. . . "solo recital" . . "Entered from program calendar and New York Times concert listing and review.\r\nRichard Doren was 12 years old at the time of this recital.\r\n\"Concert and Opera Programs of the Week.\" New York Times (1923-Current file): 1. Dec 14 1952. ProQuest. Web. 18 Aug. 2014.\r\n\"Pianist, 12, Heard in Recital.\" New York Times (1923-Current file): 21. Dec 15 1952. ProQuest. Web. 18 Aug. 2014.\r\nWORLD PREMIERE of Wolfsohn's ORIENTALE\r\nWORLD PREMIERE of Wolfsohn's EXOTIC MUSIC BOX\r\nWORLD PREMIERE of Wolfsohn's TOCCATA" . . . . . . . . "Richard Doren" . . . . "1952-12-14T14:30:00"^^ .