. "1961-12-11T20:30:00"^^ . "Paulina Ruvinska, Piano" . . "Entered from program calendar, booking ledger, and New York Times concert listing.\r\nNEW YORK PREMIERE of Iain Hamilton's PIANO SONATA NO. 2, OP. 13\r\n\"CONCERT AND OPERA PROGRAMS THIS WEEK.\" New York Times (1923-Current file), Dec 10 1961, p. 1. ProQuest. Web. 29 Oct. 2019." . . . "solo recital" . . . . . .