About: http://webisa.webdatacommons.org/313291501

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	The backing is a plate of solid highly polished brass smoothly attached to the edge of the dome.
http://www.w3.org/ns/prov#wasQuotedFrom	artfire.com