Billy Norman vs. Hank Thormahlen — Career Comparison

Looking at the career totals, Billy Norman and Hank Thormahlen are fairly close on the surface numbers. Billy Norman had the edge in WHIP (1.248 vs 1.333). By the career numbers, Billy Norman 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.