A new run of the WalthersMainline HO scale EMD GP9 was recently released. Model Railroader Senior Editor Cody Grivno shares a brief history of the Electro-Motive Division road switcher and Central ...

Caterpillar Inc. on Aug. 31 marked the 100th anniversary of EMD®. Founded as Electro-Motive Engineering Corporation, EMD is now a product brand of Progress Rail, a Caterpillar company. (Courtesy of ...