J. R. Richard vs. Schoolboy Rowe — Career Comparison

Looking at the career totals, J. R. Richard and Schoolboy Rowe are fairly close on the surface numbers. J. R. Richard had the edge in ERA (3.15 vs 3.87). By the career numbers, J. R. Richard 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.