Pittsburg, Shawmut and Northern Railroad Corporate History

The Pittsburg, Shawmut and Northern Railroad had a fairly linear and simple chain of predecessors, including:

• Central New York and Western Railroad
  • Lackawanna and Southwestern Railroad
    • Rochester, Hornellsville and Lackawanna Railroad
      • Lackawanna and Pittsburg Railroad
      • Allegany Central Railroad
        • Olean Railroad
        • Friendship Railroad