Mark Grater vs. Bob Tewksbury — Career Comparison

Bob Tewksbury built a career as a starting pitcher and Mark Grater as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mark Grater posted stronger surface numbers — ERA 3.38 and WHIP 2.250 compared to 3.92 and 1.304 for Bob Tewksbury. By the career numbers, Mark Grater had the better of this cross-role comparison — though era context would sharpen the verdict.