Manufactura de sueters.  Manufacture of sweaters...19- 

 - [San Juan, P. R.]  División de Análisis de Salarios y Estudios Ocupacionales  19- 
 - v.  tables. 
<br/><br/> Part of text in English. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clothing workers--Illinois.<br/>Wages--Clothing workers.