 |
| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | SLG | YEAR | Open Career Leaderboard |
|---|---|---|---|---|
| 1 | Fred Wilkins# | .4781 | 1890 | |
| 2 | Walt Dupuis# | .3916 | 1890 | |
| 3 | Jasper Kane# | .3764 | 1890 | |
| 4 | Jim Tappan# | .3688 | 1890 | |
| 5 | Tom Moran# | .3419 | 1890 | |
| 6 | Alfred Calhoun# | .2931 | 1890 | |
| 7 | Ray Dread# | .2619 | 1890 |
