Neil Allen vs. Unknown Nelson — Career Comparison

Looking at the career totals, Neil Allen and Unknown Nelson are fairly close on the surface numbers. Neil Allen posted stronger numbers in ERA (3.88 vs 9) and WHIP (1.487 vs 2.000). Unknown Nelson had the advantage in home runs allowed (0 per nine innings vs 0.66). By the career numbers, Neil Allen 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.