Henry “Hank” Louis Aaron , nicknamed "Hammer" or "Hammerin' Hank", was an American professional baseball right fielder and designated hitter who played 23 seasons in Major League Baseball (MLB), from 1954 through 1976. Considered one of the greatest baseball players in history, he spent 21 seasons with the Milwaukee / Atlanta Braves in the National League (NL) and two seasons with the Milwaukee Brewers in the American League. This is a Hank Aaron hand signed Official Rawlings Major League Baseball. Full blue sweet spot signature, very Minor sig bleed exactly as shown. Steiner Sports Hologram and Steiner COA Card.