1955-56 Yankees (21) Signed Official AL Baseball Martin Berra & More PSA+BAS LOA

Collector Grade autographed and signed Yankees memorabilia: a 1955–56 New York Yankees team–signed Official American League baseball (21 signatures) featuring Casey Stengel, Yogi Berra, Whitey Ford, Enos Slaughter, Billy Martin, Don Larsen, and more, authenticated by PSA/DNA and Beckett. The 1956 Yankees won the World Series, highlighted by Don Larsen’s only perfect game in Fall Classic history and Johnny Kucks’ Game 7 shutout. Hall of Famers on this ball include Berra (three AL MVPs in 1951, 1954, 1955), Ford, Slaughter, Bill Dickey, and manager Stengel, central figures of the 1950s Yankees dynasty.

Collector's Highlights:

• Athletes: 1955–56 New York Yankees (21 signatures incl. Berra, Ford, Stengel, Slaughter, Martin, Larsen)
• Item: Team-signed Official American League (Harridge) baseball
• Authentication: PSA/DNA and Beckett (BAS) holograms and Letters of Authenticity

Dual third-party authentication from PSA/DNA and Beckett provides trusted verification that supports long-term value. Mid-1950s Yankees team-signed OAL balls with this Hall of Fame roster are scarce, and this verified authentic example stands as a meaningful piece of championship history for advanced baseball collections.