About: http://webisa.webdatacommons.org/16110414

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	This stronger iron, known as wrought iron, could be forged into shapes, such as horseshoes, or sent through a rolling or slitting mill to make plates, bars, or nail rods.
http://www.w3.org/ns/prov#wasQuotedFrom	state.pa.us