About: http://webisa.webdatacommons.org/148674702

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	Heretofore various devices have been used for this purpose, such as strips of cloth or rubber secured to the frame by tacks or cemeutror corner-pieces of rubber molded to fit thecorner of the frame and secured in place by various means.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com