About: http://webisa.webdatacommons.org/312547305

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 letter was a love letter, appropiately enough.One of the rarest stamps in the world, the Blue Boy sold for $1 million in 1981 and is estimated to be worth many times that now.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com