<http://webisa.webdatacommons.org/prov/74959282>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/21010616> .
<http://webisa.webdatacommons.org/21010616>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/21010616>	<http://www.w3.org/ns/prov#value>	"The 19th Century was a time of tremendous social and economic flux." .
<http://webisa.webdatacommons.org/21010616>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<walternelson.com> .