About: http://webisa.webdatacommons.org/55765079

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	During this period, sheet steel was challenging cast iron, being utilized in a variety of applications, including ceilings and walls of buildings.
http://www.w3.org/ns/prov#wasQuotedFrom	autos.ca