Duke Maas
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1958-04-17 | KCA | @ CLE | L, 3-2 | 8.2 | 9 | 3 | 3 | 3 | 3 | 36 | 2 | 0 | 0 | 10 | 10 | SP, L, CG |
| 1958-04-23 | KCA | vs. DET | L, 8-2 | 3.0 | 5 | 4 | 4 | 2 | 0 | 16 | 1 | 0 | 0 | 4 | 4 | SP, L |
| 1958-05-14 | KCA | vs. CHW | L, 4-1 | 8.0 | 8 | 4 | 4 | 2 | 6 | 32 | 0 | 1 | 1 | 8 | 6 | SP, L |
| 1958-05-18 | KCA | vs. DET | W, 2-0 | 9.0 | 2 | 0 | 0 | 0 | 4 | 28 | 0 | 1 | 0 | 10 | 12 | SP, W, CG, SHO |
| 1958-05-23 | KCA | vs. BOS | L, 9-1 | 1.2 | 4 | 5 | 5 | 2 | 0 | 11 | 0 | 0 | 1 | 0 | 0 | SP, L |
| 1958-05-28 | KCA | vs. NYY | W, 4-3 | 5.0 | 1 | 0 | 0 | 0 | 1 | 16 | 1 | 0 | 0 | 7 | 7 | RP, W |
| 1958-05-30 | KCA | vs. CLE | W, 7-6 | 1.0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 1 | RP, SV |
| 1958-06-03 | KCA | @ WSH | L, 10-9 | 3.0 | 4 | 4 | 3 | 2 | 1 | 15 | 1 | 0 | 0 | 5 | 3 | RP, L |
| 1958-06-08 | KCA | @ BAL | W, 2-1 | 7.0 | 5 | 1 | 1 | 0 | 1 | 26 | 0 | 0 | 0 | 11 | 8 | SP, W |
| 1958-06-15 | KCA | @ BOS | W, 9-4 | 9.0 | 11 | 4 | 4 | 2 | 3 | 38 | 2 | 0 | 1 | 14 | 8 | SP, W, CG |
| 1958-06-21 | NYY | @ DET | L, 1-0 | 7.0 | 4 | 1 | 1 | 1 | 3 | 25 | 0 | 0 | 1 | 4 | 12 | SP, L |
| 1958-06-27 | NYY | @ KCA | W, 10-3 | 2.0 | 5 | 3 | 3 | 0 | 1 | 11 | 0 | 0 | 1 | 0 | 5 | SP |
| 1958-06-29 | NYY | @ KCA | L, 12-6 | 0.2 | 2 | 3 | 3 | 1 | 1 | 5 | 0 | 0 | 0 | 0 | 1 | RP |
| 1958-07-01 | NYY | @ BAL | L, 7-5 | 0.2 | 3 | 3 | 3 | 1 | 0 | 6 | 0 | 1 | 0 | 1 | 1 | RP, L |
| 1958-07-05 | NYY | vs. BOS | T, 3-3 | 5.1 | 6 | 3 | 1 | 6 | 2 | 30 | 1 | 0 | 0 | 3 | 10 | SP |
| 1958-07-10 | NYY | vs. CLE | W, 4-3 | 7.0 | 8 | 3 | 3 | 3 | 8 | 31 | 0 | 0 | 0 | 6 | 5 | SP |
| 1958-07-13 | NYY | vs. CHW | L, 7-4 | 3.2 | 4 | 3 | 2 | 1 | 1 | 16 | 1 | 0 | 0 | 4 | 5 | RP |
| 1958-07-19 | NYY | vs. KCA | L, 6-4 | 7.0 | 3 | 2 | 2 | 3 | 4 | 27 | 0 | 0 | 1 | 5 | 10 | SP |
| 1958-07-26 | NYY | @ CLE | W, 8-3 | 6.2 | 6 | 3 | 1 | 3 | 4 | 30 | 0 | 0 | 0 | 5 | 11 | SP, W |
| 1958-07-31 | NYY | @ KCA | W, 8-3 | 5.1 | 6 | 3 | 3 | 0 | 3 | 21 | 0 | 0 | 1 | 9 | 3 | SP, W |
| 1958-08-03 | NYY | @ CHW | L, 3-1 | 0.2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | RP |
| 1958-08-09 | NYY | vs. BOS | L, 9-6 | 5.0 | 8 | 7 | 7 | 3 | 4 | 24 | 3 | 0 | 2 | 5 | 4 | SP, L |
| 1958-08-14 | NYY | @ BOS | W, 8-2 | 3.0 | 4 | 2 | 2 | 1 | 0 | 14 | 1 | 1 | 0 | 5 | 4 | SP |
| 1958-08-17 | NYY | @ BOS | L, 6-5 | 2.0 | 1 | 0 | 0 | 0 | 2 | 7 | 0 | 0 | 0 | 1 | 3 | RP |
| 1958-08-19 | NYY | vs. CLE | L, 8-6 | 3.0 | 3 | 3 | 3 | 1 | 2 | 13 | 0 | 0 | 1 | 5 | 2 | RP |
| 1958-08-22 | NYY | vs. CHW | W, 8-5 | 2.0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 4 | 2 | RP, W |
| 1958-08-23 | NYY | vs. CHW | L, 7-1 | 1.0 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 0 | 0 | 2 | 0 | RP |
| 1958-08-27 | NYY | vs. KCA | L, 11-7 | 6.0 | 10 | 3 | 3 | 1 | 3 | 28 | 2 | 0 | 0 | 9 | 5 | RP |
| 1958-09-01 | NYY | vs. BOS | W, 4-2 | 9.0 | 4 | 2 | 1 | 7 | 6 | 38 | 1 | 0 | 0 | 10 | 8 | SP, W, CG |
| 1958-09-07 | NYY | vs. WSH | W, 7-0 | 9.0 | 4 | 0 | 0 | 2 | 4 | 30 | 0 | 0 | 0 | 11 | 9 | SP, W, CG, SHO |
| 1958-09-14 | NYY | @ KCA | W, 5-3 | 8.1 | 4 | 3 | 1 | 1 | 0 | 31 | 0 | 0 | 1 | 14 | 9 | SP, W |
| 1958-09-24 | NYY | @ BOS | W, 7-5 | 7.0 | 8 | 4 | 4 | 1 | 1 | 30 | 1 | 1 | 1 | 5 | 15 | SP, W |
| 1958-10-02 | NYY | @ MLN | L, 13-5 | 0.1 | 2 | 3 | 3 | 1 | 0 | 4 | 0 | 0 | 1 | 0 | 1 | RP |
| Date | Team | Opponent | Result | IP | H | R | ER | BB | SO | PA | 2B | 3B | HR | GO | FO | MISC |
| Totals | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||||
| 162 Game Avg. | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |