Map I 
STEPHENSON |WINNEBAGO |BOONE 
+00 tn 
x foe 
x 
(61481—500—1-27) <2 






PRAIRIE CHICKEN MAP 

Game Survey of Illinois 
Aldo Leopold, May 1, 1929 
/ROQUQ!§ 
VERMIL/ON 
CHAMPAIGN 
% \ 
DOUGLA 






ong | x é 
x Remnants of chickens | r° EFI GWM —TTSPER 
(number) ta x 
ay Remnant exterminated 4 ae pene = 
( year) x eral 
” 




AYNE 
WAYN. o 
ae an | 
RANDOLPH | PERRY NANTON 
it FRANKLIN 
WILLIAMSON] SAL/NE 
JOHNSON 



U 


