Mark Davis Autograph Authentication Services | Specializing in Mark Davis Autograph Authentication | Mark Davis Autograph, Autographs, Autographed, Signed, Authenticated, Authentic, Authenticity, Rackrs Authentication
| Team | Start | End |
|---|---|---|
| Atlanta Braves | 1992 | 1992 |
| Kansas City Royals | 1990 | 1992 |
| Milwaukee Brewers | 1997 | 1997 |
| Philadelphia Phillies | 1993 | 1993 |
| Philadelphia Phillies | 1980 | 1981 |
| San Diego Padres | 1993 | 1994 |
| San Diego Padres | 1987 | 1989 |
| San Francisco Giants | 1983 | 1987 |
