signatures include Rube Marquard, Stan Coveleski, Sam Rice, Jesse Haines, Warren Giles (x2), Casey Stengel, Joe Cronin, George Kelly, Harry Hooper, Luke Appling, Bullet Joe Bush, Dave Giusti, Buck Leonards, Paul kerr, Charlie Gehringer, Bill Terry, Ted Page, Hank Greenberg, Bill Virdon, Milt May, Bob Feller, Joe Medwick, Red Ruffing, Lefty Grove, Warren Spahn, Ted Lyons, Elenor Gehrig, Waite Hoyt, Fred Lieb, Mrs. Waite Hoyt, Warren Spahn, Satchel Paige, Jim Landis, Jose Pagan, Monte Irvin, Stan Musial, Alex Johnson, Bowie Kuhn, Jim Bunning, Dave Nelson, Jackie Brown, Rennie Stennett, Jim Mason, Bob Robertson and twenty others.