mˈeɪɚ stˈɑːɹɾᵻd ðə nˈaɪntiːnhˈʌndɹɪd nˈaɪntiːn sˈiːzən wɪððə pˈaɪɹəts; haʊˈɛvɚ, ɪn ˈɔːɡəst ʌv ðæt jˈɪɹ, ðə ʃᵻkˈɑːɡoʊ wˈaɪt sˈɑːks sᵻlˈɛktᵻd hˌɪm ˈɔf wˈeɪvɚz.
Mayer started the 1919 season with the Pirates; however, in August of that year, the Chicago White Sox selected him off waivers.