Stub Brown vs. John Mackinson — Career Comparison

On the career pitching numbers, Stub Brown posted a stronger line than John Mackinson. Stub Brown posted stronger numbers in ERA (4.9 vs 7.36) and home runs allowed (0.5 per nine innings vs 1.23). By the career numbers, Stub Brown 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.