George McQuillan vs. Erik Swanson — Career Comparison

George McQuillan built a career as a starting pitcher and Erik Swanson as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. George McQuillan posted stronger surface numbers — ERA 2.38 and WHIP 1.131 compared to 4.2 and 1.154 for Erik Swanson. By the career numbers, George McQuillan had the better of this cross-role comparison — though era context would sharpen the verdict.