PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Federal Police Power.???A year before Collector v. Day was decided, the Court held invalid, except as applied in the District of Columbia and other areas over which Congress has exclusive authority, a federal statute penalizing the sale of dangerous illuminating oils.16 The Court did not refer to the Tenth Amendment.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cornell.edu