About: http://webisa.webdatacommons.org/127856271

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	It had a detailed representation of the history, technical procedures, equipment, cameras, processes, and many examples of work by famous and lesser known photographers.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com