FAMILIES AND SPECIES 



BY 



CHARLES B. CORY 



Curator of Department of Ornithology in the Field Columbian Museum 



Sf=»B01KL. EDITION 



PBINTKl) FOR THK 



FIELD COLUMBIAN MUSEUM 



CHICAGO, ELL. 



1899 



