About: http://webisa.webdatacommons.org/151835565

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	Union catalogs were first devised well before the Web, when libraries mainly traded information just among themselves.
http://www.w3.org/ns/prov#wasQuotedFrom	everybodyslibraries.com