About: http://webisa.webdatacommons.org/23078528

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	This suggests exchange of labor ??? we see groups who appeared to specialize in making certain types of tools and exchanging with neighbors for their own reasons.
http://www.w3.org/ns/prov#wasQuotedFrom	ethanzuckerman.com