About: http://webisa.webdatacommons.org/39298869

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	But not much had been done about Metallic arcs, so I told Arnold he???d better get busy and make up some samples of copper, iron and other metals, maybe get their characteristic curves and see what happened.
http://www.w3.org/ns/prov#wasQuotedFrom	aip.org