. . . . "New York Sinfonia" . . . "chamber orchestra performance" . . . "New York Debut of Helen Merritt\r\nSchonberg, Harold C. \"Music: Chamber Group: Westermann Makes Debut here Leading New York Sinfonia in Fine Program Joseph Locke, Irish Tenor, Gives Recital.\" New York Times (1923-Current file), Mar 24 1956, p. 15. ProQuest. Web. 18 Dec. 2020." . . "1956-03-23T20:30:00"^^ . .