Charles Jackson vs. Jim Shellenback — Career Comparison

On the career pitching numbers, Jim Shellenback posted a stronger line than Charles Jackson. Jim Shellenback posted stronger numbers in ERA (3.81 vs 5.71) and home runs allowed (0.79 per nine innings vs 1.56). By the career numbers, Jim Shellenback 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.