Joan Adon vs. Charlie Sproull — Career Comparison

Looking at the career totals, Joan Adon and Charlie Sproull are fairly close on the surface numbers. Charlie Sproull posted stronger numbers in ERA (5.94 vs 6.66) and home runs allowed (0.69 per nine innings vs 1.29). Joan Adon had the advantage in WHIP (1.723 vs 1.826). By the career numbers, Charlie Sproull 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.