About: http://webisa.webdatacommons.org/7798020

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 base providing attachment zones for receiving philatelic materials such as stamps, while the transparent cover includes further related indicia, whereby, the base and cover in combination provide the display system.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com