Frank Keffer vs. Dutch Ruether — Career Comparison

Dutch Ruether built a career as a starting pitcher and Frank Keffer as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Dutch Ruether posted stronger surface numbers — ERA 3.5 and WHIP 1.404 compared to 5.63 and 1.500 for Frank Keffer. By the career numbers, Dutch Ruether had the better of this cross-role comparison — though era context would sharpen the verdict.