Historical information about the Pennsylvania Railroad (PRR), known as the Standard Railroad of the World.
Pennsylvania Railroad Technical and Historical SocietyRecreation, Trains and Railroads, History, Historical Societies - Pennsylvania Railroad Technical and Historical Society. Historical information about the Pennsylvania Railroad (PRR), known as the Standard Railroad of the World.
Historical information about the Pennsylvania Railroad (PRR), known as the Standard Railroad of the World.
Pennsylvania Railroad Technical and Historical Society