About: http://webisa.webdatacommons.org/184487341

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	Update: here is some more photos and a claim that the field developed version is a copy of an existing prototype.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com