Built in 1968 for Jersey Central, the 4110 is seen here in 1982 at South Amboy. It was rebuilt in 1993 by Conrail's Juniata Shops and numbered as 4100, and is still in service today, 50+ years after it left EMD.
Thanks largely to mergers and bankruptcies, New Jersey's commuter railroads underwent profound changes between the end of steam and the takeover by NJ Transit in 1983.