| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Waddell | OAK | 11.68 | 190406170_OAK_DET |
| Joe McGinnity | SFN | 9.86 | 190406150_SLN_SFN |
| Cy Young | BOS | 8.18 | 190406150_BOS_CHA |
| Jack Taylor | SLN | 2.74 | 190406150_SLN_SFN |
| Sam Leever | PIT | 2.61 | 190406150_PIT_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Duggleby | PHI | -2.28 | 190406150_PIT_PHI |
| Tom Fisher | ATL | -2.21 | 190406160_CHN_ATL |
| Jack Harper | CIN | -1.73 | 190406152_CIN_LAN |
| Davey Dunkle | MIN | -1.17 | 190406150_MIN_CLE |
| Ed Poole | LAN | -0.91 | 190406170_LAN_SFN |
Based on accumulated WAA for this season up to 1904-06-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.75 | Rube Waddell | 150 | OAK |
| +002+ | 6.92 | Joe McGinnity | 156 | SFN |
| +003+ | 5.44 | Red Donahue | 100 | CLE |
| +004+ | 5.42 | Cy Young | 118 | BOS |
| +005+ | 5.41 | Jack Chesbro | 155 | NYA |
| +006+ | 4.6 | Frank Owen | 127.7 | CHA |
| +007+ | 4.49 | Bill Dinneen | 111.7 | BOS |
| +008+ | 4.15 | Jesse Tannehill | 104.7 | BOS |
| +015+ | 2.83 | Eddie Plank | 136 | OAK |
| +016+ | 2.6 | Harry Howell | 97.7 | BAL |
| +019+ | 2.35 | Ed Killian | 136.3 | DET |
| +021+ | 2.21 | Bill Bernhard | 109 | CLE |
| +023+ | 2.2 | Weldon Henley | 99.7 | OAK |
| +024+ | 2.18 | Barney Pelty | 86.3 | BAL |
| +025+ | 2.1 | Patsy Flaherty | 70 | TOT |
| +027+ | 2.02 | Jack Taylor | 110 | SLN |
| +030+ | 1.84 | Sam Leever | 89 | PIT |
| +034+ | 1.5 | George Mullin | 148 | DET |
| +039+ | 1.33 | Fred Glade | 77.7 | BAL |
| +040+ | 1.33 | Norwood Gibson | 72 | BOS |
| +044+ | 1.28 | George Winter | 42.3 | BOS |
| XXXXX | 1.25 | Ed Siever | 85 | BAL |
| XXXXX | 1.18 | Bill Donovan | 111 | DET |
| XXXXX | 1.12 | Earl Moore | 81 | CLE |
| XXXXX | 1.06 | Jack Powell | 111.7 | NYA |
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