| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Grove | BOS | 8 | 193805240_BOS_DET |
| Carl Hubbell | SFN | 5.96 | 193805220_PIT_SFN |
| Johnny Allen | CLE | 5.22 | 193805240_NYA_CLE |
| Van Mungo | LAN | 3.15 | 193805240_CHN_LAN |
| Cy Blanton | PIT | 2.19 | 193805230_PIT_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Russ Van Atta | BAL | -3.08 | 193805240_OAK_BAL |
| Wes Ferrell | MIN | -1.51 | 193805220_MIN_CHA |
| Al Williams | OAK | -1.1 | 193805220_OAK_BAL |
| Hugh Mulcahy | PHI | -1.01 | 193805230_SLN_PHI |
| Elden Auker | DET | -0.06 | 193805240_BOS_DET |
Based on accumulated WAA for this season up to 1938-05-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.75 | Bob Feller | 62 | CLE |
| +003+ | 3.43 | Lefty Grove | 78 | BOS |
| +005+ | 3.21 | Paul Derringer | 65.3 | CIN |
| +006+ | 2.74 | Tot Pressnell | 54 | LAN |
| +008+ | 2.69 | Carl Hubbell | 53 | SFN |
| +009+ | 2.41 | Milt Shoffner | 54.3 | ATL |
| +013+ | 2.05 | Jack Wilson | 43.3 | BOS |
| +014+ | 2 | Johnny Allen | 65.7 | CLE |
| +016+ | 1.85 | Dizzy Dean | 25.7 | CHN |
| +018+ | 1.77 | Harry Gumbert | 58.7 | SFN |
| +020+ | 1.7 | Spud Chandler | 34 | NYA |
| +022+ | 1.67 | Ted Lyons | 34 | CHA |
| +023+ | 1.57 | Bill McGee | 40.7 | SLN |
| +024+ | 1.54 | Cliff Melton | 67 | SFN |
| +025+ | 1.51 | Lynn Nelson | 45 | OAK |
| +027+ | 1.46 | Bob Klinger | 19.7 | PIT |
| +028+ | 1.39 | Boots Poffenberger | 36 | DET |
| +029+ | 1.38 | Red Ruffing | 41.3 | NYA |
| +032+ | 1.33 | Buck Ross | 34.7 | OAK |
| XXXXX | 1.14 | John Whitehead | 24.3 | CHA |
| XXXXX | 1.11 | Van Mungo | 48.3 | LAN |
| XXXXX | 1.03 | Thornton Lee | 51 | CHA |
| XXXXX | 0.93 | Larry French | 57.3 | CHN |
| XXXXX | 0.92 | Joe Beggs | 24 | NYA |
| XXXXX | 0.92 | Vern Kennedy | 58 | DET |
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