| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Waddell | BAL | 2.25 | 190806120_MIN_BAL |
| Eddie Plank | OAK | 1.77 | 190806100_OAK_CHA |
| Hooks Wiltse | SFN | 1.43 | 190806100_PIT_SFN |
| Addie Joss | CLE | 1.23 | 190806120_BOS_CLE |
| Cy Young | BOS | 1.17 | 190806100_BOS_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| George Mullin | DET | -3.97 | 190806100_NYA_DET |
| Charlie Smith | MIN | -2.95 | 190806120_MIN_BAL |
| George Winter | BOS | -2.35 | 190806120_BOS_CLE |
| Art Fromme | SLN | -1.4 | 190806110_SLN_PHI |
| Tully Sparks | PHI | -1.29 | 190806100_SLN_PHI |
Based on accumulated WAA for this season up to 1908-06-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.93 | George McQuillan | 126 | PHI |
| +002+ | 4.55 | Ed Walsh | 112.7 | CHA |
| +003+ | 3.63 | Andy Coakley | 99.7 | CIN |
| +004+ | 3.6 | Addie Joss | 126 | CLE |
| +005+ | 3.39 | Cy Young | 109 | BOS |
| +007+ | 2.88 | Bugs Raymond | 118 | SLN |
| +008+ | 2.57 | Tom Hughes | 89.7 | MIN |
| +010+ | 2.44 | Bob Ewing | 92.7 | CIN |
| +013+ | 2.25 | Hooks Wiltse | 102 | SFN |
| +014+ | 2.08 | Howie Camnitz | 106.7 | PIT |
| +015+ | 2.06 | Mordecai Brown | 76.7 | CHN |
| +017+ | 2.02 | Jack Powell | 75.3 | BAL |
| +018+ | 2.01 | Charlie Chech | 64.3 | CLE |
| +022+ | 1.65 | Eddie Plank | 67 | OAK |
| +025+ | 1.56 | Vive Lindaman | 94.7 | ATL |
| +026+ | 1.48 | Harry McIntire | 102 | LAN |
| +027+ | 1.43 | Jack Pfiester | 76.7 | CHN |
| +029+ | 1.36 | Cy Morgan | 84 | BOS |
| +030+ | 1.3 | Biff Schlitzer | 52.3 | OAK |
| +031+ | 1.3 | Doc White | 85.7 | CHA |
| XXXXX | 1.24 | Billy Campbell | 98.7 | CIN |
| XXXXX | 1.24 | Kaiser Wilhelm | 106.7 | LAN |
| XXXXX | 1.22 | Cecil Ferguson | 71.7 | ATL |
| XXXXX | 1.17 | Rube Waddell | 91 | BAL |
| XXXXX | 1.16 | Christy Mathewson | 109.3 | SFN |
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