| Starter | Tm | Tier | Game |
|---|---|---|---|
| Buster Brown | SLN | -1.58 | 190705050_SLN_CIN |
| Ed Willett | DET | -1.17 | 190705031_CHA_DET |
| Cy Falkenberg | MIN | -0.86 | 190705030_BOS_MIN |
| Slow Joe Doyle | NYA | -0.52 | 190705030_NYA_OAK |
| Jimmy Dygert | OAK | -0.15 | 190705040_NYA_OAK |
Based on accumulated WAA for this season up to 1907-05-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.4 | Addie Joss | 45 | CLE |
| +003+ | 2.18 | Carl Lundgren | 32 | CHN |
| +004+ | 1.93 | Lefty Leifield | 33.3 | PIT |
| +005+ | 1.72 | Nick Altrock | 51 | CHA |
| +006+ | 1.55 | Ed Walsh | 42.7 | CHA |
| +007+ | 1.54 | Bob Ewing | 47 | CIN |
| +009+ | 1.38 | Ralph Glaze | 27 | BOS |
| +010+ | 1.32 | Harry Howell | 53.7 | BAL |
| XXXXX | 1.22 | Glenn Liebhardt | 35 | CLE |
| XXXXX | 1.22 | Ed Karger | 27 | SLN |
| XXXXX | 1.16 | George Mullin | 58 | DET |
| XXXXX | 1.15 | Christy Mathewson | 26 | SFN |
| XXXXX | 1.09 | Hooks Wiltse | 17 | SFN |
| XXXXX | 1.08 | Vive Lindaman | 27 | ATL |
| XXXXX | 1.06 | Orval Overall | 45 | CHN |
| XXXXX | 1.06 | Mordecai Brown | 17 | CHN |
| XXXXX | 0.94 | Elmer Stricklett | 25 | LAN |
| XXXXX | 0.92 | Johnny Lush | 44.3 | PHI |
| XXXXX | 0.81 | Tully Sparks | 24 | PHI |
| XXXXX | 0.76 | Cy Young | 44 | BOS |
| XXXXX | 0.73 | Jack Pfiester | 26.7 | CHN |
| XXXXX | 0.7 | Red Ames | 31 | SFN |
| XXXXX | 0.59 | Vic Willis | 35 | PIT |
| XXXXX | 0.58 | Jack Powell | 10 | BAL |
| XXXXX | 0.58 | Ed Siever | 35 | DET |
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