. "1971-04-13T20:30:00"^^ . . "chamber music performance" . . . . "Entered from an article in published in the New York Times.\r\n\"Carnegie Hall Ushers Get Chance to Perform.\" New York Times (1923-), Apr 13 1971, p. 30. ProQuest. Web. 13 June 2023." . . . . . "Carnegie Hall Ushers Concert" . .