*** the train in the photos is the train that is going to be shipped, trains are consigned from a large collection from original owner, untested, see photos for condition , please ask any questions before purchasing , no original box *** The Marx Prewar Tinplate Union Pacific M10003 Wind Up Streamliner Train U.S. Mail is a vintage O gauge model train from the 1930s. This multicolored streamliner, made of tin and steel, features a wind-up mechanism and a three-rail system. It is a Union Pacific Railroad themed toy with an articulated streamliner design, perfect for collectors of vintage model trains. The U.S. Mail car adds a unique touch to this classic train from the United States.