About: http://webisa.webdatacommons.org/152436727

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 at this point especially to FIG. 1, there is a rectangular self-clocking glyph code pattern 21 which is printed on a suitable recording medium 22, such as an ordinary plain paper document.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es