About: http://webisa.webdatacommons.org/189226980

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	Mr. Hill was an officer and director of PPG in the period between February 17, 1954, and September 28, 1971, at which time he resigned.
http://www.w3.org/ns/prov#wasQuotedFrom	openjurist.org