Henry Mathewson vs. Al Pierotti — Career Comparison

Looking at the career totals, Henry Mathewson and Al Pierotti are fairly close on the surface numbers. Al Pierotti posted stronger numbers in ERA (4.05 vs 4.91) and WHIP (1.425 vs 2.000). Henry Mathewson had the advantage in home runs allowed (0 per nine innings vs 0.68). By the career numbers, Al Pierotti 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.