Free Kalmbach Download: Modeling Electrified Railroads - Model Railroader Magazine

Here's a free treat from Kalmbach: a digital download of articles on traction and electric modeling.  The focus is inevitably on the trolley pole variety of electrics, but it's a great place to start from the very nice folks who publish Model Railroader magazine.

Modeling electrified railroads - Model Railroader Magazine (Registration Required - Free)