Joe Oeschger vs. John Williams — Career Comparison

On the career pitching numbers, Joe Oeschger posted a stronger line than John Williams. Joe Oeschger posted stronger numbers in ERA (3.81 vs 4.37) and home runs allowed (0.3 per nine innings vs 0.59). By the career numbers, Joe Oeschger 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.