Offered here are 189 Baseball Hall of Fame postcards signed by multiple inductees into Cooperstown. The postcards measure 3 ½ x 5 ½ -inches. The postcards are in various forms of condition and signed in various colors of ink. Key signatures on the postcards include Stan Musial, Edd Roush, Bob Lemon, Bill Dickey, Warren Spahn, Al Kaline, George Kell, Luke Appling, Early Wynn, Louis Boudreau, Monte Irvin, and Robin Roberts amongst others. The entire lot comes pre-certified by Beckett Authentication.