. "solo recital" . . . "Entered from booking ledger and New York Times concert listing and review.\r\nU.S. PREMIERE of Paul Ben-Haim's PIANO SONATA\r\n\"CONCERT AND OPERA PROGRAMS FOR THE WEEK: OPERA METROPOLITAN.\" New York Times (1923-Current file), Nov 11 1956, p. 148. ProQuest. Web. 12 Apr. 2021.\r\n\"PAULINA RUVINSKA PLAYS NEW SONATA.\" New York Times (1923-Current file), Nov 18 1956, p. 85. ProQuest. Web. 16 Apr. 2021." . . . . "Paulina Ruvinska, Piano" . . "1956-11-17T17:30:00"^^ . . . .