About: http://webisa.webdatacommons.org/39951822

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	Tour of Cardinal Float Glass Plant in Portage, Wis. ??? watch the process of sand, limestone and other materials as they become glass for windows and doors
http://www.w3.org/ns/prov#wasQuotedFrom	kolbe-kolbe.com