24 



DIAGKAM I. 



Southern Illinois, 191 Towns, 1887. Average Acreage in Wheat corre- 

 sponding to Grades of Injury to all Crops. 





u 



1 





0 



4- 



O 



/• 



0 



7 





rU 



11 

 11 



19 1 

 1^ 1 



Q 14 



1 ^ 



10 



1 A 

 10 



1 / 







OA 



ovvu 









































A AAA 









































>f Q A A 









































A TAn 



470U 

















r 

























4600 















f 



























4500 









































A A AA 



44UU 









































A o r%r\ 



4oOO 









































4200 









































A 1 f\f\ 









































A f\nn 









































o y uvj 

















































































o / yjyj 









































oouu 

















































































Q/1 An 









































OOUVJ 

























-ft-- 









































M 

















0 1 LIU 





























> 



k: 











3000 









































2900 

































V 









2800 



















i 























2700 



















f- 























2600 









































2500 









































2400 









































2300j 







































2200 









































'2100 









































2000 









































