About: http://webisa.webdatacommons.org/443216126

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	Many of the documents, particularly letters and annual reports, are duplicates of documents in other series.
http://www.w3.org/ns/prov#wasQuotedFrom	ancestry.com