Al Preston vs. Jeff Wallace — Career Comparison

On the career pitching numbers, Jeff Wallace posted a stronger line than Al Preston. Jeff Wallace posted stronger numbers in ERA (4.2 vs 20.25) and WHIP (1.745 vs 4.500). By the career numbers, Jeff Wallace 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.