About: http://webisa.webdatacommons.org/2732391

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	But back in the 1930s, '40s and '50s ??? even the 60s, flying was a big deal.
http://www.w3.org/ns/prov#wasQuotedFrom	typepad.com