. . . "chamber music performance" . "1964-01-17T20:30:00"^^ . . . . "Entered from flyer, New York Times concert listing and review.\r\nNEW YORK PREMIERE of Karlheinz Stockhausen's ZETIMASZE\r\nNEW YORK PREMIERE of Luigi Nono's CANTI PER 13\r\n\"THIS WEEK'S CONCERT AND OPERA PROGRAMS.\" New York Times (1923-Current file): 1. Jan 12 1964. ProQuest. Web. 9 Feb. 2016.\r\nKlein, Howard. \"SCHULLER DIRECTS MODERN PROGRAM.\" New York Times (1923-Current file): 15. Jan 18 1964. ProQuest. Web. 9 Feb. 2016.\r\n" . "20th Century Innovations" . . . .