About: http://webisa.webdatacommons.org/445934268

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	Over time springs, counterbalancing weights, levers and beams were utilized to develop more sophisticated types of scales.
http://www.w3.org/ns/prov#wasQuotedFrom	isasc.org