Eastbound Southern Pacific Mt-4s By Angela Cotey | May 6, 2019 | Last updated on November 7, 2022 Check out this video posted by a fellow model railroader Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Two Southern Pacific Mt-4s head east through Guadalupe, Calif., on an eastbound power move on October 4, 1954. Video by Brian Moore.