Entered from New York Times concert listing and review. According to the listing, additional unnamed songs by "De Lime, Madera, and Sandoval" were programmed. Abresch, James A. "CONCERT AND OPERA PROGRAMS." New York Times (1923-Current file), Dec 10, 1950, pp. 1, ProQuest Historical Newspapers: The New York Times. "Flavia Acosta, Contralto, Sings." New York Times (1923-Current file), Dec 18, 1950, pp. 34, ProQuest Historical Newspapers: The New York Times.