About: http://webisa.webdatacommons.org/324009732

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	+* Steel is used in components such as the gears, shoeplate, '''Improvements/Design Changes''' '''Improvements/Design Changes'''
http://www.w3.org/ns/prov#wasQuotedFrom	drexel.edu