About: http://webisa.webdatacommons.org/201967399

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	All types of sources are discussed including manuscripts, artifacts, maps, church records, court records and military records.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com