Joe Boyle vs. Henry Williams — Career Comparison

On the career pitching numbers, Henry Williams posted a stronger line than Joe Boyle. Henry Williams posted stronger numbers in ERA (3.77 vs 4.98) and home runs allowed (0.63 per nine innings vs 0.86). By the career numbers, Henry 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.