This Rawlings official American League baseball was signed by 16 players total, with 14 being part of the 1966 World Series championship team. Signatures include:
Steve Barber, Gene Brabender, Wally Bunker, Moe Drabowsky, Dick Hall, John Miller, Tom Phoebus, Vic Roznovsky, Bob Johnson, Brooks Robinson, Paul Blair, Curt Blefary, Frank Robinson and Russ Snyder
Signatures from non-1966 players include Milt Pappas (1957-1965) and Don Buford (1968-1972)