| Starter | Tm | Tier | Game |
|---|---|---|---|
| Nick Altrock | CHA | 10.07 | 190705020_CHA_DET |
| Jack Pfiester | CHN | 3.09 | 190705020_CHN_CIN |
| Lefty Leifield | PIT | 2.55 | 190705010_SLN_PIT |
| Christy Mathewson | SFN | 1.37 | 190705030_LAN_SFN |
| George Mullin | DET | 0.64 | 190705010_CHA_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Willett | DET | -1.17 | 190705031_CHA_DET |
| Stoney McGlynn | SLN | -1.14 | 190705010_SLN_PIT |
| Cy Falkenberg | MIN | -0.86 | 190705030_BOS_MIN |
| Bob Rhoads | CLE | -0.67 | 190705020_BAL_CLE |
| Slow Joe Doyle | NYA | -0.52 | 190705030_NYA_OAK |
Based on accumulated WAA for this season up to 1907-05-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 1.93 | Addie Joss | 36 | CLE |
| +003+ | 1.91 | Nick Altrock | 42 | CHA |
| +004+ | 1.9 | Lefty Leifield | 33.3 | PIT |
| +007+ | 1.33 | Harry Howell | 53.7 | BAL |
| XXXXX | 1.23 | Glenn Liebhardt | 35 | CLE |
| XXXXX | 1.2 | Ed Karger | 27 | SLN |
| XXXXX | 1.16 | Christy Mathewson | 26 | SFN |
| XXXXX | 1.09 | Vive Lindaman | 27 | ATL |
| XXXXX | 1.07 | Bob Ewing | 38 | CIN |
| XXXXX | 1.06 | Mordecai Brown | 17 | CHN |
| XXXXX | 0.94 | George Mullin | 49 | DET |
| XXXXX | 0.93 | Johnny Lush | 44.3 | PHI |
| XXXXX | 0.92 | Elmer Stricklett | 25 | LAN |
| XXXXX | 0.85 | Frank Owen | 24 | CHA |
| XXXXX | 0.82 | Tully Sparks | 24 | PHI |
| XXXXX | 0.77 | Cy Young | 44 | BOS |
| XXXXX | 0.74 | Jack Pfiester | 26.7 | CHN |
| XXXXX | 0.72 | Ralph Glaze | 18 | BOS |
| XXXXX | 0.7 | Red Ames | 31 | SFN |
| XXXXX | 0.64 | Casey Patten | 29 | MIN |
| XXXXX | 0.6 | Orval Overall | 36 | CHN |
| XXXXX | 0.59 | Jack Powell | 10 | BAL |
| XXXXX | 0.58 | Ed Siever | 35 | DET |
| XXXXX | 0.58 | Joe McGinnity | 43 | SFN |
| XXXXX | 0.51 | Tex Pruiett | 18 | BOS |
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