This unique set was issued in 1968 by Sports Memorabilia in Lowell, MA. It contains 15 cards including Pie Traynor, Honus Wagner, Rogers Hornsby, Lou Gehrig, Ty Cobb, Tris Speaker, Bill Dickey, Mickey Cochrane, Lefty Grove, Christy Mathewson, Warren Spahn, Walter Johnson, Babe Ruth Connie Mack, and a checklist card. Comes with a factory wrapping sleeve to protect the cards and is shown in the photo