Boxed Marx O Gauge Set No. 45200 Santa Fe twin diesel freight set consisting of: twin No. 21 Santa Fe diesel locomotive units, 44572 Chesapeake and Ohio gondola, 1950 GAEX box car, 1951 A.T.&S.F. caboose.  Trains look C7-8.  Clean and shiny track, 1249 50 watts transformer with original cord (with information tag), track terminal, uncouple here sign.  Box bottom has dividers, some may or may not be original/correct.  Lid has some very light surface wear, minor stain on one end, strong ink.  Box is bright, clean, square and solid.