About: http://webisa.webdatacommons.org/223973899

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	What process did they use to find out if the lead was a valuable, low-alpha variety?
http://www.w3.org/ns/prov#wasQuotedFrom	tinfoilzombie.com