Tommy Greene vs. Bill Koski — Career Comparison

Tommy Greene built a career as a starting pitcher and Bill Koski as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Tommy Greene posted stronger surface numbers — ERA 4.14 and WHIP 1.342 compared to 6.67 and 2.000 for Bill Koski. By the career numbers, Tommy Greene had the better of this cross-role comparison — though era context would sharpen the verdict.