About: http://webisa.webdatacommons.org/139791346

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	Other items include early engraved surveys and plans of Philadelphia, Baltimore, Washington, and other cities.12
http://www.w3.org/ns/prov#wasQuotedFrom	nypl.org