About: http://webisa.webdatacommons.org/437441644

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	A thin coating 26 of conductive material, such as aluminum, for example, may be disposed on the inner surface of imaging screen 22 and on the inner cylindrical surface of larger diameter portion 18 of envelope 12.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com