<http://webisa.webdatacommons.org/21987405>	<http://www.w3.org/ns/prov#value>	"Whenever he went to downtown Chicago, as he frequently did to buy hardware and other materials, he almost always stopped by second-hand book counters." .
<http://webisa.webdatacommons.org/21987405>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/58693327>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/21987405> .
<http://webisa.webdatacommons.org/21987405>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nap.edu> .