Low loaders 1980 United States, Pittsburgh, Pennsylvania
Low loaders 1994 United States, Saylorsburg, Pennsylvania
Low loaders 1998 United States, Coopersburg, Pennsylvania
Low loaders 1971 United States, Coopersburg, Pennsylvania
Low loaders 2003 United States, Coopersburg, Pennsylvania
Low loaders 1991 United States, Pittsburgh, Pennsylvania
Low loaders 2013 United States, Coopersburg, Pennsylvania