STATE OF ILLINOIS 
Adlai E. Stevenson, Governor 
DEPARTMENT OF REGISTRATION AND EDUCATION 
C. Hobart Engle, Director 
LEAD POISONING IN WILD WATERFOWL 
James S. Jordan and Frank C. Bellrose 
Biological Notes No. 26 
Printed by Authority of the State of Illinois 
NATURAL HISTORY SURVEY DIVISION 
Harlow B. Mills, Chief 
Urbana, Illinois December, 1951 
