About: http://webisa.webdatacommons.org/174636704

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	Also, steel was an expensive commodity so all early locomotives were made of weaker wrought or cast iron.
http://www.w3.org/ns/prov#wasQuotedFrom	jrtr.net