. . . "1953-12-15T20:30:00"^^ . . . . . "The Harpsichord Quartet" . . . . "Entered from program calendar and New York Times concert listing and review.\r\n\"Concert And Opera Programs Of The Week.\" New York Times (1923-Current file): 1. Dec 13 1953. ProQuest. Web. 7 Oct. 2014.\r\n\"Harpsichord Group Gives Program Here.\" New York Times (1923-Current file): 51. Dec 16 1953. ProQuest. Web. 7 Oct. 2014.\r\nWORLD PREMIERE of Carlos Surinach's TIENTOS\r\nWORLD PREMIERE of Paul Des Marais' THEME AND CHANGES" . . "chamber music performance" .