Short-lived short line By Angela Cotey | April 22, 2025 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Michigan Northern GP7 No. 1606 rolls a two-car train south along Keystone Road south of Traverse City, Mich., in 1982. The railroad operated various trackage in the Wolverine State from 1976 to 1986. Neil Plagens photo