About: http://webisa.webdatacommons.org/387113762

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	Much of the evidence, particularly of violence, was gained from the files of Negro newspapers, from the labor press, from the annual reports of Negro societies and established Negro year books.
http://www.w3.org/ns/prov#wasQuotedFrom	usprisonculture.com