The Mon Line (a portion of the former Monongahela Railroad), extends south from Pittsburgh to serve five coal mines in Pennsylvania’s Washington, Greene, Marion, and Monongalia counties. During 2012, ...

These extensions included lines southeast along the Monongahela River through ... the 15th in a series of heritage locomotives to roll out of the shop as a “way of reinforcing employee pride in the ...

Whitney, of Whitney, Stephenson & Co. of this city, undertakes to deliver for cash a controlling interest in the Monongahela River ... said that the Pennsylvania Railroad has secured practical ...