About: http://webisa.webdatacommons.org/276277835

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	When used, wooden molds were often lined with clay, coal, pitch, and other materials to try to extend the life.
http://www.w3.org/ns/prov#wasQuotedFrom	sha.org