MLB Memorabilia Autographed Baseballs – Brandon Webb pitched for the Arizona Diamondbacks from 2003-2009. During his 7 years in the MLB, Webb appeared in three All-Star Games, won the NL Cy Young Award, and led the National League in wins twice. Brandon Webb has personally hand signed and inscribed these ML baseballs. Each Brandon Webb autographed baseball is guaranteed authentic, and includes an individually numbered TRISTAR Authentic hologram. You can verify the authenticity of your autograph by entering your hologram number online at www.sportsmemorabilia.com..