About: http://webisa.webdatacommons.org/122729376

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	David McCullough was a historian and author whose work included books on the Panama Canal, the Brooklyn Bridge, Theodore Roosevelt and the Johnstown flood.
http://www.w3.org/ns/prov#wasQuotedFrom	current.org