Historical Marker
Refining Crude Oil
Historical marker location:
Pittsburgh, Pennsylvania
( Marker can be reached from the intersection of Seventh Street and Grant Street, on the right when traveling east.)
Marker installed: 2009
Samuel Kier's Still. Pittsburgh, Pennsylvania.
The Liberty Bell, an iconic symbol of American independence, was originally cast in England in 1752 and cracked during its first use. It was recast twice in Philadelphia, and the current bell has been on display in Independence National Historical Park since 2003.