About: http://webisa.webdatacommons.org/407695386

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	At different times, and in different places the medium of exchange might have been various species of live stock, copper ingots, stone axes, weights of grain or wine, or other objects.
http://www.w3.org/ns/prov#wasQuotedFrom	thecrimsonpirate.com