80" 



10 6 6 10 15 20 



POPULATION MAP 



100 HP W X> MM 



REFERENCE 



Density of Population 



to the square mile. 



Under 1C inhabitants 

 lti-3'J 



32-64 

 64-128 

 128-256 

 25G-512 



Towns with over 

 100,000 inhabitants. 



