About: http://webisa.webdatacommons.org/196503472

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	Included are church and county courthouse records, deeds, marriages, rent rolls, wills, land records, tombstone inscriptions, censuses, directories, and other data sources.
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.com