Bob Milliken vs. Jim Peterson — Career Comparison

Looking at the career totals, Bob Milliken and Jim Peterson are fairly close on the surface numbers. Bob Milliken posted stronger numbers in ERA (3.59 vs 5.27) and WHIP (1.176 vs 1.665). Jim Peterson had the advantage in home runs allowed (0.74 per nine innings vs 1.25). By the career numbers, Bob Milliken had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.