(22) Marx O Gauge 4 Wheel Lithographed Cars 59 Union Pacific, brown stock car, black frame, opening doors 552 Rock Island, green gondola, red frame 552 Rock Island, red gondola, black frame 552 Rock Island, red gondola, black frame with silver litho 553 Santa Fe Middle States Oil, yellow tank, black frame 553 Santa Fe Middle States Oil, silver tank, black frame 553 Santa Fe Middle States Oil, silver tank, black frame 554 Northern Pacific General Coal Co., red hopper, black frame 554 Northern Pacific General Coal Co., blue hopper, red frame 554 Northern Pacific General Coal Co., blue hopper, red frame 555 Colorado & Southern R. R., Reefer, blue roof/white body, black frame, opening doors 556 New York Central Caboose, red body, black frame 3824 Union Pacific Caboose, yellow body, brown roof, black frame 241708 Baltimore & Ohio, yellow gondola, black frame 241708 Baltimore & Ohio, yellow gondola, black frame, plastic knuckle couplers 91453 Colorado & Southern R. R., Reefer, yellow body, black frame, opening doors No number. New York Central, wrecker, black roof, orange cab, black frame, plastic knuckle coupler one end - other end broken off Pullman Passenger - Montclair, red, black frame Pullman Passenger - Montclair, red, black frame Pullman Passenger - Bogota, red, black frame Pullman passenger - Bogota, red, black frame Pullman passenger - Bogota, red, black frame All have tab and slot couplers except as noted All have wear from use.