8-X-1
International Harvester Co., Wisconsin Steel Division and National Maritime Union (CIO); Lake Tankers, Cleveland Tankers, Great Lakes Towing Co.; Johnson Transportation Co.; Ford Motor Co.; Interlake Steamship Co.; Inland Steel Co.; Bethlehem Transportation Corp.; and International Longshoremen's Union (CIO)
International Harvester Co., Wisconsin Steel Division and National Maritime Union (CIO); Lake Tankers, Cleveland Tankers, Great Lakes Towing Co.; Johnson Transportation Co.; Ford Motor Co.; Interlake Steamship Co.; Inland Steel Co.; Bethlehem Transportation Corp.; and International Longshoremen's Union (CIO)