The Pittsburgh Steamship Company began operations in 1899 by Henry W. Oliver. In 1901 the company became a subsidiary of the United States Steel Corporation.
The Pittsburgh Steamship Company began operations in 1899 by Henry W. Oliver. In 1901 the company became a subsidiary of the United States Steel Corporation. (en)
The Pittsburgh Steamship Company began operations in 1899 by Henry W. Oliver. In 1901 the company became a subsidiary of the United States Steel Corporation. (en)