About: http://webisa.webdatacommons.org/383901418

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 a good chance that much of the correspondence discussing matters with Indian nations would have also concerned slaves)
http://www.w3.org/ns/prov#wasQuotedFrom	archives.gov