Feature: Solving Small Layout Space Problems.
The O Gauge Railroading Primer: O Gauge Model Railroading, expanded second ed.
O Scale Railroading Magazine October 1969 Model Trains Model Railroad
O Scale Railroading Magazine December 1971 Model Trains Model Railroad
O Scale Railroading Magazine January 1970 Model Trains Model Railroad
O Scale Railroading Magazine November 1969 Model Trains Model Railroad
O Scale Railroading Magazine August 1970 Model Trains Model Railroad
