Bill Koski vs. David Lee — Career Comparison

Looking at the career totals, Bill Koski and David Lee are fairly close on the surface numbers. David Lee posted stronger numbers in ERA (4.37 vs 6.67) and WHIP (1.665 vs 2.000). Bill Koski had the advantage in home runs allowed (0.67 per nine innings vs 1.09). By the career numbers, David Lee 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.