About: http://webisa.webdatacommons.org/192235490

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	However, manual rotation of the mirror with a knob or lever is an alternative.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au