About: http://webisa.webdatacommons.org/178424607

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	Photographs of sailing ships engaged in fishing, salmon, lumber, grain, coal trades from west coast ports such as San Francisco, Portland, Seattle.
http://www.w3.org/ns/prov#wasQuotedFrom	tdl.org