For much of the 20th century, the name Steelton represented a great industrial complex that stretched nearly four miles along the Susquehanna River near the state's capital of Harrisburg. Immigrants from all over Europe, particularly Slavs and Italians, worked with African Americans from the South at the Bethlehem Steel Company and gave Steelton its reputation for ethnic diversity, second only to its fame for industrial productivity. Catholics, Protestants,...