1951 Nathan M5 on the SARM Secret City Scenic

My 1951 Nathan M5 on the 2nd inbound trip of Southern Appalachia Railroad Museum's Secret City Scenic Excursion train. For more information on the Southern Appalachia Railway Museum and the Secret City Scenic excursion trains, please visit http://www.techscribes.com/sarm/. They also have Facebook page at   / 181568825220233  .