Slim Jones vs. Rube Marshall — Career Comparison

Looking at the career totals, Slim Jones and Rube Marshall are fairly close on the surface numbers. Slim Jones posted stronger numbers in ERA (3.48 vs 4.17) and WHIP (1.190 vs 1.562). Rube Marshall had the advantage in home runs allowed (0.19 per nine innings vs 0.47). By the career numbers, Slim Jones 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.