Unknown Bookman vs. Phil Marchildon — Career Comparison

Looking at the career totals, Unknown Bookman and Phil Marchildon are fairly close on the surface numbers. Phil Marchildon posted stronger numbers in ERA (3.93 vs 27) and WHIP (1.456 vs 4.500). Unknown Bookman had the advantage in home runs allowed (0 per nine innings vs 0.6). By the career numbers, Phil Marchildon 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.