About: http://webisa.webdatacommons.org/230089853

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	The shell is a 30'' double sided sign which I believe is a little more rare then the others.
http://www.w3.org/ns/prov#wasQuotedFrom	collectorsweekly.com