TREND IN MASSACHUSETTS INDUSTRIES 

 STATISTICS FOR INDUSTRIES 



29 



In the following charts a summary is presented covering the period from 

 1913 to 1933 indicating for all industries in Massachusetts the number of 

 establishments, the wages paid during the year, the average number of wage- 

 earners, the value of products, and the value added by manufacture. 



Principal Data for the Leading Manufacturing Industries of Massachusetts 

 ALL INDUSTRIES, 1913 - 1933 



ESTABLISHriENTS 



13 13 n 12> 21 23 25 2T 29 31 33 



