60,000.000 



10.000.000 

 6.000.000 



NEW YORK 



FRANCISCO 

 HINGTON D.C. 

 STON 

 NTA 

 I 

 T3RLEANS 



60,000 



10,000 

 6,000 



1800 1820 1840 1880 1880 1900 1820 1940 1980 



YEARS 



Figure 43. Population growth of major cities of the United States, 1790- 

 1970 (from Lewis 1976). 



98 



