John McCarty vs. Unknown Nelson — Career Comparison

Looking at the career totals, John McCarty and Unknown Nelson are fairly close on the surface numbers. John McCarty posted stronger numbers in ERA (3.91 vs 9) and WHIP (1.738 vs 2.000). Unknown Nelson had the advantage in home runs allowed (0 per nine innings vs 0.3). By the career numbers, John McCarty 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.