Shipbuilding. "Liberty" ships. This giant plate roller, of German design, is used to roll cold steel shell plates for members of Uncle Sam's new "Liberty Fleet" under construction at a large Eastern shipyard. This prefabrication work is being done at a nearby plant which formerly turned out freight cars. All parts are prefabricated in this huge Eastern plant which formerly turned out freight cars. The completed sections are then carried six miles to the ways on flatcars. Bethlehem-Fairfield Shipyards Inc., Baltimore, Maryland