About: http://webisa.webdatacommons.org/314538331

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	An astrolabe is an astronomical instrument that enables the user to determine the time during the day with the help of the sun, and at night with the help of the stars.
http://www.w3.org/ns/prov#wasQuotedFrom	britishmuseum.org