RACO Railroad Accessories Co 603-2 Adjustable Resistor .482-5 Ohm Track Circuit
Collectibles:Transportation:Railroadiana and Trains:Other Railroadiana – RACO Railroad Accessories Co 603-2 Adjustable Resistor .482-5 Ohm Track Circuit
Collectibles:Transportation:Railroadiana and Trains:Other Railroadiana – RACO Railroad Accessories Co 603-2 Adjustable Resistor .482-5 Ohm Track Circuit