About: http://webisa.webdatacommons.org/202939938

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	Note that these photos he is selling were signed officially for the Flight Test Historical Foundation, so authenticity is a given.
http://www.w3.org/ns/prov#wasQuotedFrom	collectspace.com