<http://webisa.webdatacommons.org/prov/456699482>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/138981724> .
<http://webisa.webdatacommons.org/138981724>	<http://www.w3.org/ns/prov#value>	"price lists, and other material." .
<http://webisa.webdatacommons.org/138981724>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/138981724>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<cdlib.org> .