About: http://webisa.webdatacommons.org/132244433

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	The California State Library, for example, holds approximately 640,000 index cards covering 1.2 million items from such sources as newspapers, manuscripts, periodicals, and county histories in the California Information File.
http://www.w3.org/ns/prov#wasQuotedFrom	ancestry.co.uk