"Broadcast on WNYC-FM.\r\n\"ON RADIO.\" New York Times (1923-Current file), Dec 24 1956, p. 23. ProQuest. Web. 23 Apr. 2021." . . . . "Midnight Performance: Chamber Music at the Circle Christmas Eve Concert" . "radio broadcast" . "chamber orchestra performance" . . . . . "1956-12-25T00:00:00"^^ . . . . .