Get a look at the new HO scale GP7 from Athearn Trains,
Building a Model Railroad Step by Step from Kalmbach Books, and other new model railroad products with
Model Railroader associate editor Cody Grivno. Cody and managing editor David Popp will also show you the basics of grades on a model railroad in this week’s modeling tip. There’s also plenty of viewer mail this week, including a question about painting model train track. Keep posting your questions, and they might be featured in an upcoming episode.