. "chamber music performance" . "Soni Ventorum, Wind Quintet" . . "Entered from booking ledger and New York Times concert listing and review. \r\n\"Who Makes Music and Where.\" New York Times (1923-), 23 Mar. 1969, p. 1. ProQuest. Web. 9 May 2025.\r\nHenahan, Donal. \"QUINTET MASTERS SCHOENBERG PIECE: SONI VENTORUM PERFORMS A PIONEER 12-TONE WORK.\" New York Times (1923-), 25 Mar. 1969, p. 39. ProQuest. Web. 9 May 2025." . . . . . "1969-03-24T20:30:00"^^ .