About: http://webisa.webdatacommons.org/140863321

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	Files typically contain correspondence, sales receipts, printed materials, exhibition catalogs and announcements, commission information, photographs, slides, and other materials.
http://www.w3.org/ns/prov#wasQuotedFrom	si.edu