About: http://webisa.webdatacommons.org/421803125

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	In addition to U.S. Federal census data (1790-1930), HeritageQuest Online includes over 20,000 family and local history books and over 250 primary source documents such as tax lists, city directories, and probate records.
http://www.w3.org/ns/prov#wasQuotedFrom	prcity.com