About: http://webisa.webdatacommons.org/46794553

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 supplementary signs may be mounted on the post, such as the ???Do Not Stop on Tracks??? sign (R8-8) and the ???Number of Tracks??? sign (R15-2).
http://www.w3.org/ns/prov#wasQuotedFrom	dot.gov