Bert Humphries vs. Duster Mails — Career Comparison

On the career pitching numbers, Bert Humphries posted a stronger line than Duster Mails. Bert Humphries posted stronger numbers in ERA (2.79 vs 4.1) and WHIP (1.201 vs 1.500). By the career numbers, Bert Humphries 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.