nˈʌn wʌzɐ pɹˌɛzɪdˈɛnʃəl ᵻlˈɛktɚɹ ɔnðə kˌɑːnstɪtˈuːʃənəl jˈuːniən tˈɪkɪt ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɪksti ænd, ðˈɛn hiː wʌz pɹˌɛzɪdˈɛnʃəl ᵻlˈɛktɚɹ ɔnðə ɹᵻpˈʌblɪkən tˈɪkɪt ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɪksti fˈoːɹ.
Nunn was a presidential elector on the Constitutional Union ticket in 1860 and, then he was presidential elector on the Republican Ticket in 1864.