7 vintage 1976 Topps Chewing Gum cards from 1970's hit television show Welcome Back Kotter, Card #'s 4, 6, 9, 21, 27, 38 and 46. John Travolta, Horshack, Sweat Hogs, Mr. Kotter, Epstein, Barbarino, Washington. All in very good condition. Horshack card has a minor crease, which you can see in the photographs.