kalmbach 12663 modeling the transition era

Modeling the Transition Era - Layout Design & Planning Modeling the Transition Era from Kalmbach Publishing and authored by noted Model Railroader Magazine contributor Tony Koester is an in-depth look at the era when most railroads were making the switch from steam to diesel locomotives. The 1940s to 1950s transition era has long been the most popular modeling era and this book gives an overview of how railroads operated, the types of equipment used and why railroads made the switch to diesels.