About: http://webisa.webdatacommons.org/14306829

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 papers consist mainly of bills, receipts and other commercial paper for books bought and sold while in Leyden and later in Philadelphia.
http://www.w3.org/ns/prov#wasQuotedFrom	hsp.org