1920. Dec. 13. Leoncavallo's posthumous opera "Edipo Rè" produced by the Chicago Opera Association, with Titta Ruffo and Dorothy Francis in the leading parts. Marinuzzi conducting.
1920. Dec. 14. Samuel Gardner's Violin Concerto produced by the Boston Symphony Orchestra at Providence, R. I., with the composer as soloist.
1920. Dec. 23. Revival of Verdi's opera "Don Carlos" at the Metropolitan Opera House, New York City, with Rosa Ponselle, Matzenauer, Martinelli, de Luca, and Didur.
1920. Dec. 23. G. Francesco Malipiéro's "Impressioni dal Vero." Part 1, "Il Capinero" (The Blackcap), Part 2, "Il Picchio" (The Woodpecker), Part 3, "Il Chiù" (The Owl), given by the Boston Symphony Orchestra.
1920. Dec. 29. Revival of Gay's "The Beggar's Opera" (the first ballad opera performed in America) at the Greenwich Village Theatre, New York City, with Sylvia Nelis as Polly Peachum.
1920. Dec. 30. Ralph Vaughan Williams's "A London Symphony" given by the New York Symphony Society, when Albert Coates (noted English conductor) made his American début as conductor.
1920. Dec. 30. First Concert of Toscanini's "La Scala" Orchestra, at Carnegie Hall, New York City.
1920. Dec. 31. Gustav Holst's symphony, "The Planets," given by the Chicago Symphony Orchestra.
1920. Dec. Adolph Tandler appointed conductor of the Los Angeles (Cal.) Symphony Orchestra.
1921. Jan. 9. American début of Selma Kurtz, Viennese soprano, in a concert at the Hippodrome, New York City, in a miscellaneous program.