John Lamb vs. Otto Rettig — Career Comparison

On the career pitching numbers, Otto Rettig posted a stronger line than John Lamb. Otto Rettig posted stronger numbers in ERA (4.91 vs 6.25) and home runs allowed (0 per nine innings vs 1.8). By the career numbers, Otto Rettig 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.