Kurt Birkins vs. George Mullin — Career Comparison

George Mullin built a career as a starting pitcher and Kurt Birkins as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. George Mullin posted stronger surface numbers — ERA 2.82 and WHIP 1.290 compared to 5.85 and 1.553 for Kurt Birkins. By the career numbers, George Mullin had the better of this cross-role comparison — though era context would sharpen the verdict.