<http://webisa.webdatacommons.org/prov/284384578>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/10923427> .
<http://webisa.webdatacommons.org/10923427>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<ucar.edu> .
<http://webisa.webdatacommons.org/10923427>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/10923427>	<http://www.w3.org/ns/prov#value>	"Material types in the collection include correspondence and memoranda, presentations, and other materials." .