About: http://webisa.webdatacommons.org/120707141

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	Included is a draft letter in Edison???s hand to the Brooklyn Eagle, along with clippings from the New York Times, New York Herald, and other newspapers.
http://www.w3.org/ns/prov#wasQuotedFrom	rutgers.edu