Ride along, as Model Railroader Senior Editor Cody Grivno takes a closer look at the WalthersMainline HO scale (1:87.1) Alco RSC-2 diesel locomotive. Cody explores the prototype history of this branch ...

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.