BNN Stats: Single-Season Records
Who holds the single season record in the American Federation Baseball League for ERA?

<Ron Taylor:player#675>, TX,  1.716, 2018
<Bob Grant:player#7953>, NY,  1.755, 2040
<Bob Grant:player#7953>, NY,  1.831, 2038
<Jeff Locke:player#1291>, AZ,  1.854, 2055
<Rod O'Colgan:player#584>, AL,  1.863, 2024
