Noel Wilson’s HO scale Little Truckee RR By Angela Cotey | June 3, 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 Noel Wilson’s HO scale Little Truckee RR portrays the Southern Pacific RR around Truckee, Calif. It’s a modular layout in a 10 x 40-foot office trailer.