TREND IN MASSACHUSETTS INDUSTRIES 



15 



Trend in Population, Industrial Establishments, and Wage Earners, 1837 - 1933 



1895 = 100 



Belmont. The population has 

 been increasing rapidly, but the num- 

 ber of industrial employees has de- 

 clined since 1920. 



65 IE 85 95 05 10 20 27 33 



Braintree. The number of em- 

 ployees shows an upward trend until 

 1920 with a decline thereafter, while 20 o 

 the population continued to increase 

 throughout the period. 



31 45 35 65 75 85 95 05 



O 21 33 



Brookline. As in other urbanized 

 towns population has increased rapid- 

 ly, while the number of establish- 

 ments and employees has shown a 

 downward tendency since 1895. 



31 45 55 65 15 85 95 OS 10 to 21 33 



