| Here is page two of a six-page article by Bert Pennypacker entitled "Atterbury's Engines: Part 2 ~ Why The M-1's Outlasted The Duplex Drives." It was published originally in the November 1979 issue of "Trains" magazine, page 45. Bottom Photo Caption: "Trailing literally a mile of stock and refrigerator cars, M-1a 6739 comes off the Rockville Bridge over the Susquehanna River, bound for Altoona under a canopy of smoke." |