IOWA 



3039 



IOWA 



DENSITY OF POPULATION PER SQUARE 



'" >45 0288045 to 90 IQQ^andover, 

 3m =!n 



Iowa State Teachers' Col lege 

 Administration Building, 



Iowa State College of Agriculture and 



Mechanic Arts, Central Building. 

 Ames. 



1910 10 20 30 4) 



1900 ^ 



Soldiers and Sailors" 



Monument , Des Moines 



1890 

 1880 

 1870 

 I860 

 1850 

 1840 



Density of Population 

 per square mile 



IOWA 



urn 



Religions 



Q^. J. 



3D 



CENTER OF POPULATION 



