About: http://webisa.webdatacommons.org/117367779

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 layers may be attached to one another using an adhesive, they may be held in place using clamps, clips or other suitable mechanical means, or they may be placed together in a frame or bracket that holds the layers together.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com