Frank Keffer vs. Don Robinson — Career Comparison

Don Robinson 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. Don Robinson posted stronger surface numbers — ERA 3.79 and WHIP 1.341 compared to 5.63 and 1.500 for Frank Keffer. By the career numbers, Don Robinson had the better of this cross-role comparison — though era context would sharpen the verdict.