Frank Keffer vs. Bill Risley — Career Comparison

Looking at the career totals, Frank Keffer and Bill Risley are fairly close on the surface numbers. Bill Risley posted stronger numbers in ERA (3.98 vs 5.63) and WHIP (1.310 vs 1.500). Frank Keffer had the advantage in home runs allowed (0 per nine innings vs 1.26). By the career numbers, Bill Risley 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.