Les Henderson vs. Dennis Lewallyn — Career Comparison

Looking at the career totals, Les Henderson and Dennis Lewallyn are fairly close on the surface numbers. Les Henderson posted stronger numbers in ERA (0 vs 4.48) and home runs allowed (0 per nine innings vs 0.67). Dennis Lewallyn had the advantage in WHIP (1.481 vs 3.000). By the career numbers, Les Henderson 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.