. "Entered from booking ledger and New York Times concert listing and review.\r\n\"CONCERT AND OPERA PROGRAMS OF THE WEEK.\" New York Times (1923-Current file), Oct 13, 1957, pp. 128. ProQuest.\r\n\"CHAMBER SOLOISTS PRESENT PROGRAM.\" New York Times (1923-Current file), Oct 20, 1957, pp. 84. ProQuest." . . "1957-10-19T17:30:00"^^ . . . . . . . . "chamber music performance" . . "Twilight Concert: New York Chamber Soloists" .