Lefty Gilmore vs. Charlie Sproull — Career Comparison

On the career pitching numbers, Lefty Gilmore posted a stronger line than Charlie Sproull. Lefty Gilmore posted stronger numbers in ERA (5.69 vs 5.94) and WHIP (1.495 vs 1.826). By the career numbers, Lefty Gilmore 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.