Based on prototypes built by American Car & Foundry Many ran as-is for decades, while others were modernized with round roofs and colorful paint jobs to match lightweight equipment. Add operating interest switching baggage cars at major terminals Many were later rebuilt for work train service. Detailed interior As-built or Modern-style doors as appropriate for each roadname Highly detailed underbody with separate brake gear, steam traps, generator and more Turned metal RP-25 wheelsets and correct trucks with built-in electrical contacts PLEASE NOTE: As these cars are the correct prototype length and feature full underbody detail to match the prototypes, a minimum 24′ radius is recommended for operation.