About: http://webisa.webdatacommons.org/166662071

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	When Main Street is a State Highway, Maryland State Highway Administration: http://www.sha.maryland.gov/ohd/MainStreet.pdf
http://www.w3.org/ns/prov#wasQuotedFrom	dot.gov