PRSL Baldwin diesels on a freight By Angela Cotey | July 20, 2022 | 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 Two Pennsylvania-Reading Seashore Lines AS16 road-switchers work a freight through Glassboro, N.J., in 1955. The dual-service units were equally at home on passenger trains. Frank Kozempel photo