About: http://webisa.webdatacommons.org/194233782

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	I am not going to bother researching the years or chronology (some of these might have been early 1980s rather than 1970s), but here are a few memories:
http://www.w3.org/ns/prov#wasQuotedFrom	typepad.com