Collection of four Cincinnati Reds team-signed baseballs spanning the years 1940 to 1990, including three World Championship clubs. 1) 1940 World Champions. Twenty-seven black fountain-pen signatures (averaging 6/10) on a Goldsmith "Official League Ball," including McKechnie (Mgr.), Joost, Vander Meer, Craft, Hutchings (sweet spot), Beggs (sweet spot), Walters, Riggs, Werber, McCormick, Ripple, Derringer, and Myers. VG, with heavy age toning. 2) 1975 World Champions Reunion Ball. Fifteen blue-ink signatures (averaging 9/10) on an ONL (White) ball, including Rose, Bench (sweet spot), Morgan, Perez, Geronimo, Concepcion, and Anderson. Light age toning, otherwise NM-MT. Full LOA and corresponding hologram label (affixed to the ball) from PSA. 3) 1977. Twenty-nine blue-ink signatures (averaging 9/10) on an ONL (Feeney) ball, including Seaver, Rose, Bench (sweet spot), Anderson (Mgr., sweet spot), Morgan, Geronimo, Concepcion, Griffey Sr., and Kluszewski (coach). 4) 1990 World Champions. Thirty-four blue-ink signatures (averaging 9/10) on an ONL (White) ball, including O'Neill, Perez (coach), Piniella (Mgr., sweet spot), Larkin, Griffey Sr., and Davis. MT.