About: http://webisa.webdatacommons.org/425013672

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	Mr. W. has been engaged in the low country trade for twelve years, more than half of each year, principally on the Mississippi, and its tributary streams in the south-western slave states.
http://www.w3.org/ns/prov#wasQuotedFrom	unc.edu