About: http://webisa.webdatacommons.org/246265882

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	This material may also be used to perfect a vacuum-tight seal between the microscope 104 and top 184, if desired, or may simply be used to provide an additional or back up means for blocking out noise such as light.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com