About: http://webisa.webdatacommons.org/18243813

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	Bear in mind that this was 1961 and twenty bucks was a good chunk of change.
http://www.w3.org/ns/prov#wasQuotedFrom	sailnet.com