About: http://webisa.webdatacommons.org/296354307

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	Source files contain printed material and photographs relating to topics depicted by Shahn in his artwork such as children, dams, farming, houses, industry, mines and miners, slums, war and workers.
http://www.w3.org/ns/prov#wasQuotedFrom	si.edu