About: http://webisa.webdatacommons.org/194720238

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	Not everything gets perfectly documented, especially 50 years ago. and I am just pointing out that this did happen in this case 51 yrs ago.
http://www.w3.org/ns/prov#wasQuotedFrom	abovetopsecret.com