About: http://webisa.webdatacommons.org/364222211

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	Manual operation of the thumbwheel 356 will advance and retract the optical fiber or other laser delivery means coupled to a rack portion 358--individual gears on the thumbwheel engage the geared rack portion.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com