Mark Clark vs. Don Kirkwood — Career Comparison

Looking at the career totals, Mark Clark and Don Kirkwood are fairly close on the surface numbers. Don Kirkwood posted stronger numbers in ERA (4.37 vs 4.61) and home runs allowed (0.72 per nine innings vs 1.11). Mark Clark had the advantage in WHIP (1.406 vs 1.497). By the career numbers, Don Kirkwood 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.