Here, NJT and Atlas worked together to design a centennial scheme and apply it to a “1:1 scale” prototype. Sometime in 2024, Atlas will have 1/87 th (HO) and 1/160th (N) model replicas of 4503 with ...

HO scale model trains are a significant part of model railroading history, and we can partially credit the overall popularity of model trains with the rise of a convenient, tabletop scale like HO.