vintage 1979 New York Yankees "World Champs" 4-inch large pinback button. Produced by the Sports Photo Association of Hawthorne, N.J. (Catalog # SPA-1) to commemorate the Yankees' late-70s championship era.The button features a sharp multi-photo collage showcasing 9 key players from the legendary roster surrounding the iconic script Yankees logo.Featured Players:Thurman Munson, Reggie Jackson, Ron Guidry, Bucky Dent, Willie Randolph, Lou Piniella, Rich "Goose" Gossage, Graig Nettles, and Ed Figueroa.