Kalmbach 12460 Model Railroader's Model Railroading From Prototype to Layout by Tony Koester Wooden Model and introduced the rounded body

and introduced the rounded body style that defined Alcos of the period

These Hi-Flow pistons are similar to their current pistons with one notable difference

Typically these cars had 8/8 panel riveted sides

Athearn Genesis G89996 HO Scale Trinity 3 Bay Covered Hopper Canadian Pacific CP/COO 115068

The 2mm flat rail aluminum chassis is lightweight and allows the Ascent-18 International Scout II Rock Crawler to glide over obstacles while providing a rigid backbone for stable performance

Kalmbach 12460 Model Railroader's Model Railroading From Prototype to Layout by Tony Koester Wooden Model and introduced the rounded bodyKalmbach 12460 Model Railroader's Model Railroading From Prototype to Layout by Tony Koester Tony Koester explains how to use full size railroads for information and inspiration when planning your layout and building your model railroad.