tˈɑːməs dʒˈɛfɚsənz fˈɜːst klˈæs ɡɹˈædjuːˌeɪɾᵻd ɪn nˈaɪntiːnhˈʌndɹɪd fˈɪfti ˈeɪt, bˌʌt fˈɜːst kəmpˈiːɾɪd ɪn æθlˈɛɾɪk ᵻvˈɛnts stˈɑːɹɾɪŋ ɪnðə fˈɔːl ʌv nˈaɪntiːnhˈʌndɹɪd fˈɪfti sˈɛvən.
Thomas Jefferson's first class graduated in 1958, but first competed in athletic events starting in the fall of 1957.