J. D. Hammer vs. Buck Marrow — Career Comparison

Buck Marrow built a career as a starting pitcher and J. D. Hammer as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. J. D. Hammer posted stronger surface numbers — ERA 4.38 and WHIP 1.538 compared to 5.06 and 1.615 for Buck Marrow. By the career numbers, J. D. Hammer had the better of this cross-role comparison — though era context would sharpen the verdict.