After the success of her later novels, Rand was able to release a revised version in 1959 that has since sold over three million copies.
ˈæftɚ ðə səksˈɛs ʌv hɜː lˈeɪɾɚ nˈɑːvəlz, ɹˈænd wʌz ˈeɪbəl tə ɹᵻlˈiːs ɐ ɹᵻvˈaɪzd vˈɜːʒən ɪn nˈaɪntiːnhˈʌndɹɪd fˈɪfti nˈaɪn ðæt hɐz sˈɪns sˈoʊld ˌoʊvɚ θɹˈiː mˈɪliən kˈɑːpɪz.