Unknown Clark vs. Cotton Williams — Career Comparison

Looking at the career totals, Unknown Clark and Cotton Williams are fairly close on the surface numbers. Cotton Williams posted stronger numbers in ERA (4.62 vs 7.5) and WHIP (1.439 vs 1.500). Unknown Clark had the advantage in home runs allowed (0 per nine innings vs 0.25). By the career numbers, Cotton Williams 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.