Pennsy power By Brian Schmidt | June 8, 2021 | Last updated on August 8, 2025 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Pennsy power A Pennsylvania Railroad M1 4-8-2 and a pair of PA passenger diesels, both assigned to helper service, are seen at Ralston, Pa., on a damp May 4, 1957. Note the crewman climbing the steam locomotive. Jim Shaughnessy photo