HOWDY–YESTERDAY I FOUND A LIONEL TRAIN SET IN THE GARBAGE AND IT IS A 1958 LIONEL 665–ALOT OF THE TRACK IS MISSING BUT ALL CARS SEEM TO BE IN GOOD SHAPE–I HAVE NEVER HAD A LIONEL AND WAS WONDERING WHAT I NEED TO DO TO THE TRAIN BEFORE I PUT POWER TO IT SO AS NOT TO HURT IT THANKS