About: http://webisa.webdatacommons.org/157253402

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	Its creator, Joseph Nic??phore Ni??pce, was a well-to-do amateur scientist and inventor whose family estate, Le Gras, near Chalon-sur-Sa??ne was in financial decline following the upheaval of French Revolution.
http://www.w3.org/ns/prov#wasQuotedFrom	photohistories.com