Natan Schwartzman, Violin New York Debut Entered from booking ledger and New York Times concert listing and review. The listing incorrectly states that this was to have been the New York premiere of Camargo Guarnieri's Violin Sonata No. 4; the U.S. premiere was given in Carnegie Recital Hall in 1959 by violinist Eva Kovach. "Who Makes Music and Where." New York Times (1923-), Oct 23 1966, p. 1. ProQuest. Web. 16 Sep. 2024. "BRAZILIAN VIOLINIST MAKES LOCAL DEBUT." New York Times (1923-), Oct 28 1966, p. 33. ProQuest. Web. 16 Sep. 2024. solo recital 1966-10-27T20:30:00