This 16" x 20" photograph has been personally hand-signed by the New York Yankees former pitchers Don Larsen, David Wells and David Cone. There have been only 20 pitchers to have pitched a perfect game in the past 143 years of Major League Baseball. Larsen pitched a perfect game in the 1956 World Series. David Cone pitched a perfect game on July 18, 1999, and David Wells pitched a perfect game on May 17, 1998. It has been obtained under the auspices of the MLB Authentication Program and can be verified by its numbered hologram at MLB.com. It also comes with an individually numbered, tamper-evident hologram from Fanatics Authentic. To ensure authenticity, the hologram can be reviewed online. This process helps to ensure that the product purchased is authentic and eliminates any possibility of duplication or fraud.