Ars Nova Chamber Ensemble Entered from booking ledger and New York Times concert listing and review. "PROGRAMS FOR CURRENT WEEK." New York Times (1923-Current file), May 20 1956, p. 122. ProQuest. Web. 24 Mar. 2021. "Music: Ars Nova Plays: Ensemble Gives Final 'Twilight Concert' of Season at Carnegie Recital Hall." New York Times (1923-Current file), May 26 1956, p. 14. ProQuest. Web. 25 Mar. 2021. chamber music performance 1956-05-25T18:00:00