Mike Willis vs. Carroll Yerkes — Career Comparison

On the career pitching numbers, Carroll Yerkes posted a stronger line than Mike Willis. Carroll Yerkes posted stronger numbers in ERA (3.88 vs 4.59) and WHIP (1.397 vs 1.524). By the career numbers, Carroll Yerkes 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.