Unknown Clark vs. Jack Sanford — Career Comparison

Looking at the career totals, Unknown Clark and Jack Sanford are fairly close on the surface numbers. Jack Sanford posted stronger numbers in ERA (3.69 vs 7.5) and WHIP (1.319 vs 1.500). Unknown Clark had the advantage in home runs allowed (0 per nine innings vs 0.76). By the career numbers, Jack Sanford 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.