About: http://webisa.webdatacommons.org/187546459

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	Note that this is a very condensed summary of points mainly relating to photographs, and the book is an essential purchase for the full story and context.
http://www.w3.org/ns/prov#wasQuotedFrom	upenn.edu