| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe McGinnity | SFN | 11.39 | 190406080_PIT_SFN |
| Cy Young | BOS | 9.55 | 190406100_BOS_BAL |
| Doc White | CHA | 2.29 | 190406100_NYA_CHA |
| Eddie Plank | OAK | 2 | 190406080_OAK_CHA |
| Ed Siever | BAL | 1.87 | 190406100_BOS_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Fisher | ATL | -2.1 | 190406090_CIN_ATL |
| Jesse Stovall | DET | -1.05 | 190406100_MIN_DET |
| Ed Poole | LAN | -0.96 | 190406080_CHN_LAN |
| Joe Corbett | SLN | -0.92 | 190406080_SLN_PHI |
| Happy Townsend | MIN | -0.75 | 190406080_MIN_BAL |
Based on accumulated WAA for this season up to 1904-06-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.75 | Rube Waddell | 131 | OAK |
| +002+ | 6.61 | Joe McGinnity | 135 | SFN |
| +003+ | 5.52 | Cy Young | 110 | BOS |
| +004+ | 4.69 | Red Donahue | 91 | CLE |
| +005+ | 4.56 | Jack Chesbro | 137 | NYA |
| +006+ | 4.23 | Frank Owen | 109.7 | CHA |
| +007+ | 3.94 | Jesse Tannehill | 95.7 | BOS |
| +008+ | 3.52 | Bill Dinneen | 95.7 | BOS |
| +013+ | 2.54 | Ed Killian | 121.3 | DET |
| +016+ | 2.42 | Bill Bernhard | 104 | CLE |
| +019+ | 2.22 | Norwood Gibson | 64 | BOS |
| +020+ | 2.21 | Eddie Plank | 119 | OAK |
| +024+ | 1.9 | Harry Howell | 81.7 | BAL |
| +025+ | 1.67 | Weldon Henley | 91.3 | OAK |
| +026+ | 1.65 | Fred Glade | 72.7 | BAL |
| +033+ | 1.42 | Earl Moore | 62 | CLE |
| +034+ | 1.36 | Jack Taylor | 92 | SLN |
| +037+ | 1.33 | Barney Pelty | 68.3 | BAL |
| +042+ | 1.28 | George Mullin | 130 | DET |
| +043+ | 1.27 | Patsy Flaherty | 52 | TOT |
| XXXXX | 1.23 | Sam Leever | 71 | PIT |
| XXXXX | 1.21 | Jack Cronin | 109.7 | LAN |
| XXXXX | 1.17 | Casey Patten | 110 | MIN |
| XXXXX | 1.09 | George Winter | 34.3 | BOS |
| XXXXX | 1.04 | Jack Powell | 111.7 | NYA |
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