John Dettmer vs. Rube Parnham — Career Comparison

Looking at the career totals, John Dettmer and Rube Parnham are fairly close on the surface numbers. Rube Parnham posted stronger numbers in ERA (4.04 vs 4.47) and home runs allowed (0.25 per nine innings vs 1.66). John Dettmer had the advantage in WHIP (1.620 vs 1.710). By the career numbers, Rube Parnham 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.