About: http://webisa.webdatacommons.org/345625038

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	correspondence, photographs, deeds, ephemera, maps, and other documents, relate to various people, families, organizations,
http://www.w3.org/ns/prov#wasQuotedFrom	upenn.edu