A coalition of Indian tribes battled with British troops during Pontiac's War at the Battle of Bushy Run, which took place on Aug. 5-6, 1763. The battle was notable for its coordination of several Native American tribes, but resulted in a British victory.
Digging in the City of Brotherly Love, 2nd Edition, PA Books
Federal Artillery Takes Cemetery Hill, Gettysburg Battlewalk
Jackson Mansion, It's History! - Pennsylvania's Neighborhood: Columbia County