About: http://webisa.webdatacommons.org/226603887

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	Fig. II is a diagrammatic view of a microscope arranged in accordance with a second form of our invention for observation of an opaque or semi-opaque object, the view being principally in section along the optical aXis of the system.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com