Hank Johnson vs. Duster Mails — Career Comparison

On the career pitching numbers, Duster Mails posted a stronger line than Hank Johnson. Duster Mails posted stronger numbers in ERA (4.1 vs 4.75) and WHIP (1.500 vs 1.570). By the career numbers, Duster Mails 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.