Marx O Gauge lithographed tinplate caboose, 4 and 8 wheel with five 1235 Southern Pacific, five New York Central Pacemaker (20111, 20116, 20122, 20124, 20124) NYC, three 956 Nickel Plate Road, two 3855 Monon, and one 1951 A.T.&S.F. Santa Fe cabooses.  Some bent catwalk ends, surface rust on some axle/wheel sets, some missing axle/wheel sets, some missing couplers, some bent roof corners, etc.  Some trains look C6-7.  Numerous color and trim/parts variations.  Nice clean and shiny trains.