STATE OF ILLINOIS 
DEPARTMENT OF REGISTRATION AND EDUCATION 
DIVISION OF THE 
NATURAL HISTORY SURVEY 
STEPHEN A. FORBES, Chief 
Vol. XIV. BULLETIN Article I. 
Hide ORCHARD BIRDS OF AN 
ILLINOIS SUMMER 
BY 
STEPHEN A. FORBES 
and 
ALFRED O. GROSS, 
PRINTED BY AUTHORITY OF THE STATE OF ILLINOIS 
URBANA, ILLINOIS 
June, 1921 
