About: http://webisa.webdatacommons.org/328273759

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	Or, put differently, there is no conceivable way of pinning this number down because books are too important and too ancient to be capable of anything except arbitrary definitions.
http://www.w3.org/ns/prov#wasQuotedFrom	harvard.edu