Grouping of four personal checks signed by a member of the Baseball Hall of Fame. Each check has been authenticated and encapsulated by BGS. Includes the following: 1) Harmon Killebrew (HOF): 1979 check. 2) Willie McCovey (HOF - 2): Two checks, one from 1992 signed in black, one from 1996 signed in blue ballpoint. 3) Warren Spahn (HOF): 1999 check. Four checks total.