Bob Harmon vs. Rube Marshall — Career Comparison

On the career pitching numbers, Bob Harmon posted a stronger line than Rube Marshall. Bob Harmon posted stronger numbers in ERA (3.33 vs 4.17) and WHIP (1.328 vs 1.562). By the career numbers, Bob Harmon 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.