Lefty Williams vs. Bill Zepp — Career Comparison

Looking at the career totals, Lefty Williams and Bill Zepp are fairly close on the surface numbers. Lefty Williams posted stronger numbers in WHIP (1.319 vs 1.495) and home runs allowed (0.15 per nine innings vs 0.57). Bill Zepp had the advantage in ERA (3.64 vs 4.41). By the career numbers, Lefty 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.