Here is a super nice set from 1975. This new in the box set was a "Limited Edition Bicentennial Complete O27 Gauge Electric Train Set". The set features 3-boxcars and a caboose that depict events in American history and the Red-White & Blue Alco Diesel locomotive. The set includes all items and the original paperwork. This is a ready-to-run set that includes O-27 track and transformer.