About: http://webisa.webdatacommons.org/452710944

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	halves, but I can find no concentric or other Markings on the polished cut sur&ces.
http://www.w3.org/ns/prov#wasQuotedFrom	archive.org