What was formerly the biggest industry in Bethlehem, Pennsylvania?
Bethlehem, Pennsylvania after the merger of the two boroughs, the bureau initially provided a count for the original sections. Bethlehem became a center of heavy industry and trade during the industrial revolution. The Bethlehem Steel Corporation (1857–2003), founded and based in Bethlehem, was once the second-largest steel producer in the United States, after Pittsburgh, Pennsylvania-based U.S. Steel. Bethlehem Steel was also one of the largest shipbuilding companies in the world and one of the most powerful symbols of American industrial manufacturing leadership. Bethlehem Steel began producing the first wide-flange structural shapes made in the United States and they pioneered the production of
Bethlehem, Pennsylvania sections blossomed at different times in the city's development and each contains areas recognized under the National Register of Historic Places. ZIP codes that use the address Bethlehem totaled 116,000 in population in the year 2000. These ZIP codes include Bethlehem Township and Hanover Township. The Norfolk Southern Railway's Lehigh Line (formerly the main line of the Lehigh Valley Railroad), runs through Bethlehem heading east to Easton, Pennsylvania and Phillipsburg, New Jersey across the Delaware River. The Norfolk Southern Railway's Reading Line runs through Bethlehem heading west to Allentown and Reading. In July 2006, "Money" magazine placed Bethlehem as number