Signatures include Hank Aaron, John Fitzpatrick, Eddie Mathews, Carl Willey, Johnny O'Brien, Whit Wyatt, Bob Giggie, Stan Lopata, Billy Bruton, Bob Towbridge, Juan Pizarro, Felix Mantilla, Joe Morgan, Bob Buhl, Joe Adcock, Mickey Vernon, Lou Burdette, Warren Spahn, Del Rice, Johnny Logan, Frank Torre, Don McMahon, Bob Rush, Andy Pafko and Del Crandall. The signature of Fred Haney has been deemed as a clubhouse version.