Joe Torre, Don Zimmer, & Mel Stottlemyre each personally hand-signed this 16x20 photo signed in blue. These three were the most important coaches on the Yankee staff during their dynasty during the late nineties. This is a must have for any true Yankee fan. Their autographs are guaranteed authentic and include a Steiner Sports Certificate of Authenticity and accompanying tamper-evident Steiner Hologram.The Steiner Seal Means It's Real.Steiner Sports is the Official Memorabilia Partner of the New York Yankees. This piece is also MLB authenticated.