. "Entered from booking ledger and New York Times concert listing and review.\r\n\"THIS WEEK'S CONCERT AND OPERA PROGRAMS: CONCERTS, OPERA AND RECITALS.\" New York Times (1923-), May 19 1963, p. 1. ProQuest. Web. 29 Sep. 2023.\r\n\"Sylvia Kahn, Soprano, Gives Program of Familiar Works.\" New York Times (1923-), May 25 1963, p. 40. ProQuest. Web. 29 Sep. 2023." . . . . "1963-05-24T20:30:00"^^ . . "Sylvia Kahn, Soprano" . . . . . . . . . . . . . . . "solo recital" . . .