<http://webisa.webdatacommons.org/prov/195423726>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/152074427> .
<http://webisa.webdatacommons.org/152074427>	<http://www.w3.org/ns/prov#value>	"It involved building a dam six feet high and three hundred feet long, as well as a flume and other supporting works." .
<http://webisa.webdatacommons.org/152074427>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/152074427>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<americanheritage.com> .