About: http://webisa.webdatacommons.org/68464010

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	Also applied to thin layers of metal or other material used to true up a bed plate or machine or inserted in bearings to permit adjustment after wear of the bearing.
http://www.w3.org/ns/prov#wasQuotedFrom	ibiblio.org