Bob Ingersoll vs. Al Mahon — Career Comparison

On the career pitching numbers, Bob Ingersoll posted a stronger line than Al Mahon. Bob Ingersoll posted stronger numbers in ERA (3 vs 22.85) and WHIP (1.667 vs 4.154). By the career numbers, Bob Ingersoll 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.