Lefty Clay vs. Wayne Osborne — Career Comparison

On the career pitching numbers, Lefty Clay posted a stronger line than Wayne Osborne. Lefty Clay posted stronger numbers in ERA (4.5 vs 5.91) and home runs allowed (0 per nine innings vs 0.42). By the career numbers, Lefty Clay 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.