William Parson vs. Bill Prough — Career Comparison

Looking at the career totals, William Parson and Bill Prough are fairly close on the surface numbers. William Parson posted stronger numbers in ERA (4.92 vs 6) and WHIP (1.856 vs 2.667). Bill Prough had the advantage in home runs allowed (0 per nine innings vs 0.6). By the career numbers, William Parson 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.