M Class comparison. Two of Norfolk & Western's numerous M Class 4-8-0s spend the cool autumn night outside an engine house in southern Virginia. Thanks to a "pit crew" of abou... (more)

Their servicing complete, four of the Rio Grande's 2-8-2 K-36 locomotives await their next call to duty at the Durango roundhouse. These days, however, the majority of their duties involve hauling... (more)