120 



20 - 



1941 



' ' ' ' 



la 20 22 24 2^ 28 30 , J 3 5 7 9 1 1 13 15 17 19 21 23 25 27 29 „l 3 5 7 9 II 13 15, 



OCTOBER 



NOVEMBER 



DECEMBER 



Trend in number of hunters per day on public shooting grounds of 

 the Illinois River valley region, 1941. 



1942 



■ 



}5 17 19 21 23 25 27 29 31,^ 2 4 6 8 10 12 14 1 6 18 20 22 24 26 28 30 ^ 2 4 



NOVEMBER 



5 8 10 12 14 16 18 20, 



DECEMBER 



OCTOBER 

 FIG. 13.— Trend In number of hunters per day on public shooting grounds of 





the Illinois River valley region, 1942. 



20 



