About: http://webisa.webdatacommons.org/394287080

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Unions were especially useful when towns developed around companies ??? that is, when people had very few options as they searched for jobs.
http://www.w3.org/ns/prov#wasQuotedFrom	yale.edu