Tommy Greene vs. Herbert Jackson — Career Comparison

On the career pitching numbers, Tommy Greene posted a stronger line than Herbert Jackson. Tommy Greene posted stronger numbers in ERA (4.14 vs 5.73) and WHIP (1.342 vs 1.909). By the career numbers, Tommy Greene 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.