Bill Donovan vs. Willis Roberts — Career Comparison

Bill Donovan built a career as a starting pitcher and Willis Roberts as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bill Donovan posted stronger surface numbers — ERA 3.2 and WHIP 1.490 compared to 4.64 and 1.521 for Willis Roberts. By the career numbers, Bill Donovan had the better of this cross-role comparison — though era context would sharpen the verdict.