Unknown Hamilton vs. Johnny Rigney — Career Comparison

Looking at the career totals, Unknown Hamilton and Johnny Rigney are fairly close on the surface numbers. Johnny Rigney posted stronger numbers in ERA (3.59 vs 8.1) and WHIP (1.307 vs 2.400). Unknown Hamilton had the advantage in home runs allowed (0 per nine innings vs 0.68). By the career numbers, Johnny Rigney 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.