About: http://webisa.webdatacommons.org/271725970

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Running water, one of the natural resources required for the production of iron, was often harnessed behind dams, which produced the water power to operate giant water wheels, which powered the bellows.
http://www.w3.org/ns/prov#wasQuotedFrom	greencastlemuseum.org