sˈɑːnənbˌɜːɡ hˈɛld ðə tˈaɪɾəl fɔːɹ nˌɪɹli tˈuː jˈɪɹz bᵻfˌoːɹ lˈuːzɪŋ ɪt tʊ ˈɛd dˈɑːn dʒˈɔːɹdʒ ˌɔn dᵻsˈɛmbɚ tˈɛn, nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi, ɪn lˌɑːs ˈændʒəlɪs.
Sonnenberg held the title for nearly two years before losing it to Ed Don George on December 10, 1930, in Los Angeles.