About: http://webisa.webdatacommons.org/229010949

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	Page records for the 800 pages of the two volumes, noting the source of all images, including photographic prints and negatives,
http://www.w3.org/ns/prov#wasQuotedFrom	cdlib.org