About: http://webisa.webdatacommons.org/176293404

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	Most coin dealers, auction houses and online auctions such as eBay will have them.All silver coin proof sets have been struck especially for collectors and have a limited mintage so usually wind up being rare to some degree.
http://www.w3.org/ns/prov#wasQuotedFrom	goldprice.org