Tom Gilles vs. William Parson — Career Comparison

Looking at the career totals, Tom Gilles and William Parson are fairly close on the surface numbers. Tom Gilles posted stronger numbers in WHIP (1.500 vs 1.856) and home runs allowed (0 per nine innings vs 0.6). William Parson had the advantage in ERA (4.92 vs 6.75). By the career numbers, Tom Gilles 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.