Cody’s Workshop Episode 38 By Cody Grivno | June 20, 2019 | Last updated on November 7, 2022 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates In this session of Cody’s Workshop, our painting pro shows how to add spot weathering effects and faded signage to the HO scale brick structure.