About: http://webisa.webdatacommons.org/264136424

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	A ???tailboard??? design means that the rear portion of the camera with the ground glass (called ???rear standard???) moves back and forth on a base, such as rails, for focusing.
http://www.w3.org/ns/prov#wasQuotedFrom	collectorsweekly.com