About: http://webisa.webdatacommons.org/200441933

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	There is now impressive evidence that the economic importance of slavery increased in the nineteenth century along with the soaring global demand for such consumer goods as sugar, coffee, tobacco, and cotton textiles.
http://www.w3.org/ns/prov#wasQuotedFrom	nybooks.com