About: http://webisa.webdatacommons.org/392794565

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	doing such work as refacing valve seats and heads; mills, turns, and shapes
http://www.w3.org/ns/prov#wasQuotedFrom	ibiblio.org