About: http://webisa.webdatacommons.org/391166001

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	Preferably the sector plates 17 and 18 are made from transparent material such as transparent plastic so that the wire 12 may be observed in the slack loop device 10.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com