Battery D, Second U.S. Artillery

Historical marker location:

Cumberland Township, Pennsylvania

( Marker is on Taneytown Road (State Highway 134), on the right when traveling north.)

Marker installed: 1907

Artillery Brigade - Sixth Corps. Army of the Potomac.

Pennsylvania was the site of the deadliest nuclear accident in U.S. history. In 1979, a partial meltdown occurred at the Three Mile Island nuclear power plant in Harrisburg, Pennsylvania.