About: http://webisa.webdatacommons.org/155289921

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	These large trees averaged about twenty to the acre, and about forty acres per mile had to be cleared of all vegetation, so that this task in itself was a big one.
http://www.w3.org/ns/prov#wasQuotedFrom	railfan.net