Frank Keffer vs. Jim Ray — Career Comparison

Looking at the career totals, Frank Keffer and Jim Ray are fairly close on the surface numbers. Jim Ray posted stronger numbers in ERA (3.6 vs 5.63) and WHIP (1.375 vs 1.500). Frank Keffer had the advantage in home runs allowed (0 per nine innings vs 0.76). By the career numbers, Jim Ray 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.