In the 1930s, new construction techniques allowed for the development of modern, lightweight passenger cars, departing from the heavy riveted steel or wooden-bodied designs found in previous decades...
In the 1930s lighter-weight materials allowed for the development and production of a variety of coach, baggage, and observation cars as railroads ushered in the beginning of the streamline era...
In the 1930s, new construction techniques allowed for the development of modern, lightweight passenger cars, departing from the heavy riveted steel or wooden-bodied designs found in previous decades...