Joe Bitker vs. John Johnstone — Career Comparison

Looking at the career totals, Joe Bitker and John Johnstone are fairly close on the surface numbers. John Johnstone had the edge in ERA (4.01 vs 4.73). By the career numbers, John Johnstone 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.