Joan Adon vs. Henry Richardson — Career Comparison

On the career pitching numbers, Henry Richardson posted a stronger line than Joan Adon. Henry Richardson posted stronger numbers in ERA (4.05 vs 6.66) and WHIP (1.650 vs 1.723). By the career numbers, Henry Richardson 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.