Burleigh Grimes vs. Unknown Haley — Career Comparison

On the career pitching numbers, Burleigh Grimes posted a stronger line than Unknown Haley. Burleigh Grimes posted stronger numbers in ERA (3.53 vs 13.5) and WHIP (1.365 vs 2.167). By the career numbers, Burleigh Grimes 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.