About: http://webisa.webdatacommons.org/434628612

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	Body-angle calibration system 406 corrects for accumulated error in orientation due to such factors as drift and precession of base 14.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com