About: http://webisa.webdatacommons.org/182860683

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	Turning now to the drawings, and particularly to FIG. 1 thereof, there is shown in side elevation and partial section optical imaging apparatus indicated generally by the reference numeral 10.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca