About: http://webisa.webdatacommons.org/422739416

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	While the metric system is based on relative abstraction, earlier concrete systems of measure- ment were based on observation of the human hand and other parts of the human body.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com