Don Erickson vs. Caleb Freeman — Career Comparison

On the career pitching numbers, Don Erickson posted a stronger line than Caleb Freeman. Don Erickson posted stronger numbers in ERA (4.63 vs 5.4) and home runs allowed (2.31 per nine innings vs 2.7). By the career numbers, Don Erickson 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.