About: http://webisa.webdatacommons.org/241070047

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	But at one time, the expansion of the Post Office was a big part of the American push across the west.
http://www.w3.org/ns/prov#wasQuotedFrom	greatergreaterwashington.org