About: http://webisa.webdatacommons.org/105953183

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	However, cameras were a relatively niche and expensive technology in 1970, and the popularity of cameras and film increased significantly in the period referred to, which brought with it a large increase in demand for film processing.
http://www.w3.org/ns/prov#wasQuotedFrom	gmatclub.com