About: http://webisa.webdatacommons.org/90508219

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	Greeks and Romans, such as Vitruvius, Frontinus, and Hero of Alexandria, which encouraged men like Villard de Honnecourt and
http://www.w3.org/ns/prov#wasQuotedFrom	si.edu